Changes between Initial Version and Version 1 of Ticket #8115


Ignore:
Timestamp:
Dec 2, 2022, 2:23:38 PM (3 years ago)
Author:
Eric Pettersen
Comment:

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  • Ticket #8115

    • Property Component Unassigned → Platform
    • Property Platform → all
    • Property Project → ChimeraX
    • Property Resolution → duplicate
    • Property Status new → closed
    • Property Summary ChimeraX bug report submission → libGLU.so.1: cannot open shared object file: No such file or directory

  • Ticket #8115 – Description

    initial v1  
    798798directory 
    799799 
    800 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    801 directory 
    802  
    803 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    804 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    805 in 
    806 from ._surface import subdivide_triangles, vertex_areas 
    807  
    808 See log for complete Python traceback. 
    809  
    810 Traceback (most recent call last): 
    811 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    812 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    813 in _redraw_timer_callback 
    814 drew = self.draw_new_frame() 
    815 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    816 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    817 draw_new_frame 
    818 from chimerax import surface 
    819 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    820 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    821 in <module> 
    822 from ._surface import subdivide_triangles, vertex_areas 
    823 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    824 directory 
    825  
    826 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    827 directory 
    828  
    829 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    830 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    831 in 
    832 from ._surface import subdivide_triangles, vertex_areas 
    833  
    834 See log for complete Python traceback. 
    835  
    836 Traceback (most recent call last): 
    837 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    838 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    839 in _redraw_timer_callback 
    840 drew = self.draw_new_frame() 
    841 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    842 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    843 draw_new_frame 
    844 from chimerax import surface 
    845 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    846 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    847 in <module> 
    848 from ._surface import subdivide_triangles, vertex_areas 
    849 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    850 directory 
    851  
    852 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    853 directory 
    854  
    855 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    856 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    857 in 
    858 from ._surface import subdivide_triangles, vertex_areas 
    859  
    860 See log for complete Python traceback. 
    861  
    862 Traceback (most recent call last): 
    863 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    864 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    865 in _redraw_timer_callback 
    866 drew = self.draw_new_frame() 
    867 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    868 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    869 draw_new_frame 
    870 from chimerax import surface 
    871 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    872 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    873 in <module> 
    874 from ._surface import subdivide_triangles, vertex_areas 
    875 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    876 directory 
    877  
    878 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    879 directory 
    880  
    881 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    882 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    883 in 
    884 from ._surface import subdivide_triangles, vertex_areas 
    885  
    886 See log for complete Python traceback. 
    887  
    888 Traceback (most recent call last): 
    889 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    890 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    891 in _redraw_timer_callback 
    892 drew = self.draw_new_frame() 
    893 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    894 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    895 draw_new_frame 
    896 from chimerax import surface 
    897 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    898 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    899 in <module> 
    900 from ._surface import subdivide_triangles, vertex_areas 
    901 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    902 directory 
    903  
    904 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    905 directory 
    906  
    907 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    908 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    909 in 
    910 from ._surface import subdivide_triangles, vertex_areas 
    911  
    912 See log for complete Python traceback. 
    913  
    914 Traceback (most recent call last): 
    915 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    916 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    917 in _redraw_timer_callback 
    918 drew = self.draw_new_frame() 
    919 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    920 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    921 draw_new_frame 
    922 from chimerax import surface 
    923 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    924 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    925 in <module> 
    926 from ._surface import subdivide_triangles, vertex_areas 
    927 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    928 directory 
    929  
    930 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    931 directory 
    932  
    933 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    934 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    935 in 
    936 from ._surface import subdivide_triangles, vertex_areas 
    937  
    938 See log for complete Python traceback. 
    939  
    940 Traceback (most recent call last): 
    941 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    942 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    943 in _redraw_timer_callback 
    944 drew = self.draw_new_frame() 
    945 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    946 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    947 draw_new_frame 
    948 from chimerax import surface 
    949 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    950 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    951 in <module> 
    952 from ._surface import subdivide_triangles, vertex_areas 
    953 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    954 directory 
    955  
    956 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    957 directory 
    958  
    959 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    960 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    961 in 
    962 from ._surface import subdivide_triangles, vertex_areas 
    963  
    964 See log for complete Python traceback. 
    965  
    966 Traceback (most recent call last): 
    967 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    968 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    969 in _redraw_timer_callback 
    970 drew = self.draw_new_frame() 
    971 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    972 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    973 draw_new_frame 
    974 from chimerax import surface 
    975 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    976 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    977 in <module> 
    978 from ._surface import subdivide_triangles, vertex_areas 
    979 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    980 directory 
    981  
    982 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    983 directory 
    984  
    985 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    986 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    987 in 
    988 from ._surface import subdivide_triangles, vertex_areas 
    989  
    990 See log for complete Python traceback. 
    991  
    992 Traceback (most recent call last): 
    993 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    994 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    995 in _redraw_timer_callback 
    996 drew = self.draw_new_frame() 
    997 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    998 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    999 draw_new_frame 
    1000 from chimerax import surface 
    1001 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1002 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1003 in <module> 
    1004 from ._surface import subdivide_triangles, vertex_areas 
    1005 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1006 directory 
    1007  
    1008 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1009 directory 
    1010  
    1011 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1012 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1013 in 
    1014 from ._surface import subdivide_triangles, vertex_areas 
    1015  
    1016 See log for complete Python traceback. 
    1017  
    1018 Traceback (most recent call last): 
    1019 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1020 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1021 in _redraw_timer_callback 
    1022 drew = self.draw_new_frame() 
    1023 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1024 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1025 draw_new_frame 
    1026 from chimerax import surface 
    1027 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1028 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1029 in <module> 
    1030 from ._surface import subdivide_triangles, vertex_areas 
    1031 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1032 directory 
    1033  
    1034 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1035 directory 
    1036  
    1037 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1038 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1039 in 
    1040 from ._surface import subdivide_triangles, vertex_areas 
    1041  
    1042 See log for complete Python traceback. 
    1043  
    1044 Traceback (most recent call last): 
    1045 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1046 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1047 in _redraw_timer_callback 
    1048 drew = self.draw_new_frame() 
    1049 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1050 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1051 draw_new_frame 
    1052 from chimerax import surface 
    1053 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1054 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1055 in <module> 
    1056 from ._surface import subdivide_triangles, vertex_areas 
    1057 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1058 directory 
    1059  
    1060 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1061 directory 
    1062  
    1063 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1064 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1065 in 
    1066 from ._surface import subdivide_triangles, vertex_areas 
    1067  
    1068 See log for complete Python traceback. 
    1069  
    1070 Traceback (most recent call last): 
    1071 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1072 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1073 in _redraw_timer_callback 
    1074 drew = self.draw_new_frame() 
    1075 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1076 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1077 draw_new_frame 
    1078 from chimerax import surface 
    1079 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1080 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1081 in <module> 
    1082 from ._surface import subdivide_triangles, vertex_areas 
    1083 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1084 directory 
    1085  
    1086 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1087 directory 
    1088  
    1089 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1090 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1091 in 
    1092 from ._surface import subdivide_triangles, vertex_areas 
    1093  
    1094 See log for complete Python traceback. 
    1095  
    1096 Traceback (most recent call last): 
    1097 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1098 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1099 in _redraw_timer_callback 
    1100 drew = self.draw_new_frame() 
    1101 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1102 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1103 draw_new_frame 
    1104 from chimerax import surface 
    1105 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1106 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1107 in <module> 
    1108 from ._surface import subdivide_triangles, vertex_areas 
    1109 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1110 directory 
    1111  
    1112 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1113 directory 
    1114  
    1115 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1116 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1117 in 
    1118 from ._surface import subdivide_triangles, vertex_areas 
    1119  
    1120 See log for complete Python traceback. 
    1121  
    1122 Traceback (most recent call last): 
    1123 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1124 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1125 in _redraw_timer_callback 
    1126 drew = self.draw_new_frame() 
    1127 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1128 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1129 draw_new_frame 
    1130 from chimerax import surface 
    1131 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1132 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1133 in <module> 
    1134 from ._surface import subdivide_triangles, vertex_areas 
    1135 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1136 directory 
    1137  
    1138 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1139 directory 
    1140  
    1141 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1142 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1143 in 
    1144 from ._surface import subdivide_triangles, vertex_areas 
    1145  
    1146 See log for complete Python traceback. 
    1147  
    1148 Traceback (most recent call last): 
    1149 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1150 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1151 in _redraw_timer_callback 
    1152 drew = self.draw_new_frame() 
    1153 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1154 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1155 draw_new_frame 
    1156 from chimerax import surface 
    1157 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1158 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1159 in <module> 
    1160 from ._surface import subdivide_triangles, vertex_areas 
    1161 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1162 directory 
    1163  
    1164 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1165 directory 
    1166  
    1167 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1168 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1169 in 
    1170 from ._surface import subdivide_triangles, vertex_areas 
    1171  
    1172 See log for complete Python traceback. 
    1173  
    1174 Traceback (most recent call last): 
    1175 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1176 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1177 in _redraw_timer_callback 
    1178 drew = self.draw_new_frame() 
    1179 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1180 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1181 draw_new_frame 
    1182 from chimerax import surface 
    1183 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1184 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1185 in <module> 
    1186 from ._surface import subdivide_triangles, vertex_areas 
    1187 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1188 directory 
    1189  
    1190 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1191 directory 
    1192  
    1193 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1194 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1195 in 
    1196 from ._surface import subdivide_triangles, vertex_areas 
    1197  
    1198 See log for complete Python traceback. 
    1199  
    1200 Traceback (most recent call last): 
    1201 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1202 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1203 in _redraw_timer_callback 
    1204 drew = self.draw_new_frame() 
    1205 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1206 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1207 draw_new_frame 
    1208 from chimerax import surface 
    1209 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1210 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1211 in <module> 
    1212 from ._surface import subdivide_triangles, vertex_areas 
    1213 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1214 directory 
    1215  
    1216 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1217 directory 
    1218  
    1219 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1220 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1221 in 
    1222 from ._surface import subdivide_triangles, vertex_areas 
    1223  
    1224 See log for complete Python traceback. 
    1225  
    1226 Traceback (most recent call last): 
    1227 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1228 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1229 in _redraw_timer_callback 
    1230 drew = self.draw_new_frame() 
    1231 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1232 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1233 draw_new_frame 
    1234 from chimerax import surface 
    1235 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1236 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1237 in <module> 
    1238 from ._surface import subdivide_triangles, vertex_areas 
    1239 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1240 directory 
    1241  
    1242 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1243 directory 
    1244  
    1245 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1246 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1247 in 
    1248 from ._surface import subdivide_triangles, vertex_areas 
    1249  
    1250 See log for complete Python traceback. 
    1251  
    1252 Traceback (most recent call last): 
    1253 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1254 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1255 in _redraw_timer_callback 
    1256 drew = self.draw_new_frame() 
    1257 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1258 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1259 draw_new_frame 
    1260 from chimerax import surface 
    1261 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1262 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1263 in <module> 
    1264 from ._surface import subdivide_triangles, vertex_areas 
    1265 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1266 directory 
    1267  
    1268 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1269 directory 
    1270  
    1271 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1272 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1273 in 
    1274 from ._surface import subdivide_triangles, vertex_areas 
    1275  
    1276 See log for complete Python traceback. 
    1277  
    1278 Traceback (most recent call last): 
    1279 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1280 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1281 in _redraw_timer_callback 
    1282 drew = self.draw_new_frame() 
    1283 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1284 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1285 draw_new_frame 
    1286 from chimerax import surface 
    1287 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1288 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1289 in <module> 
    1290 from ._surface import subdivide_triangles, vertex_areas 
    1291 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1292 directory 
    1293  
    1294 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1295 directory 
    1296  
    1297 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1298 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1299 in 
    1300 from ._surface import subdivide_triangles, vertex_areas 
    1301  
    1302 See log for complete Python traceback. 
    1303  
    1304 Traceback (most recent call last): 
    1305 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1306 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1307 in _redraw_timer_callback 
    1308 drew = self.draw_new_frame() 
    1309 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1310 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1311 draw_new_frame 
    1312 from chimerax import surface 
    1313 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1314 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1315 in <module> 
    1316 from ._surface import subdivide_triangles, vertex_areas 
    1317 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1318 directory 
    1319  
    1320 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1321 directory 
    1322  
    1323 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1324 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1325 in 
    1326 from ._surface import subdivide_triangles, vertex_areas 
    1327  
    1328 See log for complete Python traceback. 
    1329  
    1330 Traceback (most recent call last): 
    1331 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1332 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1333 in _redraw_timer_callback 
    1334 drew = self.draw_new_frame() 
    1335 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1336 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1337 draw_new_frame 
    1338 from chimerax import surface 
    1339 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1340 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1341 in <module> 
    1342 from ._surface import subdivide_triangles, vertex_areas 
    1343 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1344 directory 
    1345  
    1346 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1347 directory 
    1348  
    1349 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1350 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1351 in 
    1352 from ._surface import subdivide_triangles, vertex_areas 
    1353  
    1354 See log for complete Python traceback. 
    1355  
    1356 Traceback (most recent call last): 
    1357 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1358 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1359 in _redraw_timer_callback 
    1360 drew = self.draw_new_frame() 
    1361 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1362 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1363 draw_new_frame 
    1364 from chimerax import surface 
    1365 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1366 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1367 in <module> 
    1368 from ._surface import subdivide_triangles, vertex_areas 
    1369 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1370 directory 
    1371  
    1372 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1373 directory 
    1374  
    1375 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1376 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1377 in 
    1378 from ._surface import subdivide_triangles, vertex_areas 
    1379  
    1380 See log for complete Python traceback. 
    1381  
    1382 Traceback (most recent call last): 
    1383 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1384 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1385 in _redraw_timer_callback 
    1386 drew = self.draw_new_frame() 
    1387 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1388 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1389 draw_new_frame 
    1390 from chimerax import surface 
    1391 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1392 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1393 in <module> 
    1394 from ._surface import subdivide_triangles, vertex_areas 
    1395 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1396 directory 
    1397  
    1398 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1399 directory 
    1400  
    1401 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1402 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1403 in 
    1404 from ._surface import subdivide_triangles, vertex_areas 
    1405  
    1406 See log for complete Python traceback. 
    1407  
    1408 Traceback (most recent call last): 
    1409 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1410 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1411 in _redraw_timer_callback 
    1412 drew = self.draw_new_frame() 
    1413 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1414 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1415 draw_new_frame 
    1416 from chimerax import surface 
    1417 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1418 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1419 in <module> 
    1420 from ._surface import subdivide_triangles, vertex_areas 
    1421 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1422 directory 
    1423  
    1424 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1425 directory 
    1426  
    1427 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1428 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1429 in 
    1430 from ._surface import subdivide_triangles, vertex_areas 
    1431  
    1432 See log for complete Python traceback. 
    1433  
    1434 Traceback (most recent call last): 
    1435 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1436 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1437 in _redraw_timer_callback 
    1438 drew = self.draw_new_frame() 
    1439 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1440 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1441 draw_new_frame 
    1442 from chimerax import surface 
    1443 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1444 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1445 in <module> 
    1446 from ._surface import subdivide_triangles, vertex_areas 
    1447 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1448 directory 
    1449  
    1450 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1451 directory 
    1452  
    1453 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1454 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1455 in 
    1456 from ._surface import subdivide_triangles, vertex_areas 
    1457  
    1458 See log for complete Python traceback. 
    1459  
    1460 Traceback (most recent call last): 
    1461 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1462 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1463 in _redraw_timer_callback 
    1464 drew = self.draw_new_frame() 
    1465 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1466 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1467 draw_new_frame 
    1468 from chimerax import surface 
    1469 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1470 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1471 in <module> 
    1472 from ._surface import subdivide_triangles, vertex_areas 
    1473 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1474 directory 
    1475  
    1476 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1477 directory 
    1478  
    1479 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1480 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1481 in 
    1482 from ._surface import subdivide_triangles, vertex_areas 
    1483  
    1484 See log for complete Python traceback. 
    1485  
    1486 Traceback (most recent call last): 
    1487 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1488 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1489 in _redraw_timer_callback 
    1490 drew = self.draw_new_frame() 
    1491 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1492 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1493 draw_new_frame 
    1494 from chimerax import surface 
    1495 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1496 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1497 in <module> 
    1498 from ._surface import subdivide_triangles, vertex_areas 
    1499 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1500 directory 
    1501  
    1502 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1503 directory 
    1504  
    1505 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1506 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1507 in 
    1508 from ._surface import subdivide_triangles, vertex_areas 
    1509  
    1510 See log for complete Python traceback. 
    1511  
    1512 Traceback (most recent call last): 
    1513 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1514 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1515 in _redraw_timer_callback 
    1516 drew = self.draw_new_frame() 
    1517 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1518 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1519 draw_new_frame 
    1520 from chimerax import surface 
    1521 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1522 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1523 in <module> 
    1524 from ._surface import subdivide_triangles, vertex_areas 
    1525 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1526 directory 
    1527  
    1528 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1529 directory 
    1530  
    1531 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1532 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1533 in 
    1534 from ._surface import subdivide_triangles, vertex_areas 
    1535  
    1536 See log for complete Python traceback. 
    1537  
    1538 Traceback (most recent call last): 
    1539 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1540 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1541 in _redraw_timer_callback 
    1542 drew = self.draw_new_frame() 
    1543 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1544 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1545 draw_new_frame 
    1546 from chimerax import surface 
    1547 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1548 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1549 in <module> 
    1550 from ._surface import subdivide_triangles, vertex_areas 
    1551 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1552 directory 
    1553  
    1554 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1555 directory 
    1556  
    1557 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1558 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1559 in 
    1560 from ._surface import subdivide_triangles, vertex_areas 
    1561  
    1562 See log for complete Python traceback. 
    1563  
    1564 Traceback (most recent call last): 
    1565 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1566 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1567 in _redraw_timer_callback 
    1568 drew = self.draw_new_frame() 
    1569 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1570 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1571 draw_new_frame 
    1572 from chimerax import surface 
    1573 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1574 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1575 in <module> 
    1576 from ._surface import subdivide_triangles, vertex_areas 
    1577 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1578 directory 
    1579  
    1580 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1581 directory 
    1582  
    1583 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1584 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1585 in 
    1586 from ._surface import subdivide_triangles, vertex_areas 
    1587  
    1588 See log for complete Python traceback. 
    1589  
    1590 Traceback (most recent call last): 
    1591 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1592 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1593 in _redraw_timer_callback 
    1594 drew = self.draw_new_frame() 
    1595 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1596 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1597 draw_new_frame 
    1598 from chimerax import surface 
    1599 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1600 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1601 in <module> 
    1602 from ._surface import subdivide_triangles, vertex_areas 
    1603 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1604 directory 
    1605  
    1606 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1607 directory 
    1608  
    1609 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1610 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1611 in 
    1612 from ._surface import subdivide_triangles, vertex_areas 
    1613  
    1614 See log for complete Python traceback. 
    1615  
    1616 Traceback (most recent call last): 
    1617 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1618 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1619 in _redraw_timer_callback 
    1620 drew = self.draw_new_frame() 
    1621 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1622 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1623 draw_new_frame 
    1624 from chimerax import surface 
    1625 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1626 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1627 in <module> 
    1628 from ._surface import subdivide_triangles, vertex_areas 
    1629 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1630 directory 
    1631  
    1632 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1633 directory 
    1634  
    1635 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1636 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1637 in 
    1638 from ._surface import subdivide_triangles, vertex_areas 
    1639  
    1640 See log for complete Python traceback. 
    1641  
    1642 Traceback (most recent call last): 
    1643 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1644 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1645 in _redraw_timer_callback 
    1646 drew = self.draw_new_frame() 
    1647 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1648 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1649 draw_new_frame 
    1650 from chimerax import surface 
    1651 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1652 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1653 in <module> 
    1654 from ._surface import subdivide_triangles, vertex_areas 
    1655 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1656 directory 
    1657  
    1658 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1659 directory 
    1660  
    1661 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1662 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1663 in 
    1664 from ._surface import subdivide_triangles, vertex_areas 
    1665  
    1666 See log for complete Python traceback. 
    1667  
    1668 Traceback (most recent call last): 
    1669 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1670 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1671 in _redraw_timer_callback 
    1672 drew = self.draw_new_frame() 
    1673 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1674 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1675 draw_new_frame 
    1676 from chimerax import surface 
    1677 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1678 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1679 in <module> 
    1680 from ._surface import subdivide_triangles, vertex_areas 
    1681 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1682 directory 
    1683  
    1684 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1685 directory 
    1686  
    1687 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1688 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1689 in 
    1690 from ._surface import subdivide_triangles, vertex_areas 
    1691  
    1692 See log for complete Python traceback. 
    1693  
    1694 Traceback (most recent call last): 
    1695 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1696 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1697 in _redraw_timer_callback 
    1698 drew = self.draw_new_frame() 
    1699 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1700 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1701 draw_new_frame 
    1702 from chimerax import surface 
    1703 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1704 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1705 in <module> 
    1706 from ._surface import subdivide_triangles, vertex_areas 
    1707 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1708 directory 
    1709  
    1710 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1711 directory 
    1712  
    1713 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1714 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1715 in 
    1716 from ._surface import subdivide_triangles, vertex_areas 
    1717  
    1718 See log for complete Python traceback. 
    1719  
    1720 Traceback (most recent call last): 
    1721 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1722 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1723 in _redraw_timer_callback 
    1724 drew = self.draw_new_frame() 
    1725 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1726 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1727 draw_new_frame 
    1728 from chimerax import surface 
    1729 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1730 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1731 in <module> 
    1732 from ._surface import subdivide_triangles, vertex_areas 
    1733 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1734 directory 
    1735  
    1736 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1737 directory 
    1738  
    1739 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1740 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1741 in 
    1742 from ._surface import subdivide_triangles, vertex_areas 
    1743  
    1744 See log for complete Python traceback. 
    1745  
    1746 Traceback (most recent call last): 
    1747 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1748 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1749 in _redraw_timer_callback 
    1750 drew = self.draw_new_frame() 
    1751 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1752 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1753 draw_new_frame 
    1754 from chimerax import surface 
    1755 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1756 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1757 in <module> 
    1758 from ._surface import subdivide_triangles, vertex_areas 
    1759 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1760 directory 
    1761  
    1762 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1763 directory 
    1764  
    1765 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1766 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1767 in 
    1768 from ._surface import subdivide_triangles, vertex_areas 
    1769  
    1770 See log for complete Python traceback. 
    1771  
    1772 Traceback (most recent call last): 
    1773 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1774 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1775 in _redraw_timer_callback 
    1776 drew = self.draw_new_frame() 
    1777 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1778 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1779 draw_new_frame 
    1780 from chimerax import surface 
    1781 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1782 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1783 in <module> 
    1784 from ._surface import subdivide_triangles, vertex_areas 
    1785 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1786 directory 
    1787  
    1788 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1789 directory 
    1790  
    1791 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1792 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1793 in 
    1794 from ._surface import subdivide_triangles, vertex_areas 
    1795  
    1796 See log for complete Python traceback. 
    1797  
    1798 Traceback (most recent call last): 
    1799 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1800 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1801 in _redraw_timer_callback 
    1802 drew = self.draw_new_frame() 
    1803 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1804 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1805 draw_new_frame 
    1806 from chimerax import surface 
    1807 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1808 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1809 in <module> 
    1810 from ._surface import subdivide_triangles, vertex_areas 
    1811 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1812 directory 
    1813  
    1814 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1815 directory 
    1816  
    1817 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1818 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1819 in 
    1820 from ._surface import subdivide_triangles, vertex_areas 
    1821  
    1822 See log for complete Python traceback. 
    1823  
    1824 Traceback (most recent call last): 
    1825 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1826 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1827 in _redraw_timer_callback 
    1828 drew = self.draw_new_frame() 
    1829 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1830 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1831 draw_new_frame 
    1832 from chimerax import surface 
    1833 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1834 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1835 in <module> 
    1836 from ._surface import subdivide_triangles, vertex_areas 
    1837 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1838 directory 
    1839  
    1840 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1841 directory 
    1842  
    1843 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1844 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1845 in 
    1846 from ._surface import subdivide_triangles, vertex_areas 
    1847  
    1848 See log for complete Python traceback. 
    1849  
    1850 Traceback (most recent call last): 
    1851 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1852 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1853 in _redraw_timer_callback 
    1854 drew = self.draw_new_frame() 
    1855 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1856 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1857 draw_new_frame 
    1858 from chimerax import surface 
    1859 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1860 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1861 in <module> 
    1862 from ._surface import subdivide_triangles, vertex_areas 
    1863 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1864 directory 
    1865  
    1866 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1867 directory 
    1868  
    1869 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1870 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1871 in 
    1872 from ._surface import subdivide_triangles, vertex_areas 
    1873  
    1874 See log for complete Python traceback. 
    1875  
    1876 Traceback (most recent call last): 
    1877 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1878 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1879 in _redraw_timer_callback 
    1880 drew = self.draw_new_frame() 
    1881 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1882 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1883 draw_new_frame 
    1884 from chimerax import surface 
    1885 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1886 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1887 in <module> 
    1888 from ._surface import subdivide_triangles, vertex_areas 
    1889 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1890 directory 
    1891  
    1892 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1893 directory 
    1894  
    1895 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1896 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1897 in 
    1898 from ._surface import subdivide_triangles, vertex_areas 
    1899  
    1900 See log for complete Python traceback. 
    1901  
    1902 Traceback (most recent call last): 
    1903 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1904 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1905 in _redraw_timer_callback 
    1906 drew = self.draw_new_frame() 
    1907 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1908 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1909 draw_new_frame 
    1910 from chimerax import surface 
    1911 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1912 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1913 in <module> 
    1914 from ._surface import subdivide_triangles, vertex_areas 
    1915 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1916 directory 
    1917  
    1918 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1919 directory 
    1920  
    1921 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1922 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1923 in 
    1924 from ._surface import subdivide_triangles, vertex_areas 
    1925  
    1926 See log for complete Python traceback. 
    1927  
    1928 Traceback (most recent call last): 
    1929 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1930 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1931 in _redraw_timer_callback 
    1932 drew = self.draw_new_frame() 
    1933 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1934 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1935 draw_new_frame 
    1936 from chimerax import surface 
    1937 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1938 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1939 in <module> 
    1940 from ._surface import subdivide_triangles, vertex_areas 
    1941 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1942 directory 
    1943  
    1944 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1945 directory 
    1946  
    1947 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1948 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1949 in 
    1950 from ._surface import subdivide_triangles, vertex_areas 
    1951  
    1952 See log for complete Python traceback. 
    1953  
    1954 Traceback (most recent call last): 
    1955 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1956 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1957 in _redraw_timer_callback 
    1958 drew = self.draw_new_frame() 
    1959 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1960 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1961 draw_new_frame 
    1962 from chimerax import surface 
    1963 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1964 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1965 in <module> 
    1966 from ._surface import subdivide_triangles, vertex_areas 
    1967 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1968 directory 
    1969  
    1970 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1971 directory 
    1972  
    1973 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1974 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1975 in 
    1976 from ._surface import subdivide_triangles, vertex_areas 
    1977  
    1978 See log for complete Python traceback. 
    1979  
    1980 Traceback (most recent call last): 
    1981 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1982 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    1983 in _redraw_timer_callback 
    1984 drew = self.draw_new_frame() 
    1985 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1986 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    1987 draw_new_frame 
    1988 from chimerax import surface 
    1989 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    1990 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    1991 in <module> 
    1992 from ._surface import subdivide_triangles, vertex_areas 
    1993 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1994 directory 
    1995  
    1996 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1997 directory 
    1998  
    1999 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2000 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2001 in 
    2002 from ._surface import subdivide_triangles, vertex_areas 
    2003  
    2004 See log for complete Python traceback. 
    2005  
    2006 Traceback (most recent call last): 
    2007 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2008 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2009 in _redraw_timer_callback 
    2010 drew = self.draw_new_frame() 
    2011 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2012 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2013 draw_new_frame 
    2014 from chimerax import surface 
    2015 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2016 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2017 in <module> 
    2018 from ._surface import subdivide_triangles, vertex_areas 
    2019 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2020 directory 
    2021  
    2022 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2023 directory 
    2024  
    2025 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2026 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2027 in 
    2028 from ._surface import subdivide_triangles, vertex_areas 
    2029  
    2030 See log for complete Python traceback. 
    2031  
    2032 Traceback (most recent call last): 
    2033 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2034 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2035 in _redraw_timer_callback 
    2036 drew = self.draw_new_frame() 
    2037 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2038 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2039 draw_new_frame 
    2040 from chimerax import surface 
    2041 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2042 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2043 in <module> 
    2044 from ._surface import subdivide_triangles, vertex_areas 
    2045 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2046 directory 
    2047  
    2048 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2049 directory 
    2050  
    2051 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2052 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2053 in 
    2054 from ._surface import subdivide_triangles, vertex_areas 
    2055  
    2056 See log for complete Python traceback. 
    2057  
    2058 Traceback (most recent call last): 
    2059 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2060 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2061 in _redraw_timer_callback 
    2062 drew = self.draw_new_frame() 
    2063 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2064 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2065 draw_new_frame 
    2066 from chimerax import surface 
    2067 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2068 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2069 in <module> 
    2070 from ._surface import subdivide_triangles, vertex_areas 
    2071 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2072 directory 
    2073  
    2074 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2075 directory 
    2076  
    2077 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2078 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2079 in 
    2080 from ._surface import subdivide_triangles, vertex_areas 
    2081  
    2082 See log for complete Python traceback. 
    2083  
    2084 Traceback (most recent call last): 
    2085 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2086 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2087 in _redraw_timer_callback 
    2088 drew = self.draw_new_frame() 
    2089 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2090 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2091 draw_new_frame 
    2092 from chimerax import surface 
    2093 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2094 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2095 in <module> 
    2096 from ._surface import subdivide_triangles, vertex_areas 
    2097 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2098 directory 
    2099  
    2100 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2101 directory 
    2102  
    2103 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2104 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2105 in 
    2106 from ._surface import subdivide_triangles, vertex_areas 
    2107  
    2108 See log for complete Python traceback. 
    2109  
    2110 Traceback (most recent call last): 
    2111 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2112 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2113 in _redraw_timer_callback 
    2114 drew = self.draw_new_frame() 
    2115 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2116 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2117 draw_new_frame 
    2118 from chimerax import surface 
    2119 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2120 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2121 in <module> 
    2122 from ._surface import subdivide_triangles, vertex_areas 
    2123 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2124 directory 
    2125  
    2126 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2127 directory 
    2128  
    2129 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2130 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2131 in 
    2132 from ._surface import subdivide_triangles, vertex_areas 
    2133  
    2134 See log for complete Python traceback. 
    2135  
    2136 Traceback (most recent call last): 
    2137 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2138 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2139 in _redraw_timer_callback 
    2140 drew = self.draw_new_frame() 
    2141 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2142 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2143 draw_new_frame 
    2144 from chimerax import surface 
    2145 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2146 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2147 in <module> 
    2148 from ._surface import subdivide_triangles, vertex_areas 
    2149 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2150 directory 
    2151  
    2152 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2153 directory 
    2154  
    2155 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2156 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2157 in 
    2158 from ._surface import subdivide_triangles, vertex_areas 
    2159  
    2160 See log for complete Python traceback. 
    2161  
    2162 Traceback (most recent call last): 
    2163 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2164 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2165 in _redraw_timer_callback 
    2166 drew = self.draw_new_frame() 
    2167 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2168 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2169 draw_new_frame 
    2170 from chimerax import surface 
    2171 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2172 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2173 in <module> 
    2174 from ._surface import subdivide_triangles, vertex_areas 
    2175 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2176 directory 
    2177  
    2178 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2179 directory 
    2180  
    2181 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2182 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2183 in 
    2184 from ._surface import subdivide_triangles, vertex_areas 
    2185  
    2186 See log for complete Python traceback. 
    2187  
    2188 Traceback (most recent call last): 
    2189 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2190 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2191 in _redraw_timer_callback 
    2192 drew = self.draw_new_frame() 
    2193 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2194 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2195 draw_new_frame 
    2196 from chimerax import surface 
    2197 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2198 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2199 in <module> 
    2200 from ._surface import subdivide_triangles, vertex_areas 
    2201 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2202 directory 
    2203  
    2204 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2205 directory 
    2206  
    2207 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2208 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2209 in 
    2210 from ._surface import subdivide_triangles, vertex_areas 
    2211  
    2212 See log for complete Python traceback. 
    2213  
    2214 Traceback (most recent call last): 
    2215 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2216 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2217 in _redraw_timer_callback 
    2218 drew = self.draw_new_frame() 
    2219 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2220 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2221 draw_new_frame 
    2222 from chimerax import surface 
    2223 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2224 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2225 in <module> 
    2226 from ._surface import subdivide_triangles, vertex_areas 
    2227 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2228 directory 
    2229  
    2230 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2231 directory 
    2232  
    2233 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2234 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2235 in 
    2236 from ._surface import subdivide_triangles, vertex_areas 
    2237  
    2238 See log for complete Python traceback. 
    2239  
    2240 Traceback (most recent call last): 
    2241 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2242 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2243 in _redraw_timer_callback 
    2244 drew = self.draw_new_frame() 
    2245 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2246 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2247 draw_new_frame 
    2248 from chimerax import surface 
    2249 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2250 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2251 in <module> 
    2252 from ._surface import subdivide_triangles, vertex_areas 
    2253 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2254 directory 
    2255  
    2256 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2257 directory 
    2258  
    2259 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2260 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2261 in 
    2262 from ._surface import subdivide_triangles, vertex_areas 
    2263  
    2264 See log for complete Python traceback. 
    2265  
    2266 Traceback (most recent call last): 
    2267 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2268 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2269 in _redraw_timer_callback 
    2270 drew = self.draw_new_frame() 
    2271 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2272 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2273 draw_new_frame 
    2274 from chimerax import surface 
    2275 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2276 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2277 in <module> 
    2278 from ._surface import subdivide_triangles, vertex_areas 
    2279 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2280 directory 
    2281  
    2282 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2283 directory 
    2284  
    2285 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2286 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2287 in 
    2288 from ._surface import subdivide_triangles, vertex_areas 
    2289  
    2290 See log for complete Python traceback. 
    2291  
    2292 Traceback (most recent call last): 
    2293 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2294 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2295 in _redraw_timer_callback 
    2296 drew = self.draw_new_frame() 
    2297 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2298 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2299 draw_new_frame 
    2300 from chimerax import surface 
    2301 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2302 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2303 in <module> 
    2304 from ._surface import subdivide_triangles, vertex_areas 
    2305 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2306 directory 
    2307  
    2308 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2309 directory 
    2310  
    2311 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2312 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2313 in 
    2314 from ._surface import subdivide_triangles, vertex_areas 
    2315  
    2316 See log for complete Python traceback. 
    2317  
    2318 Traceback (most recent call last): 
    2319 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2320 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2321 in _redraw_timer_callback 
    2322 drew = self.draw_new_frame() 
    2323 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2324 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2325 draw_new_frame 
    2326 from chimerax import surface 
    2327 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2328 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2329 in <module> 
    2330 from ._surface import subdivide_triangles, vertex_areas 
    2331 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2332 directory 
    2333  
    2334 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2335 directory 
    2336  
    2337 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2338 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2339 in 
    2340 from ._surface import subdivide_triangles, vertex_areas 
    2341  
    2342 See log for complete Python traceback. 
    2343  
    2344 Traceback (most recent call last): 
    2345 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2346 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2347 in _redraw_timer_callback 
    2348 drew = self.draw_new_frame() 
    2349 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2350 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2351 draw_new_frame 
    2352 from chimerax import surface 
    2353 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2354 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2355 in <module> 
    2356 from ._surface import subdivide_triangles, vertex_areas 
    2357 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2358 directory 
    2359  
    2360 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2361 directory 
    2362  
    2363 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2364 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2365 in 
    2366 from ._surface import subdivide_triangles, vertex_areas 
    2367  
    2368 See log for complete Python traceback. 
    2369  
    2370 Traceback (most recent call last): 
    2371 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2372 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2373 in _redraw_timer_callback 
    2374 drew = self.draw_new_frame() 
    2375 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2376 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2377 draw_new_frame 
    2378 from chimerax import surface 
    2379 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2380 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2381 in <module> 
    2382 from ._surface import subdivide_triangles, vertex_areas 
    2383 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2384 directory 
    2385  
    2386 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2387 directory 
    2388  
    2389 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2390 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2391 in 
    2392 from ._surface import subdivide_triangles, vertex_areas 
    2393  
    2394 See log for complete Python traceback. 
    2395  
    2396 Traceback (most recent call last): 
    2397 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2398 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2399 in _redraw_timer_callback 
    2400 drew = self.draw_new_frame() 
    2401 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2402 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2403 draw_new_frame 
    2404 from chimerax import surface 
    2405 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2406 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2407 in <module> 
    2408 from ._surface import subdivide_triangles, vertex_areas 
    2409 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2410 directory 
    2411  
    2412 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2413 directory 
    2414  
    2415 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2416 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2417 in 
    2418 from ._surface import subdivide_triangles, vertex_areas 
    2419  
    2420 See log for complete Python traceback. 
    2421  
    2422 Traceback (most recent call last): 
    2423 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2424 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2425 in _redraw_timer_callback 
    2426 drew = self.draw_new_frame() 
    2427 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2428 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2429 draw_new_frame 
    2430 from chimerax import surface 
    2431 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2432 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2433 in <module> 
    2434 from ._surface import subdivide_triangles, vertex_areas 
    2435 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2436 directory 
    2437  
    2438 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2439 directory 
    2440  
    2441 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2442 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2443 in 
    2444 from ._surface import subdivide_triangles, vertex_areas 
    2445  
    2446 See log for complete Python traceback. 
    2447  
    2448 Traceback (most recent call last): 
    2449 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2450 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2451 in _redraw_timer_callback 
    2452 drew = self.draw_new_frame() 
    2453 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2454 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2455 draw_new_frame 
    2456 from chimerax import surface 
    2457 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2458 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2459 in <module> 
    2460 from ._surface import subdivide_triangles, vertex_areas 
    2461 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2462 directory 
    2463  
    2464 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2465 directory 
    2466  
    2467 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2468 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2469 in 
    2470 from ._surface import subdivide_triangles, vertex_areas 
    2471  
    2472 See log for complete Python traceback. 
    2473  
    2474 Traceback (most recent call last): 
    2475 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2476 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2477 in _redraw_timer_callback 
    2478 drew = self.draw_new_frame() 
    2479 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2480 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2481 draw_new_frame 
    2482 from chimerax import surface 
    2483 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2484 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2485 in <module> 
    2486 from ._surface import subdivide_triangles, vertex_areas 
    2487 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2488 directory 
    2489  
    2490 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2491 directory 
    2492  
    2493 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2494 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2495 in 
    2496 from ._surface import subdivide_triangles, vertex_areas 
    2497  
    2498 See log for complete Python traceback. 
    2499  
    2500 Traceback (most recent call last): 
    2501 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2502 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2503 in _redraw_timer_callback 
    2504 drew = self.draw_new_frame() 
    2505 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2506 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2507 draw_new_frame 
    2508 from chimerax import surface 
    2509 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2510 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2511 in <module> 
    2512 from ._surface import subdivide_triangles, vertex_areas 
    2513 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2514 directory 
    2515  
    2516 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2517 directory 
    2518  
    2519 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2520 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2521 in 
    2522 from ._surface import subdivide_triangles, vertex_areas 
    2523  
    2524 See log for complete Python traceback. 
    2525  
    2526 Traceback (most recent call last): 
    2527 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2528 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2529 in _redraw_timer_callback 
    2530 drew = self.draw_new_frame() 
    2531 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2532 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2533 draw_new_frame 
    2534 from chimerax import surface 
    2535 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2536 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2537 in <module> 
    2538 from ._surface import subdivide_triangles, vertex_areas 
    2539 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2540 directory 
    2541  
    2542 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2543 directory 
    2544  
    2545 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2546 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2547 in 
    2548 from ._surface import subdivide_triangles, vertex_areas 
    2549  
    2550 See log for complete Python traceback. 
    2551  
    2552 Traceback (most recent call last): 
    2553 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2554 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2555 in _redraw_timer_callback 
    2556 drew = self.draw_new_frame() 
    2557 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2558 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2559 draw_new_frame 
    2560 from chimerax import surface 
    2561 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2562 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2563 in <module> 
    2564 from ._surface import subdivide_triangles, vertex_areas 
    2565 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2566 directory 
    2567  
    2568 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2569 directory 
    2570  
    2571 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2572 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2573 in 
    2574 from ._surface import subdivide_triangles, vertex_areas 
    2575  
    2576 See log for complete Python traceback. 
    2577  
    2578 Traceback (most recent call last): 
    2579 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2580 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2581 in _redraw_timer_callback 
    2582 drew = self.draw_new_frame() 
    2583 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2584 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2585 draw_new_frame 
    2586 from chimerax import surface 
    2587 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2588 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2589 in <module> 
    2590 from ._surface import subdivide_triangles, vertex_areas 
    2591 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2592 directory 
    2593  
    2594 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2595 directory 
    2596  
    2597 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2598 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2599 in 
    2600 from ._surface import subdivide_triangles, vertex_areas 
    2601  
    2602 See log for complete Python traceback. 
    2603  
    2604 Traceback (most recent call last): 
    2605 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2606 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2607 in _redraw_timer_callback 
    2608 drew = self.draw_new_frame() 
    2609 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2610 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2611 draw_new_frame 
    2612 from chimerax import surface 
    2613 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2614 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2615 in <module> 
    2616 from ._surface import subdivide_triangles, vertex_areas 
    2617 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2618 directory 
    2619  
    2620 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2621 directory 
    2622  
    2623 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2624 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2625 in 
    2626 from ._surface import subdivide_triangles, vertex_areas 
    2627  
    2628 See log for complete Python traceback. 
    2629  
    2630 Traceback (most recent call last): 
    2631 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2632 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2633 in _redraw_timer_callback 
    2634 drew = self.draw_new_frame() 
    2635 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2636 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2637 draw_new_frame 
    2638 from chimerax import surface 
    2639 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2640 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2641 in <module> 
    2642 from ._surface import subdivide_triangles, vertex_areas 
    2643 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2644 directory 
    2645  
    2646 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2647 directory 
    2648  
    2649 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2650 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2651 in 
    2652 from ._surface import subdivide_triangles, vertex_areas 
    2653  
    2654 See log for complete Python traceback. 
    2655  
    2656 Traceback (most recent call last): 
    2657 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2658 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2659 in _redraw_timer_callback 
    2660 drew = self.draw_new_frame() 
    2661 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2662 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2663 draw_new_frame 
    2664 from chimerax import surface 
    2665 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2666 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2667 in <module> 
    2668 from ._surface import subdivide_triangles, vertex_areas 
    2669 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2670 directory 
    2671  
    2672 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2673 directory 
    2674  
    2675 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2676 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2677 in 
    2678 from ._surface import subdivide_triangles, vertex_areas 
    2679  
    2680 See log for complete Python traceback. 
    2681  
    2682 Traceback (most recent call last): 
    2683 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2684 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2685 in _redraw_timer_callback 
    2686 drew = self.draw_new_frame() 
    2687 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2688 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2689 draw_new_frame 
    2690 from chimerax import surface 
    2691 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2692 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2693 in <module> 
    2694 from ._surface import subdivide_triangles, vertex_areas 
    2695 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2696 directory 
    2697  
    2698 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2699 directory 
    2700  
    2701 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2702 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2703 in 
    2704 from ._surface import subdivide_triangles, vertex_areas 
    2705  
    2706 See log for complete Python traceback. 
    2707  
    2708 Traceback (most recent call last): 
    2709 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2710 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2711 in _redraw_timer_callback 
    2712 drew = self.draw_new_frame() 
    2713 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2714 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2715 draw_new_frame 
    2716 from chimerax import surface 
    2717 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2718 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2719 in <module> 
    2720 from ._surface import subdivide_triangles, vertex_areas 
    2721 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2722 directory 
    2723  
    2724 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2725 directory 
    2726  
    2727 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2728 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2729 in 
    2730 from ._surface import subdivide_triangles, vertex_areas 
    2731  
    2732 See log for complete Python traceback. 
    2733  
    2734 Traceback (most recent call last): 
    2735 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2736 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2737 in _redraw_timer_callback 
    2738 drew = self.draw_new_frame() 
    2739 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2740 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2741 draw_new_frame 
    2742 from chimerax import surface 
    2743 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2744 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2745 in <module> 
    2746 from ._surface import subdivide_triangles, vertex_areas 
    2747 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2748 directory 
    2749  
    2750 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2751 directory 
    2752  
    2753 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2754 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2755 in 
    2756 from ._surface import subdivide_triangles, vertex_areas 
    2757  
    2758 See log for complete Python traceback. 
    2759  
    2760 Traceback (most recent call last): 
    2761 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2762 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2763 in _redraw_timer_callback 
    2764 drew = self.draw_new_frame() 
    2765 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2766 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2767 draw_new_frame 
    2768 from chimerax import surface 
    2769 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2770 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2771 in <module> 
    2772 from ._surface import subdivide_triangles, vertex_areas 
    2773 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2774 directory 
    2775  
    2776 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2777 directory 
    2778  
    2779 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2780 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2781 in 
    2782 from ._surface import subdivide_triangles, vertex_areas 
    2783  
    2784 See log for complete Python traceback. 
    2785  
    2786 Traceback (most recent call last): 
    2787 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2788 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2789 in _redraw_timer_callback 
    2790 drew = self.draw_new_frame() 
    2791 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2792 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2793 draw_new_frame 
    2794 from chimerax import surface 
    2795 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2796 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2797 in <module> 
    2798 from ._surface import subdivide_triangles, vertex_areas 
    2799 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2800 directory 
    2801  
    2802 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2803 directory 
    2804  
    2805 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2806 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2807 in 
    2808 from ._surface import subdivide_triangles, vertex_areas 
    2809  
    2810 See log for complete Python traceback. 
    2811  
    2812 Traceback (most recent call last): 
    2813 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2814 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2815 in _redraw_timer_callback 
    2816 drew = self.draw_new_frame() 
    2817 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2818 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2819 draw_new_frame 
    2820 from chimerax import surface 
    2821 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2822 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2823 in <module> 
    2824 from ._surface import subdivide_triangles, vertex_areas 
    2825 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2826 directory 
    2827  
    2828 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2829 directory 
    2830  
    2831 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2832 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2833 in 
    2834 from ._surface import subdivide_triangles, vertex_areas 
    2835  
    2836 See log for complete Python traceback. 
    2837  
    2838 Traceback (most recent call last): 
    2839 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2840 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2841 in _redraw_timer_callback 
    2842 drew = self.draw_new_frame() 
    2843 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2844 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2845 draw_new_frame 
    2846 from chimerax import surface 
    2847 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2848 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2849 in <module> 
    2850 from ._surface import subdivide_triangles, vertex_areas 
    2851 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2852 directory 
    2853  
    2854 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2855 directory 
    2856  
    2857 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2858 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2859 in 
    2860 from ._surface import subdivide_triangles, vertex_areas 
    2861  
    2862 See log for complete Python traceback. 
    2863  
    2864 Traceback (most recent call last): 
    2865 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2866 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2867 in _redraw_timer_callback 
    2868 drew = self.draw_new_frame() 
    2869 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2870 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2871 draw_new_frame 
    2872 from chimerax import surface 
    2873 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2874 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2875 in <module> 
    2876 from ._surface import subdivide_triangles, vertex_areas 
    2877 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2878 directory 
    2879  
    2880 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2881 directory 
    2882  
    2883 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2884 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2885 in 
    2886 from ._surface import subdivide_triangles, vertex_areas 
    2887  
    2888 See log for complete Python traceback. 
    2889  
    2890 Traceback (most recent call last): 
    2891 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2892 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2893 in _redraw_timer_callback 
    2894 drew = self.draw_new_frame() 
    2895 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2896 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2897 draw_new_frame 
    2898 from chimerax import surface 
    2899 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2900 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2901 in <module> 
    2902 from ._surface import subdivide_triangles, vertex_areas 
    2903 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2904 directory 
    2905  
    2906 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2907 directory 
    2908  
    2909 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2910 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2911 in 
    2912 from ._surface import subdivide_triangles, vertex_areas 
    2913  
    2914 See log for complete Python traceback. 
    2915  
    2916 Traceback (most recent call last): 
    2917 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2918 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2919 in _redraw_timer_callback 
    2920 drew = self.draw_new_frame() 
    2921 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2922 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2923 draw_new_frame 
    2924 from chimerax import surface 
    2925 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2926 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2927 in <module> 
    2928 from ._surface import subdivide_triangles, vertex_areas 
    2929 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2930 directory 
    2931  
    2932 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2933 directory 
    2934  
    2935 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2936 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2937 in 
    2938 from ._surface import subdivide_triangles, vertex_areas 
    2939  
    2940 See log for complete Python traceback. 
    2941  
    2942 Traceback (most recent call last): 
    2943 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2944 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2945 in _redraw_timer_callback 
    2946 drew = self.draw_new_frame() 
    2947 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2948 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2949 draw_new_frame 
    2950 from chimerax import surface 
    2951 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2952 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2953 in <module> 
    2954 from ._surface import subdivide_triangles, vertex_areas 
    2955 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2956 directory 
    2957  
    2958 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2959 directory 
    2960  
    2961 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2962 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2963 in 
    2964 from ._surface import subdivide_triangles, vertex_areas 
    2965  
    2966 See log for complete Python traceback. 
    2967  
    2968 Traceback (most recent call last): 
    2969 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2970 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2971 in _redraw_timer_callback 
    2972 drew = self.draw_new_frame() 
    2973 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2974 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    2975 draw_new_frame 
    2976 from chimerax import surface 
    2977 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2978 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2979 in <module> 
    2980 from ._surface import subdivide_triangles, vertex_areas 
    2981 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2982 directory 
    2983  
    2984 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2985 directory 
    2986  
    2987 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2988 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    2989 in 
    2990 from ._surface import subdivide_triangles, vertex_areas 
    2991  
    2992 See log for complete Python traceback. 
    2993  
    2994 Traceback (most recent call last): 
    2995 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    2996 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    2997 in _redraw_timer_callback 
    2998 drew = self.draw_new_frame() 
    2999 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3000 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3001 draw_new_frame 
    3002 from chimerax import surface 
    3003 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3004 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3005 in <module> 
    3006 from ._surface import subdivide_triangles, vertex_areas 
    3007 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3008 directory 
    3009  
    3010 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3011 directory 
    3012  
    3013 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3014 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3015 in 
    3016 from ._surface import subdivide_triangles, vertex_areas 
    3017  
    3018 See log for complete Python traceback. 
    3019  
    3020 Traceback (most recent call last): 
    3021 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3022 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3023 in _redraw_timer_callback 
    3024 drew = self.draw_new_frame() 
    3025 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3026 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3027 draw_new_frame 
    3028 from chimerax import surface 
    3029 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3030 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3031 in <module> 
    3032 from ._surface import subdivide_triangles, vertex_areas 
    3033 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3034 directory 
    3035  
    3036 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3037 directory 
    3038  
    3039 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3040 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3041 in 
    3042 from ._surface import subdivide_triangles, vertex_areas 
    3043  
    3044 See log for complete Python traceback. 
    3045  
    3046 Traceback (most recent call last): 
    3047 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3048 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3049 in _redraw_timer_callback 
    3050 drew = self.draw_new_frame() 
    3051 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3052 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3053 draw_new_frame 
    3054 from chimerax import surface 
    3055 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3056 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3057 in <module> 
    3058 from ._surface import subdivide_triangles, vertex_areas 
    3059 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3060 directory 
    3061  
    3062 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3063 directory 
    3064  
    3065 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3066 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3067 in 
    3068 from ._surface import subdivide_triangles, vertex_areas 
    3069  
    3070 See log for complete Python traceback. 
    3071  
    3072 Traceback (most recent call last): 
    3073 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3074 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3075 in _redraw_timer_callback 
    3076 drew = self.draw_new_frame() 
    3077 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3078 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3079 draw_new_frame 
    3080 from chimerax import surface 
    3081 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3082 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3083 in <module> 
    3084 from ._surface import subdivide_triangles, vertex_areas 
    3085 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3086 directory 
    3087  
    3088 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3089 directory 
    3090  
    3091 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3092 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3093 in 
    3094 from ._surface import subdivide_triangles, vertex_areas 
    3095  
    3096 See log for complete Python traceback. 
    3097  
    3098 Traceback (most recent call last): 
    3099 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3100 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3101 in _redraw_timer_callback 
    3102 drew = self.draw_new_frame() 
    3103 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3104 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3105 draw_new_frame 
    3106 from chimerax import surface 
    3107 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3108 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3109 in <module> 
    3110 from ._surface import subdivide_triangles, vertex_areas 
    3111 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3112 directory 
    3113  
    3114 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3115 directory 
    3116  
    3117 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3118 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3119 in 
    3120 from ._surface import subdivide_triangles, vertex_areas 
    3121  
    3122 See log for complete Python traceback. 
    3123  
    3124 Traceback (most recent call last): 
    3125 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3126 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3127 in _redraw_timer_callback 
    3128 drew = self.draw_new_frame() 
    3129 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3130 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3131 draw_new_frame 
    3132 from chimerax import surface 
    3133 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3134 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3135 in <module> 
    3136 from ._surface import subdivide_triangles, vertex_areas 
    3137 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3138 directory 
    3139  
    3140 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3141 directory 
    3142  
    3143 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3144 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3145 in 
    3146 from ._surface import subdivide_triangles, vertex_areas 
    3147  
    3148 See log for complete Python traceback. 
    3149  
    3150 Traceback (most recent call last): 
    3151 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3152 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3153 in _redraw_timer_callback 
    3154 drew = self.draw_new_frame() 
    3155 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3156 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3157 draw_new_frame 
    3158 from chimerax import surface 
    3159 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3160 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3161 in <module> 
    3162 from ._surface import subdivide_triangles, vertex_areas 
    3163 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3164 directory 
    3165  
    3166 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3167 directory 
    3168  
    3169 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3170 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3171 in 
    3172 from ._surface import subdivide_triangles, vertex_areas 
    3173  
    3174 See log for complete Python traceback. 
    3175  
    3176 Traceback (most recent call last): 
    3177 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3178 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3179 in _redraw_timer_callback 
    3180 drew = self.draw_new_frame() 
    3181 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3182 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3183 draw_new_frame 
    3184 from chimerax import surface 
    3185 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3186 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3187 in <module> 
    3188 from ._surface import subdivide_triangles, vertex_areas 
    3189 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3190 directory 
    3191  
    3192 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3193 directory 
    3194  
    3195 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3196 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3197 in 
    3198 from ._surface import subdivide_triangles, vertex_areas 
    3199  
    3200 See log for complete Python traceback. 
    3201  
    3202 Traceback (most recent call last): 
    3203 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3204 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3205 in _redraw_timer_callback 
    3206 drew = self.draw_new_frame() 
    3207 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3208 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3209 draw_new_frame 
    3210 from chimerax import surface 
    3211 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3212 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3213 in <module> 
    3214 from ._surface import subdivide_triangles, vertex_areas 
    3215 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3216 directory 
    3217  
    3218 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3219 directory 
    3220  
    3221 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3222 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3223 in 
    3224 from ._surface import subdivide_triangles, vertex_areas 
    3225  
    3226 See log for complete Python traceback. 
    3227  
    3228 Traceback (most recent call last): 
    3229 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3230 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3231 in _redraw_timer_callback 
    3232 drew = self.draw_new_frame() 
    3233 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3234 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3235 draw_new_frame 
    3236 from chimerax import surface 
    3237 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3238 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3239 in <module> 
    3240 from ._surface import subdivide_triangles, vertex_areas 
    3241 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3242 directory 
    3243  
    3244 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3245 directory 
    3246  
    3247 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3248 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3249 in 
    3250 from ._surface import subdivide_triangles, vertex_areas 
    3251  
    3252 See log for complete Python traceback. 
    3253  
    3254 Traceback (most recent call last): 
    3255 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3256 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3257 in _redraw_timer_callback 
    3258 drew = self.draw_new_frame() 
    3259 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3260 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3261 draw_new_frame 
    3262 from chimerax import surface 
    3263 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3264 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3265 in <module> 
    3266 from ._surface import subdivide_triangles, vertex_areas 
    3267 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3268 directory 
    3269  
    3270 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3271 directory 
    3272  
    3273 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3274 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3275 in 
    3276 from ._surface import subdivide_triangles, vertex_areas 
    3277  
    3278 See log for complete Python traceback. 
    3279  
    3280 Traceback (most recent call last): 
    3281 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3282 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3283 in _redraw_timer_callback 
    3284 drew = self.draw_new_frame() 
    3285 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3286 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3287 draw_new_frame 
    3288 from chimerax import surface 
    3289 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3290 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3291 in <module> 
    3292 from ._surface import subdivide_triangles, vertex_areas 
    3293 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3294 directory 
    3295  
    3296 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3297 directory 
    3298  
    3299 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3300 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3301 in 
    3302 from ._surface import subdivide_triangles, vertex_areas 
    3303  
    3304 See log for complete Python traceback. 
    3305  
    3306 Traceback (most recent call last): 
    3307 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3308 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3309 in _redraw_timer_callback 
    3310 drew = self.draw_new_frame() 
    3311 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3312 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3313 draw_new_frame 
    3314 from chimerax import surface 
    3315 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3316 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3317 in <module> 
    3318 from ._surface import subdivide_triangles, vertex_areas 
    3319 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3320 directory 
    3321  
    3322 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3323 directory 
    3324  
    3325 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3326 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3327 in 
    3328 from ._surface import subdivide_triangles, vertex_areas 
    3329  
    3330 See log for complete Python traceback. 
    3331  
    3332 Traceback (most recent call last): 
    3333 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3334 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3335 in _redraw_timer_callback 
    3336 drew = self.draw_new_frame() 
    3337 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3338 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3339 draw_new_frame 
    3340 from chimerax import surface 
    3341 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3342 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3343 in <module> 
    3344 from ._surface import subdivide_triangles, vertex_areas 
    3345 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3346 directory 
    3347  
    3348 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3349 directory 
    3350  
    3351 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3352 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3353 in 
    3354 from ._surface import subdivide_triangles, vertex_areas 
    3355  
    3356 See log for complete Python traceback. 
    3357  
    3358 Traceback (most recent call last): 
    3359 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3360 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3361 in _redraw_timer_callback 
    3362 drew = self.draw_new_frame() 
    3363 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3364 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3365 draw_new_frame 
    3366 from chimerax import surface 
    3367 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3368 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3369 in <module> 
    3370 from ._surface import subdivide_triangles, vertex_areas 
    3371 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3372 directory 
    3373  
    3374 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3375 directory 
    3376  
    3377 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3378 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3379 in 
    3380 from ._surface import subdivide_triangles, vertex_areas 
    3381  
    3382 See log for complete Python traceback. 
    3383  
    3384 Traceback (most recent call last): 
    3385 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3386 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3387 in _redraw_timer_callback 
    3388 drew = self.draw_new_frame() 
    3389 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3390 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3391 draw_new_frame 
    3392 from chimerax import surface 
    3393 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3394 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3395 in <module> 
    3396 from ._surface import subdivide_triangles, vertex_areas 
    3397 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3398 directory 
    3399  
    3400 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3401 directory 
    3402  
    3403 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3404 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3405 in 
    3406 from ._surface import subdivide_triangles, vertex_areas 
    3407  
    3408 See log for complete Python traceback. 
    3409  
    3410 Traceback (most recent call last): 
    3411 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3412 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3413 in _redraw_timer_callback 
    3414 drew = self.draw_new_frame() 
    3415 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3416 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3417 draw_new_frame 
    3418 from chimerax import surface 
    3419 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3420 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3421 in <module> 
    3422 from ._surface import subdivide_triangles, vertex_areas 
    3423 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3424 directory 
    3425  
    3426 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3427 directory 
    3428  
    3429 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3430 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3431 in 
    3432 from ._surface import subdivide_triangles, vertex_areas 
    3433  
    3434 See log for complete Python traceback. 
    3435  
    3436 Traceback (most recent call last): 
    3437 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3438 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3439 in _redraw_timer_callback 
    3440 drew = self.draw_new_frame() 
    3441 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3442 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3443 draw_new_frame 
    3444 from chimerax import surface 
    3445 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3446 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3447 in <module> 
    3448 from ._surface import subdivide_triangles, vertex_areas 
    3449 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3450 directory 
    3451  
    3452 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3453 directory 
    3454  
    3455 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3456 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3457 in 
    3458 from ._surface import subdivide_triangles, vertex_areas 
    3459  
    3460 See log for complete Python traceback. 
    3461  
    3462 Traceback (most recent call last): 
    3463 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3464 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3465 in _redraw_timer_callback 
    3466 drew = self.draw_new_frame() 
    3467 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3468 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3469 draw_new_frame 
    3470 from chimerax import surface 
    3471 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3472 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3473 in <module> 
    3474 from ._surface import subdivide_triangles, vertex_areas 
    3475 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3476 directory 
    3477  
    3478 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3479 directory 
    3480  
    3481 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3482 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3483 in 
    3484 from ._surface import subdivide_triangles, vertex_areas 
    3485  
    3486 See log for complete Python traceback. 
    3487  
    3488 Traceback (most recent call last): 
    3489 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3490 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3491 in _redraw_timer_callback 
    3492 drew = self.draw_new_frame() 
    3493 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3494 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3495 draw_new_frame 
    3496 from chimerax import surface 
    3497 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3498 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3499 in <module> 
    3500 from ._surface import subdivide_triangles, vertex_areas 
    3501 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3502 directory 
    3503  
    3504 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3505 directory 
    3506  
    3507 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3508 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3509 in 
    3510 from ._surface import subdivide_triangles, vertex_areas 
    3511  
    3512 See log for complete Python traceback. 
    3513  
    3514 Traceback (most recent call last): 
    3515 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3516 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3517 in _redraw_timer_callback 
    3518 drew = self.draw_new_frame() 
    3519 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3520 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3521 draw_new_frame 
    3522 from chimerax import surface 
    3523 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3524 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3525 in <module> 
    3526 from ._surface import subdivide_triangles, vertex_areas 
    3527 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3528 directory 
    3529  
    3530 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3531 directory 
    3532  
    3533 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3534 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3535 in 
    3536 from ._surface import subdivide_triangles, vertex_areas 
    3537  
    3538 See log for complete Python traceback. 
    3539  
    3540 Traceback (most recent call last): 
    3541 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3542 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3543 in _redraw_timer_callback 
    3544 drew = self.draw_new_frame() 
    3545 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3546 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3547 draw_new_frame 
    3548 from chimerax import surface 
    3549 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3550 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3551 in <module> 
    3552 from ._surface import subdivide_triangles, vertex_areas 
    3553 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3554 directory 
    3555  
    3556 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3557 directory 
    3558  
    3559 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3560 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3561 in 
    3562 from ._surface import subdivide_triangles, vertex_areas 
    3563  
    3564 See log for complete Python traceback. 
    3565  
    3566 Traceback (most recent call last): 
    3567 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3568 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3569 in _redraw_timer_callback 
    3570 drew = self.draw_new_frame() 
    3571 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3572 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3573 draw_new_frame 
    3574 from chimerax import surface 
    3575 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3576 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3577 in <module> 
    3578 from ._surface import subdivide_triangles, vertex_areas 
    3579 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3580 directory 
    3581  
    3582 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3583 directory 
    3584  
    3585 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3586 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3587 in 
    3588 from ._surface import subdivide_triangles, vertex_areas 
    3589  
    3590 See log for complete Python traceback. 
    3591  
    3592 Traceback (most recent call last): 
    3593 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3594 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3595 in _redraw_timer_callback 
    3596 drew = self.draw_new_frame() 
    3597 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3598 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3599 draw_new_frame 
    3600 from chimerax import surface 
    3601 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3602 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3603 in <module> 
    3604 from ._surface import subdivide_triangles, vertex_areas 
    3605 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3606 directory 
    3607  
    3608 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3609 directory 
    3610  
    3611 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3612 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3613 in 
    3614 from ._surface import subdivide_triangles, vertex_areas 
    3615  
    3616 See log for complete Python traceback. 
    3617  
    3618 Traceback (most recent call last): 
    3619 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3620 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3621 in _redraw_timer_callback 
    3622 drew = self.draw_new_frame() 
    3623 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3624 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3625 draw_new_frame 
    3626 from chimerax import surface 
    3627 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3628 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3629 in <module> 
    3630 from ._surface import subdivide_triangles, vertex_areas 
    3631 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3632 directory 
    3633  
    3634 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3635 directory 
    3636  
    3637 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3638 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3639 in 
    3640 from ._surface import subdivide_triangles, vertex_areas 
    3641  
    3642 See log for complete Python traceback. 
    3643  
    3644 Traceback (most recent call last): 
    3645 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3646 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3647 in _redraw_timer_callback 
    3648 drew = self.draw_new_frame() 
    3649 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3650 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3651 draw_new_frame 
    3652 from chimerax import surface 
    3653 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3654 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3655 in <module> 
    3656 from ._surface import subdivide_triangles, vertex_areas 
    3657 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3658 directory 
    3659  
    3660 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3661 directory 
    3662  
    3663 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3664 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3665 in 
    3666 from ._surface import subdivide_triangles, vertex_areas 
    3667  
    3668 See log for complete Python traceback. 
    3669  
    3670 Traceback (most recent call last): 
    3671 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3672 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3673 in _redraw_timer_callback 
    3674 drew = self.draw_new_frame() 
    3675 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3676 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3677 draw_new_frame 
    3678 from chimerax import surface 
    3679 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3680 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3681 in <module> 
    3682 from ._surface import subdivide_triangles, vertex_areas 
    3683 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3684 directory 
    3685  
    3686 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3687 directory 
    3688  
    3689 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3690 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3691 in 
    3692 from ._surface import subdivide_triangles, vertex_areas 
    3693  
    3694 See log for complete Python traceback. 
    3695  
    3696 Traceback (most recent call last): 
    3697 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3698 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3699 in _redraw_timer_callback 
    3700 drew = self.draw_new_frame() 
    3701 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3702 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3703 draw_new_frame 
    3704 from chimerax import surface 
    3705 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3706 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3707 in <module> 
    3708 from ._surface import subdivide_triangles, vertex_areas 
    3709 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3710 directory 
    3711  
    3712 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3713 directory 
    3714  
    3715 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3716 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3717 in 
    3718 from ._surface import subdivide_triangles, vertex_areas 
    3719  
    3720 See log for complete Python traceback. 
    3721  
    3722 Traceback (most recent call last): 
    3723 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3724 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3725 in _redraw_timer_callback 
    3726 drew = self.draw_new_frame() 
    3727 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3728 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3729 draw_new_frame 
    3730 from chimerax import surface 
    3731 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3732 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3733 in <module> 
    3734 from ._surface import subdivide_triangles, vertex_areas 
    3735 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3736 directory 
    3737  
    3738 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3739 directory 
    3740  
    3741 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3742 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3743 in 
    3744 from ._surface import subdivide_triangles, vertex_areas 
    3745  
    3746 See log for complete Python traceback. 
    3747  
    3748 Traceback (most recent call last): 
    3749 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3750 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3751 in _redraw_timer_callback 
    3752 drew = self.draw_new_frame() 
    3753 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3754 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3755 draw_new_frame 
    3756 from chimerax import surface 
    3757 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3758 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3759 in <module> 
    3760 from ._surface import subdivide_triangles, vertex_areas 
    3761 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3762 directory 
    3763  
    3764 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3765 directory 
    3766  
    3767 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3768 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3769 in 
    3770 from ._surface import subdivide_triangles, vertex_areas 
    3771  
    3772 See log for complete Python traceback. 
    3773  
    3774 Traceback (most recent call last): 
    3775 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3776 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3777 in _redraw_timer_callback 
    3778 drew = self.draw_new_frame() 
    3779 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3780 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3781 draw_new_frame 
    3782 from chimerax import surface 
    3783 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3784 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3785 in <module> 
    3786 from ._surface import subdivide_triangles, vertex_areas 
    3787 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3788 directory 
    3789  
    3790 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3791 directory 
    3792  
    3793 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3794 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3795 in 
    3796 from ._surface import subdivide_triangles, vertex_areas 
    3797  
    3798 See log for complete Python traceback. 
    3799  
    3800 Traceback (most recent call last): 
    3801 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3802 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3803 in _redraw_timer_callback 
    3804 drew = self.draw_new_frame() 
    3805 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3806 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3807 draw_new_frame 
    3808 from chimerax import surface 
    3809 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3810 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3811 in <module> 
    3812 from ._surface import subdivide_triangles, vertex_areas 
    3813 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3814 directory 
    3815  
    3816 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3817 directory 
    3818  
    3819 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3820 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3821 in 
    3822 from ._surface import subdivide_triangles, vertex_areas 
    3823  
    3824 See log for complete Python traceback. 
    3825  
    3826 Traceback (most recent call last): 
    3827 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3828 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3829 in _redraw_timer_callback 
    3830 drew = self.draw_new_frame() 
    3831 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3832 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3833 draw_new_frame 
    3834 from chimerax import surface 
    3835 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3836 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3837 in <module> 
    3838 from ._surface import subdivide_triangles, vertex_areas 
    3839 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3840 directory 
    3841  
    3842 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3843 directory 
    3844  
    3845 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3846 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3847 in 
    3848 from ._surface import subdivide_triangles, vertex_areas 
    3849  
    3850 See log for complete Python traceback. 
    3851  
    3852 Traceback (most recent call last): 
    3853 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3854 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3855 in _redraw_timer_callback 
    3856 drew = self.draw_new_frame() 
    3857 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3858 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3859 draw_new_frame 
    3860 from chimerax import surface 
    3861 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3862 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3863 in <module> 
    3864 from ._surface import subdivide_triangles, vertex_areas 
    3865 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3866 directory 
    3867  
    3868 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3869 directory 
    3870  
    3871 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3872 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3873 in 
    3874 from ._surface import subdivide_triangles, vertex_areas 
    3875  
    3876 See log for complete Python traceback. 
    3877  
    3878 Traceback (most recent call last): 
    3879 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3880 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3881 in _redraw_timer_callback 
    3882 drew = self.draw_new_frame() 
    3883 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3884 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3885 draw_new_frame 
    3886 from chimerax import surface 
    3887 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3888 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3889 in <module> 
    3890 from ._surface import subdivide_triangles, vertex_areas 
    3891 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3892 directory 
    3893  
    3894 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3895 directory 
    3896  
    3897 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3898 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3899 in 
    3900 from ._surface import subdivide_triangles, vertex_areas 
    3901  
    3902 See log for complete Python traceback. 
    3903  
    3904 Traceback (most recent call last): 
    3905 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3906 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3907 in _redraw_timer_callback 
    3908 drew = self.draw_new_frame() 
    3909 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3910 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3911 draw_new_frame 
    3912 from chimerax import surface 
    3913 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3914 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3915 in <module> 
    3916 from ._surface import subdivide_triangles, vertex_areas 
    3917 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3918 directory 
    3919  
    3920 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3921 directory 
    3922  
    3923 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3924 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3925 in 
    3926 from ._surface import subdivide_triangles, vertex_areas 
    3927  
    3928 See log for complete Python traceback. 
    3929  
    3930 Traceback (most recent call last): 
    3931 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3932 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3933 in _redraw_timer_callback 
    3934 drew = self.draw_new_frame() 
    3935 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3936 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3937 draw_new_frame 
    3938 from chimerax import surface 
    3939 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3940 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3941 in <module> 
    3942 from ._surface import subdivide_triangles, vertex_areas 
    3943 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3944 directory 
    3945  
    3946 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3947 directory 
    3948  
    3949 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3950 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3951 in 
    3952 from ._surface import subdivide_triangles, vertex_areas 
    3953  
    3954 See log for complete Python traceback. 
    3955  
    3956 Traceback (most recent call last): 
    3957 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3958 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3959 in _redraw_timer_callback 
    3960 drew = self.draw_new_frame() 
    3961 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3962 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3963 draw_new_frame 
    3964 from chimerax import surface 
    3965 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3966 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3967 in <module> 
    3968 from ._surface import subdivide_triangles, vertex_areas 
    3969 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3970 directory 
    3971  
    3972 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3973 directory 
    3974  
    3975 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3976 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3977 in 
    3978 from ._surface import subdivide_triangles, vertex_areas 
    3979  
    3980 See log for complete Python traceback. 
    3981  
    3982 Traceback (most recent call last): 
    3983 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3984 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    3985 in _redraw_timer_callback 
    3986 drew = self.draw_new_frame() 
    3987 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3988 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    3989 draw_new_frame 
    3990 from chimerax import surface 
    3991 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    3992 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    3993 in <module> 
    3994 from ._surface import subdivide_triangles, vertex_areas 
    3995 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3996 directory 
    3997  
    3998 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3999 directory 
    4000  
    4001 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4002 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4003 in 
    4004 from ._surface import subdivide_triangles, vertex_areas 
    4005  
    4006 See log for complete Python traceback. 
    4007  
    4008 Traceback (most recent call last): 
    4009 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4010 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4011 in _redraw_timer_callback 
    4012 drew = self.draw_new_frame() 
    4013 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4014 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4015 draw_new_frame 
    4016 from chimerax import surface 
    4017 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4018 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4019 in <module> 
    4020 from ._surface import subdivide_triangles, vertex_areas 
    4021 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4022 directory 
    4023  
    4024 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4025 directory 
    4026  
    4027 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4028 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4029 in 
    4030 from ._surface import subdivide_triangles, vertex_areas 
    4031  
    4032 See log for complete Python traceback. 
    4033  
    4034 Traceback (most recent call last): 
    4035 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4036 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4037 in _redraw_timer_callback 
    4038 drew = self.draw_new_frame() 
    4039 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4040 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4041 draw_new_frame 
    4042 from chimerax import surface 
    4043 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4044 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4045 in <module> 
    4046 from ._surface import subdivide_triangles, vertex_areas 
    4047 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4048 directory 
    4049  
    4050 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4051 directory 
    4052  
    4053 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4054 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4055 in 
    4056 from ._surface import subdivide_triangles, vertex_areas 
    4057  
    4058 See log for complete Python traceback. 
    4059  
    4060 Traceback (most recent call last): 
    4061 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4062 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4063 in _redraw_timer_callback 
    4064 drew = self.draw_new_frame() 
    4065 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4066 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4067 draw_new_frame 
    4068 from chimerax import surface 
    4069 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4070 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4071 in <module> 
    4072 from ._surface import subdivide_triangles, vertex_areas 
    4073 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4074 directory 
    4075  
    4076 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4077 directory 
    4078  
    4079 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4080 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4081 in 
    4082 from ._surface import subdivide_triangles, vertex_areas 
    4083  
    4084 See log for complete Python traceback. 
    4085  
    4086 Traceback (most recent call last): 
    4087 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4088 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4089 in _redraw_timer_callback 
    4090 drew = self.draw_new_frame() 
    4091 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4092 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4093 draw_new_frame 
    4094 from chimerax import surface 
    4095 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4096 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4097 in <module> 
    4098 from ._surface import subdivide_triangles, vertex_areas 
    4099 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4100 directory 
    4101  
    4102 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4103 directory 
    4104  
    4105 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4106 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4107 in 
    4108 from ._surface import subdivide_triangles, vertex_areas 
    4109  
    4110 See log for complete Python traceback. 
    4111  
    4112 Traceback (most recent call last): 
    4113 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4114 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4115 in _redraw_timer_callback 
    4116 drew = self.draw_new_frame() 
    4117 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4118 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4119 draw_new_frame 
    4120 from chimerax import surface 
    4121 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4122 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4123 in <module> 
    4124 from ._surface import subdivide_triangles, vertex_areas 
    4125 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4126 directory 
    4127  
    4128 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4129 directory 
    4130  
    4131 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4132 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4133 in 
    4134 from ._surface import subdivide_triangles, vertex_areas 
    4135  
    4136 See log for complete Python traceback. 
    4137  
    4138 Traceback (most recent call last): 
    4139 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4140 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4141 in _redraw_timer_callback 
    4142 drew = self.draw_new_frame() 
    4143 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4144 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4145 draw_new_frame 
    4146 from chimerax import surface 
    4147 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4148 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4149 in <module> 
    4150 from ._surface import subdivide_triangles, vertex_areas 
    4151 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4152 directory 
    4153  
    4154 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4155 directory 
    4156  
    4157 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4158 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4159 in 
    4160 from ._surface import subdivide_triangles, vertex_areas 
    4161  
    4162 See log for complete Python traceback. 
    4163  
    4164 Traceback (most recent call last): 
    4165 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4166 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4167 in _redraw_timer_callback 
    4168 drew = self.draw_new_frame() 
    4169 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4170 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4171 draw_new_frame 
    4172 from chimerax import surface 
    4173 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4174 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4175 in <module> 
    4176 from ._surface import subdivide_triangles, vertex_areas 
    4177 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4178 directory 
    4179  
    4180 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4181 directory 
    4182  
    4183 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4184 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4185 in 
    4186 from ._surface import subdivide_triangles, vertex_areas 
    4187  
    4188 See log for complete Python traceback. 
    4189  
    4190 Traceback (most recent call last): 
    4191 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4192 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4193 in _redraw_timer_callback 
    4194 drew = self.draw_new_frame() 
    4195 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4196 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4197 draw_new_frame 
    4198 from chimerax import surface 
    4199 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4200 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4201 in <module> 
    4202 from ._surface import subdivide_triangles, vertex_areas 
    4203 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4204 directory 
    4205  
    4206 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4207 directory 
    4208  
    4209 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4210 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4211 in 
    4212 from ._surface import subdivide_triangles, vertex_areas 
    4213  
    4214 See log for complete Python traceback. 
    4215  
    4216 Traceback (most recent call last): 
    4217 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4218 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4219 in _redraw_timer_callback 
    4220 drew = self.draw_new_frame() 
    4221 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4222 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4223 draw_new_frame 
    4224 from chimerax import surface 
    4225 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4226 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4227 in <module> 
    4228 from ._surface import subdivide_triangles, vertex_areas 
    4229 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4230 directory 
    4231  
    4232 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4233 directory 
    4234  
    4235 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4236 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4237 in 
    4238 from ._surface import subdivide_triangles, vertex_areas 
    4239  
    4240 See log for complete Python traceback. 
    4241  
    4242 Traceback (most recent call last): 
    4243 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4244 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4245 in _redraw_timer_callback 
    4246 drew = self.draw_new_frame() 
    4247 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4248 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4249 draw_new_frame 
    4250 from chimerax import surface 
    4251 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4252 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4253 in <module> 
    4254 from ._surface import subdivide_triangles, vertex_areas 
    4255 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4256 directory 
    4257  
    4258 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4259 directory 
    4260  
    4261 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4262 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4263 in 
    4264 from ._surface import subdivide_triangles, vertex_areas 
    4265  
    4266 See log for complete Python traceback. 
    4267  
    4268 Traceback (most recent call last): 
    4269 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4270 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4271 in _redraw_timer_callback 
    4272 drew = self.draw_new_frame() 
    4273 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4274 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4275 draw_new_frame 
    4276 from chimerax import surface 
    4277 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4278 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4279 in <module> 
    4280 from ._surface import subdivide_triangles, vertex_areas 
    4281 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4282 directory 
    4283  
    4284 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4285 directory 
    4286  
    4287 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4288 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4289 in 
    4290 from ._surface import subdivide_triangles, vertex_areas 
    4291  
    4292 See log for complete Python traceback. 
    4293  
    4294 Traceback (most recent call last): 
    4295 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4296 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4297 in _redraw_timer_callback 
    4298 drew = self.draw_new_frame() 
    4299 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4300 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4301 draw_new_frame 
    4302 from chimerax import surface 
    4303 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4304 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4305 in <module> 
    4306 from ._surface import subdivide_triangles, vertex_areas 
    4307 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4308 directory 
    4309  
    4310 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4311 directory 
    4312  
    4313 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4314 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4315 in 
    4316 from ._surface import subdivide_triangles, vertex_areas 
    4317  
    4318 See log for complete Python traceback. 
    4319  
    4320 Traceback (most recent call last): 
    4321 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4322 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4323 in _redraw_timer_callback 
    4324 drew = self.draw_new_frame() 
    4325 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4326 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4327 draw_new_frame 
    4328 from chimerax import surface 
    4329 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4330 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4331 in <module> 
    4332 from ._surface import subdivide_triangles, vertex_areas 
    4333 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4334 directory 
    4335  
    4336 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4337 directory 
    4338  
    4339 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4340 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4341 in 
    4342 from ._surface import subdivide_triangles, vertex_areas 
    4343  
    4344 See log for complete Python traceback. 
    4345  
    4346 Traceback (most recent call last): 
    4347 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4348 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4349 in _redraw_timer_callback 
    4350 drew = self.draw_new_frame() 
    4351 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4352 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4353 draw_new_frame 
    4354 from chimerax import surface 
    4355 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4356 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4357 in <module> 
    4358 from ._surface import subdivide_triangles, vertex_areas 
    4359 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4360 directory 
    4361  
    4362 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4363 directory 
    4364  
    4365 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4366 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4367 in 
    4368 from ._surface import subdivide_triangles, vertex_areas 
    4369  
    4370 See log for complete Python traceback. 
    4371  
    4372 Traceback (most recent call last): 
    4373 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4374 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4375 in _redraw_timer_callback 
    4376 drew = self.draw_new_frame() 
    4377 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4378 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4379 draw_new_frame 
    4380 from chimerax import surface 
    4381 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4382 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4383 in <module> 
    4384 from ._surface import subdivide_triangles, vertex_areas 
    4385 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4386 directory 
    4387  
    4388 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4389 directory 
    4390  
    4391 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4392 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4393 in 
    4394 from ._surface import subdivide_triangles, vertex_areas 
    4395  
    4396 See log for complete Python traceback. 
    4397  
    4398 Traceback (most recent call last): 
    4399 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4400 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4401 in _redraw_timer_callback 
    4402 drew = self.draw_new_frame() 
    4403 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4404 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4405 draw_new_frame 
    4406 from chimerax import surface 
    4407 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4408 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4409 in <module> 
    4410 from ._surface import subdivide_triangles, vertex_areas 
    4411 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4412 directory 
    4413  
    4414 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4415 directory 
    4416  
    4417 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4418 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4419 in 
    4420 from ._surface import subdivide_triangles, vertex_areas 
    4421  
    4422 See log for complete Python traceback. 
    4423  
    4424 Traceback (most recent call last): 
    4425 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4426 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4427 in _redraw_timer_callback 
    4428 drew = self.draw_new_frame() 
    4429 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4430 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4431 draw_new_frame 
    4432 from chimerax import surface 
    4433 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4434 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4435 in <module> 
    4436 from ._surface import subdivide_triangles, vertex_areas 
    4437 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4438 directory 
    4439  
    4440 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4441 directory 
    4442  
    4443 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4444 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4445 in 
    4446 from ._surface import subdivide_triangles, vertex_areas 
    4447  
    4448 See log for complete Python traceback. 
    4449  
    4450 Traceback (most recent call last): 
    4451 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4452 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4453 in _redraw_timer_callback 
    4454 drew = self.draw_new_frame() 
    4455 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4456 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4457 draw_new_frame 
    4458 from chimerax import surface 
    4459 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4460 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4461 in <module> 
    4462 from ._surface import subdivide_triangles, vertex_areas 
    4463 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4464 directory 
    4465  
    4466 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4467 directory 
    4468  
    4469 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4470 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4471 in 
    4472 from ._surface import subdivide_triangles, vertex_areas 
    4473  
    4474 See log for complete Python traceback. 
    4475  
    4476 Traceback (most recent call last): 
    4477 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4478 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4479 in _redraw_timer_callback 
    4480 drew = self.draw_new_frame() 
    4481 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4482 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4483 draw_new_frame 
    4484 from chimerax import surface 
    4485 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4486 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4487 in <module> 
    4488 from ._surface import subdivide_triangles, vertex_areas 
    4489 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4490 directory 
    4491  
    4492 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4493 directory 
    4494  
    4495 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4496 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4497 in 
    4498 from ._surface import subdivide_triangles, vertex_areas 
    4499  
    4500 See log for complete Python traceback. 
    4501  
    4502 Traceback (most recent call last): 
    4503 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4504 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4505 in _redraw_timer_callback 
    4506 drew = self.draw_new_frame() 
    4507 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4508 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4509 draw_new_frame 
    4510 from chimerax import surface 
    4511 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4512 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4513 in <module> 
    4514 from ._surface import subdivide_triangles, vertex_areas 
    4515 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4516 directory 
    4517  
    4518 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4519 directory 
    4520  
    4521 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4522 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4523 in 
    4524 from ._surface import subdivide_triangles, vertex_areas 
    4525  
    4526 See log for complete Python traceback. 
    4527  
    4528 Traceback (most recent call last): 
    4529 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4530 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4531 in _redraw_timer_callback 
    4532 drew = self.draw_new_frame() 
    4533 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4534 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4535 draw_new_frame 
    4536 from chimerax import surface 
    4537 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4538 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4539 in <module> 
    4540 from ._surface import subdivide_triangles, vertex_areas 
    4541 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4542 directory 
    4543  
    4544 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4545 directory 
    4546  
    4547 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4548 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4549 in 
    4550 from ._surface import subdivide_triangles, vertex_areas 
    4551  
    4552 See log for complete Python traceback. 
    4553  
    4554 Traceback (most recent call last): 
    4555 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4556 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4557 in _redraw_timer_callback 
    4558 drew = self.draw_new_frame() 
    4559 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4560 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4561 draw_new_frame 
    4562 from chimerax import surface 
    4563 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4564 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4565 in <module> 
    4566 from ._surface import subdivide_triangles, vertex_areas 
    4567 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4568 directory 
    4569  
    4570 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4571 directory 
    4572  
    4573 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4574 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4575 in 
    4576 from ._surface import subdivide_triangles, vertex_areas 
    4577  
    4578 See log for complete Python traceback. 
    4579  
    4580 Traceback (most recent call last): 
    4581 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4582 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4583 in _redraw_timer_callback 
    4584 drew = self.draw_new_frame() 
    4585 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4586 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4587 draw_new_frame 
    4588 from chimerax import surface 
    4589 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4590 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4591 in <module> 
    4592 from ._surface import subdivide_triangles, vertex_areas 
    4593 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4594 directory 
    4595  
    4596 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4597 directory 
    4598  
    4599 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4600 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4601 in 
    4602 from ._surface import subdivide_triangles, vertex_areas 
    4603  
    4604 See log for complete Python traceback. 
    4605  
    4606 Traceback (most recent call last): 
    4607 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4608 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4609 in _redraw_timer_callback 
    4610 drew = self.draw_new_frame() 
    4611 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4612 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4613 draw_new_frame 
    4614 from chimerax import surface 
    4615 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4616 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4617 in <module> 
    4618 from ._surface import subdivide_triangles, vertex_areas 
    4619 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4620 directory 
    4621  
    4622 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4623 directory 
    4624  
    4625 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4626 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4627 in 
    4628 from ._surface import subdivide_triangles, vertex_areas 
    4629  
    4630 See log for complete Python traceback. 
    4631  
    4632 Traceback (most recent call last): 
    4633 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4634 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4635 in _redraw_timer_callback 
    4636 drew = self.draw_new_frame() 
    4637 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4638 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4639 draw_new_frame 
    4640 from chimerax import surface 
    4641 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4642 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4643 in <module> 
    4644 from ._surface import subdivide_triangles, vertex_areas 
    4645 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4646 directory 
    4647  
    4648 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4649 directory 
    4650  
    4651 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4652 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4653 in 
    4654 from ._surface import subdivide_triangles, vertex_areas 
    4655  
    4656 See log for complete Python traceback. 
    4657  
    4658 Traceback (most recent call last): 
    4659 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4660 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4661 in _redraw_timer_callback 
    4662 drew = self.draw_new_frame() 
    4663 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4664 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4665 draw_new_frame 
    4666 from chimerax import surface 
    4667 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4668 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4669 in <module> 
    4670 from ._surface import subdivide_triangles, vertex_areas 
    4671 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4672 directory 
    4673  
    4674 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4675 directory 
    4676  
    4677 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4678 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4679 in 
    4680 from ._surface import subdivide_triangles, vertex_areas 
    4681  
    4682 See log for complete Python traceback. 
    4683  
    4684 Traceback (most recent call last): 
    4685 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4686 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4687 in _redraw_timer_callback 
    4688 drew = self.draw_new_frame() 
    4689 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4690 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4691 draw_new_frame 
    4692 from chimerax import surface 
    4693 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4694 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4695 in <module> 
    4696 from ._surface import subdivide_triangles, vertex_areas 
    4697 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4698 directory 
    4699  
    4700 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4701 directory 
    4702  
    4703 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4704 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4705 in 
    4706 from ._surface import subdivide_triangles, vertex_areas 
    4707  
    4708 See log for complete Python traceback. 
    4709  
    4710 Traceback (most recent call last): 
    4711 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4712 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4713 in _redraw_timer_callback 
    4714 drew = self.draw_new_frame() 
    4715 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4716 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4717 draw_new_frame 
    4718 from chimerax import surface 
    4719 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4720 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4721 in <module> 
    4722 from ._surface import subdivide_triangles, vertex_areas 
    4723 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4724 directory 
    4725  
    4726 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4727 directory 
    4728  
    4729 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4730 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4731 in 
    4732 from ._surface import subdivide_triangles, vertex_areas 
    4733  
    4734 See log for complete Python traceback. 
    4735  
    4736 Traceback (most recent call last): 
    4737 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4738 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4739 in _redraw_timer_callback 
    4740 drew = self.draw_new_frame() 
    4741 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4742 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4743 draw_new_frame 
    4744 from chimerax import surface 
    4745 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4746 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4747 in <module> 
    4748 from ._surface import subdivide_triangles, vertex_areas 
    4749 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4750 directory 
    4751  
    4752 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4753 directory 
    4754  
    4755 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4756 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4757 in 
    4758 from ._surface import subdivide_triangles, vertex_areas 
    4759  
    4760 See log for complete Python traceback. 
    4761  
    4762 Traceback (most recent call last): 
    4763 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4764 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4765 in _redraw_timer_callback 
    4766 drew = self.draw_new_frame() 
    4767 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4768 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4769 draw_new_frame 
    4770 from chimerax import surface 
    4771 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4772 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4773 in <module> 
    4774 from ._surface import subdivide_triangles, vertex_areas 
    4775 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4776 directory 
    4777  
    4778 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4779 directory 
    4780  
    4781 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4782 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4783 in 
    4784 from ._surface import subdivide_triangles, vertex_areas 
    4785  
    4786 See log for complete Python traceback. 
    4787  
    4788 Traceback (most recent call last): 
    4789 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4790 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4791 in _redraw_timer_callback 
    4792 drew = self.draw_new_frame() 
    4793 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4794 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4795 draw_new_frame 
    4796 from chimerax import surface 
    4797 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4798 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4799 in <module> 
    4800 from ._surface import subdivide_triangles, vertex_areas 
    4801 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4802 directory 
    4803  
    4804 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4805 directory 
    4806  
    4807 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4808 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4809 in 
    4810 from ._surface import subdivide_triangles, vertex_areas 
    4811  
    4812 See log for complete Python traceback. 
    4813  
    4814 Traceback (most recent call last): 
    4815 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4816 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4817 in _redraw_timer_callback 
    4818 drew = self.draw_new_frame() 
    4819 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4820 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4821 draw_new_frame 
    4822 from chimerax import surface 
    4823 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4824 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4825 in <module> 
    4826 from ._surface import subdivide_triangles, vertex_areas 
    4827 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4828 directory 
    4829  
    4830 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4831 directory 
    4832  
    4833 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4834 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4835 in 
    4836 from ._surface import subdivide_triangles, vertex_areas 
    4837  
    4838 See log for complete Python traceback. 
    4839  
    4840 Traceback (most recent call last): 
    4841 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4842 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4843 in _redraw_timer_callback 
    4844 drew = self.draw_new_frame() 
    4845 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4846 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4847 draw_new_frame 
    4848 from chimerax import surface 
    4849 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4850 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4851 in <module> 
    4852 from ._surface import subdivide_triangles, vertex_areas 
    4853 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4854 directory 
    4855  
    4856 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4857 directory 
    4858  
    4859 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4860 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4861 in 
    4862 from ._surface import subdivide_triangles, vertex_areas 
    4863  
    4864 See log for complete Python traceback. 
    4865  
    4866 Traceback (most recent call last): 
    4867 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4868 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4869 in _redraw_timer_callback 
    4870 drew = self.draw_new_frame() 
    4871 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4872 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4873 draw_new_frame 
    4874 from chimerax import surface 
    4875 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4876 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4877 in <module> 
    4878 from ._surface import subdivide_triangles, vertex_areas 
    4879 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4880 directory 
    4881  
    4882 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4883 directory 
    4884  
    4885 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4886 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4887 in 
    4888 from ._surface import subdivide_triangles, vertex_areas 
    4889  
    4890 See log for complete Python traceback. 
    4891  
    4892 Traceback (most recent call last): 
    4893 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4894 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4895 in _redraw_timer_callback 
    4896 drew = self.draw_new_frame() 
    4897 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4898 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4899 draw_new_frame 
    4900 from chimerax import surface 
    4901 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4902 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4903 in <module> 
    4904 from ._surface import subdivide_triangles, vertex_areas 
    4905 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4906 directory 
    4907  
    4908 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4909 directory 
    4910  
    4911 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4912 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4913 in 
    4914 from ._surface import subdivide_triangles, vertex_areas 
    4915  
    4916 See log for complete Python traceback. 
    4917  
    4918 Traceback (most recent call last): 
    4919 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4920 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4921 in _redraw_timer_callback 
    4922 drew = self.draw_new_frame() 
    4923 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4924 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4925 draw_new_frame 
    4926 from chimerax import surface 
    4927 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4928 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4929 in <module> 
    4930 from ._surface import subdivide_triangles, vertex_areas 
    4931 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4932 directory 
    4933  
    4934 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4935 directory 
    4936  
    4937 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4938 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4939 in 
    4940 from ._surface import subdivide_triangles, vertex_areas 
    4941  
    4942 See log for complete Python traceback. 
    4943  
    4944 Traceback (most recent call last): 
    4945 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4946 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4947 in _redraw_timer_callback 
    4948 drew = self.draw_new_frame() 
    4949 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4950 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4951 draw_new_frame 
    4952 from chimerax import surface 
    4953 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4954 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4955 in <module> 
    4956 from ._surface import subdivide_triangles, vertex_areas 
    4957 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4958 directory 
    4959  
    4960 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4961 directory 
    4962  
    4963 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4964 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4965 in 
    4966 from ._surface import subdivide_triangles, vertex_areas 
    4967  
    4968 See log for complete Python traceback. 
    4969  
    4970 Traceback (most recent call last): 
    4971 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4972 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4973 in _redraw_timer_callback 
    4974 drew = self.draw_new_frame() 
    4975 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4976 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    4977 draw_new_frame 
    4978 from chimerax import surface 
    4979 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4980 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4981 in <module> 
    4982 from ._surface import subdivide_triangles, vertex_areas 
    4983 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4984 directory 
    4985  
    4986 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4987 directory 
    4988  
    4989 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4990 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    4991 in 
    4992 from ._surface import subdivide_triangles, vertex_areas 
    4993  
    4994 See log for complete Python traceback. 
    4995  
    4996 Traceback (most recent call last): 
    4997 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    4998 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    4999 in _redraw_timer_callback 
    5000 drew = self.draw_new_frame() 
    5001 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5002 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5003 draw_new_frame 
    5004 from chimerax import surface 
    5005 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5006 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5007 in <module> 
    5008 from ._surface import subdivide_triangles, vertex_areas 
    5009 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5010 directory 
    5011  
    5012 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5013 directory 
    5014  
    5015 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5016 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5017 in 
    5018 from ._surface import subdivide_triangles, vertex_areas 
    5019  
    5020 See log for complete Python traceback. 
    5021  
    5022 Traceback (most recent call last): 
    5023 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5024 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5025 in _redraw_timer_callback 
    5026 drew = self.draw_new_frame() 
    5027 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5028 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5029 draw_new_frame 
    5030 from chimerax import surface 
    5031 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5032 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5033 in <module> 
    5034 from ._surface import subdivide_triangles, vertex_areas 
    5035 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5036 directory 
    5037  
    5038 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5039 directory 
    5040  
    5041 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5042 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5043 in 
    5044 from ._surface import subdivide_triangles, vertex_areas 
    5045  
    5046 See log for complete Python traceback. 
    5047  
    5048 Traceback (most recent call last): 
    5049 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5050 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5051 in _redraw_timer_callback 
    5052 drew = self.draw_new_frame() 
    5053 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5054 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5055 draw_new_frame 
    5056 from chimerax import surface 
    5057 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5058 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5059 in <module> 
    5060 from ._surface import subdivide_triangles, vertex_areas 
    5061 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5062 directory 
    5063  
    5064 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5065 directory 
    5066  
    5067 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5068 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5069 in 
    5070 from ._surface import subdivide_triangles, vertex_areas 
    5071  
    5072 See log for complete Python traceback. 
    5073  
    5074 Traceback (most recent call last): 
    5075 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5076 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5077 in _redraw_timer_callback 
    5078 drew = self.draw_new_frame() 
    5079 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5080 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5081 draw_new_frame 
    5082 from chimerax import surface 
    5083 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5084 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5085 in <module> 
    5086 from ._surface import subdivide_triangles, vertex_areas 
    5087 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5088 directory 
    5089  
    5090 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5091 directory 
    5092  
    5093 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5094 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5095 in 
    5096 from ._surface import subdivide_triangles, vertex_areas 
    5097  
    5098 See log for complete Python traceback. 
    5099  
    5100 Traceback (most recent call last): 
    5101 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5102 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5103 in _redraw_timer_callback 
    5104 drew = self.draw_new_frame() 
    5105 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5106 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5107 draw_new_frame 
    5108 from chimerax import surface 
    5109 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5110 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5111 in <module> 
    5112 from ._surface import subdivide_triangles, vertex_areas 
    5113 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5114 directory 
    5115  
    5116 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5117 directory 
    5118  
    5119 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5120 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5121 in 
    5122 from ._surface import subdivide_triangles, vertex_areas 
    5123  
    5124 See log for complete Python traceback. 
    5125  
    5126 Traceback (most recent call last): 
    5127 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5128 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5129 in _redraw_timer_callback 
    5130 drew = self.draw_new_frame() 
    5131 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5132 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5133 draw_new_frame 
    5134 from chimerax import surface 
    5135 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5136 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5137 in <module> 
    5138 from ._surface import subdivide_triangles, vertex_areas 
    5139 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5140 directory 
    5141  
    5142 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5143 directory 
    5144  
    5145 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5146 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5147 in 
    5148 from ._surface import subdivide_triangles, vertex_areas 
    5149  
    5150 See log for complete Python traceback. 
    5151  
    5152 Traceback (most recent call last): 
    5153 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5154 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5155 in _redraw_timer_callback 
    5156 drew = self.draw_new_frame() 
    5157 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5158 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5159 draw_new_frame 
    5160 from chimerax import surface 
    5161 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5162 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5163 in <module> 
    5164 from ._surface import subdivide_triangles, vertex_areas 
    5165 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5166 directory 
    5167  
    5168 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5169 directory 
    5170  
    5171 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5172 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5173 in 
    5174 from ._surface import subdivide_triangles, vertex_areas 
    5175  
    5176 See log for complete Python traceback. 
    5177  
    5178 Traceback (most recent call last): 
    5179 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5180 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5181 in _redraw_timer_callback 
    5182 drew = self.draw_new_frame() 
    5183 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5184 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5185 draw_new_frame 
    5186 from chimerax import surface 
    5187 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5188 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5189 in <module> 
    5190 from ._surface import subdivide_triangles, vertex_areas 
    5191 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5192 directory 
    5193  
    5194 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5195 directory 
    5196  
    5197 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5198 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5199 in 
    5200 from ._surface import subdivide_triangles, vertex_areas 
    5201  
    5202 See log for complete Python traceback. 
    5203  
    5204 Traceback (most recent call last): 
    5205 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5206 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5207 in _redraw_timer_callback 
    5208 drew = self.draw_new_frame() 
    5209 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5210 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5211 draw_new_frame 
    5212 from chimerax import surface 
    5213 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5214 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5215 in <module> 
    5216 from ._surface import subdivide_triangles, vertex_areas 
    5217 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5218 directory 
    5219  
    5220 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5221 directory 
    5222  
    5223 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5224 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5225 in 
    5226 from ._surface import subdivide_triangles, vertex_areas 
    5227  
    5228 See log for complete Python traceback. 
    5229  
    5230 Traceback (most recent call last): 
    5231 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5232 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5233 in _redraw_timer_callback 
    5234 drew = self.draw_new_frame() 
    5235 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5236 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5237 draw_new_frame 
    5238 from chimerax import surface 
    5239 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5240 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5241 in <module> 
    5242 from ._surface import subdivide_triangles, vertex_areas 
    5243 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5244 directory 
    5245  
    5246 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5247 directory 
    5248  
    5249 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5250 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5251 in 
    5252 from ._surface import subdivide_triangles, vertex_areas 
    5253  
    5254 See log for complete Python traceback. 
    5255  
    5256 Traceback (most recent call last): 
    5257 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5258 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5259 in _redraw_timer_callback 
    5260 drew = self.draw_new_frame() 
    5261 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5262 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5263 draw_new_frame 
    5264 from chimerax import surface 
    5265 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5266 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5267 in <module> 
    5268 from ._surface import subdivide_triangles, vertex_areas 
    5269 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5270 directory 
    5271  
    5272 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5273 directory 
    5274  
    5275 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5276 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5277 in 
    5278 from ._surface import subdivide_triangles, vertex_areas 
    5279  
    5280 See log for complete Python traceback. 
    5281  
    5282 Traceback (most recent call last): 
    5283 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5284 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5285 in _redraw_timer_callback 
    5286 drew = self.draw_new_frame() 
    5287 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5288 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5289 draw_new_frame 
    5290 from chimerax import surface 
    5291 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5292 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5293 in <module> 
    5294 from ._surface import subdivide_triangles, vertex_areas 
    5295 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5296 directory 
    5297  
    5298 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5299 directory 
    5300  
    5301 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5302 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5303 in 
    5304 from ._surface import subdivide_triangles, vertex_areas 
    5305  
    5306 See log for complete Python traceback. 
    5307  
    5308 Traceback (most recent call last): 
    5309 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5310 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5311 in _redraw_timer_callback 
    5312 drew = self.draw_new_frame() 
    5313 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5314 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5315 draw_new_frame 
    5316 from chimerax import surface 
    5317 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5318 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5319 in <module> 
    5320 from ._surface import subdivide_triangles, vertex_areas 
    5321 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5322 directory 
    5323  
    5324 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5325 directory 
    5326  
    5327 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5328 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5329 in 
    5330 from ._surface import subdivide_triangles, vertex_areas 
    5331  
    5332 See log for complete Python traceback. 
    5333  
    5334 Traceback (most recent call last): 
    5335 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5336 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5337 in _redraw_timer_callback 
    5338 drew = self.draw_new_frame() 
    5339 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5340 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5341 draw_new_frame 
    5342 from chimerax import surface 
    5343 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5344 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5345 in <module> 
    5346 from ._surface import subdivide_triangles, vertex_areas 
    5347 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5348 directory 
    5349  
    5350 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5351 directory 
    5352  
    5353 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5354 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5355 in 
    5356 from ._surface import subdivide_triangles, vertex_areas 
    5357  
    5358 See log for complete Python traceback. 
    5359  
    5360 Traceback (most recent call last): 
    5361 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5362 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5363 in _redraw_timer_callback 
    5364 drew = self.draw_new_frame() 
    5365 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5366 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5367 draw_new_frame 
    5368 from chimerax import surface 
    5369 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5370 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5371 in <module> 
    5372 from ._surface import subdivide_triangles, vertex_areas 
    5373 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5374 directory 
    5375  
    5376 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5377 directory 
    5378  
    5379 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5380 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5381 in 
    5382 from ._surface import subdivide_triangles, vertex_areas 
    5383  
    5384 See log for complete Python traceback. 
    5385  
    5386 Traceback (most recent call last): 
    5387 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5388 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5389 in _redraw_timer_callback 
    5390 drew = self.draw_new_frame() 
    5391 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5392 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5393 draw_new_frame 
    5394 from chimerax import surface 
    5395 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5396 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5397 in <module> 
    5398 from ._surface import subdivide_triangles, vertex_areas 
    5399 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5400 directory 
    5401  
    5402 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5403 directory 
    5404  
    5405 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5406 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5407 in 
    5408 from ._surface import subdivide_triangles, vertex_areas 
    5409  
    5410 See log for complete Python traceback. 
    5411  
    5412 Traceback (most recent call last): 
    5413 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5414 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5415 in _redraw_timer_callback 
    5416 drew = self.draw_new_frame() 
    5417 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5418 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5419 draw_new_frame 
    5420 from chimerax import surface 
    5421 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5422 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5423 in <module> 
    5424 from ._surface import subdivide_triangles, vertex_areas 
    5425 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5426 directory 
    5427  
    5428 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5429 directory 
    5430  
    5431 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5432 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5433 in 
    5434 from ._surface import subdivide_triangles, vertex_areas 
    5435  
    5436 See log for complete Python traceback. 
    5437  
    5438 Traceback (most recent call last): 
    5439 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5440 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5441 in _redraw_timer_callback 
    5442 drew = self.draw_new_frame() 
    5443 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5444 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5445 draw_new_frame 
    5446 from chimerax import surface 
    5447 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5448 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5449 in <module> 
    5450 from ._surface import subdivide_triangles, vertex_areas 
    5451 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5452 directory 
    5453  
    5454 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5455 directory 
    5456  
    5457 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5458 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5459 in 
    5460 from ._surface import subdivide_triangles, vertex_areas 
    5461  
    5462 See log for complete Python traceback. 
    5463  
    5464 Traceback (most recent call last): 
    5465 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5466 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5467 in _redraw_timer_callback 
    5468 drew = self.draw_new_frame() 
    5469 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5470 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5471 draw_new_frame 
    5472 from chimerax import surface 
    5473 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5474 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5475 in <module> 
    5476 from ._surface import subdivide_triangles, vertex_areas 
    5477 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5478 directory 
    5479  
    5480 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5481 directory 
    5482  
    5483 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5484 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5485 in 
    5486 from ._surface import subdivide_triangles, vertex_areas 
    5487  
    5488 See log for complete Python traceback. 
    5489  
    5490 Traceback (most recent call last): 
    5491 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5492 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5493 in _redraw_timer_callback 
    5494 drew = self.draw_new_frame() 
    5495 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5496 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5497 draw_new_frame 
    5498 from chimerax import surface 
    5499 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5500 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5501 in <module> 
    5502 from ._surface import subdivide_triangles, vertex_areas 
    5503 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5504 directory 
    5505  
    5506 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5507 directory 
    5508  
    5509 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5510 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5511 in 
    5512 from ._surface import subdivide_triangles, vertex_areas 
    5513  
    5514 See log for complete Python traceback. 
    5515  
    5516 Traceback (most recent call last): 
    5517 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5518 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5519 in _redraw_timer_callback 
    5520 drew = self.draw_new_frame() 
    5521 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5522 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5523 draw_new_frame 
    5524 from chimerax import surface 
    5525 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5526 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5527 in <module> 
    5528 from ._surface import subdivide_triangles, vertex_areas 
    5529 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5530 directory 
    5531  
    5532 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5533 directory 
    5534  
    5535 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5536 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5537 in 
    5538 from ._surface import subdivide_triangles, vertex_areas 
    5539  
    5540 See log for complete Python traceback. 
    5541  
    5542 Traceback (most recent call last): 
    5543 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5544 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5545 in _redraw_timer_callback 
    5546 drew = self.draw_new_frame() 
    5547 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5548 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5549 draw_new_frame 
    5550 from chimerax import surface 
    5551 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5552 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5553 in <module> 
    5554 from ._surface import subdivide_triangles, vertex_areas 
    5555 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5556 directory 
    5557  
    5558 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5559 directory 
    5560  
    5561 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5562 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5563 in 
    5564 from ._surface import subdivide_triangles, vertex_areas 
    5565  
    5566 See log for complete Python traceback. 
    5567  
    5568 Traceback (most recent call last): 
    5569 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5570 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5571 in _redraw_timer_callback 
    5572 drew = self.draw_new_frame() 
    5573 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5574 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5575 draw_new_frame 
    5576 from chimerax import surface 
    5577 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5578 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5579 in <module> 
    5580 from ._surface import subdivide_triangles, vertex_areas 
    5581 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5582 directory 
    5583  
    5584 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5585 directory 
    5586  
    5587 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5588 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5589 in 
    5590 from ._surface import subdivide_triangles, vertex_areas 
    5591  
    5592 See log for complete Python traceback. 
    5593  
    5594 Traceback (most recent call last): 
    5595 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5596 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5597 in _redraw_timer_callback 
    5598 drew = self.draw_new_frame() 
    5599 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5600 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5601 draw_new_frame 
    5602 from chimerax import surface 
    5603 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5604 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5605 in <module> 
    5606 from ._surface import subdivide_triangles, vertex_areas 
    5607 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5608 directory 
    5609  
    5610 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5611 directory 
    5612  
    5613 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5614 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5615 in 
    5616 from ._surface import subdivide_triangles, vertex_areas 
    5617  
    5618 See log for complete Python traceback. 
    5619  
    5620 Traceback (most recent call last): 
    5621 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5622 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5623 in _redraw_timer_callback 
    5624 drew = self.draw_new_frame() 
    5625 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5626 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5627 draw_new_frame 
    5628 from chimerax import surface 
    5629 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5630 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5631 in <module> 
    5632 from ._surface import subdivide_triangles, vertex_areas 
    5633 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5634 directory 
    5635  
    5636 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5637 directory 
    5638  
    5639 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5640 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5641 in 
    5642 from ._surface import subdivide_triangles, vertex_areas 
    5643  
    5644 See log for complete Python traceback. 
    5645  
    5646 Traceback (most recent call last): 
    5647 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5648 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5649 in _redraw_timer_callback 
    5650 drew = self.draw_new_frame() 
    5651 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5652 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5653 draw_new_frame 
    5654 from chimerax import surface 
    5655 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5656 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5657 in <module> 
    5658 from ._surface import subdivide_triangles, vertex_areas 
    5659 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5660 directory 
    5661  
    5662 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5663 directory 
    5664  
    5665 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5666 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5667 in 
    5668 from ._surface import subdivide_triangles, vertex_areas 
    5669  
    5670 See log for complete Python traceback. 
    5671  
    5672 Traceback (most recent call last): 
    5673 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5674 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5675 in _redraw_timer_callback 
    5676 drew = self.draw_new_frame() 
    5677 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5678 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5679 draw_new_frame 
    5680 from chimerax import surface 
    5681 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5682 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5683 in <module> 
    5684 from ._surface import subdivide_triangles, vertex_areas 
    5685 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5686 directory 
    5687  
    5688 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5689 directory 
    5690  
    5691 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5692 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5693 in 
    5694 from ._surface import subdivide_triangles, vertex_areas 
    5695  
    5696 See log for complete Python traceback. 
    5697  
    5698 Traceback (most recent call last): 
    5699 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5700 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5701 in _redraw_timer_callback 
    5702 drew = self.draw_new_frame() 
    5703 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5704 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5705 draw_new_frame 
    5706 from chimerax import surface 
    5707 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5708 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5709 in <module> 
    5710 from ._surface import subdivide_triangles, vertex_areas 
    5711 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5712 directory 
    5713  
    5714 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5715 directory 
    5716  
    5717 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5718 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5719 in 
    5720 from ._surface import subdivide_triangles, vertex_areas 
    5721  
    5722 See log for complete Python traceback. 
    5723  
    5724 Traceback (most recent call last): 
    5725 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5726 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5727 in _redraw_timer_callback 
    5728 drew = self.draw_new_frame() 
    5729 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5730 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5731 draw_new_frame 
    5732 from chimerax import surface 
    5733 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5734 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5735 in <module> 
    5736 from ._surface import subdivide_triangles, vertex_areas 
    5737 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5738 directory 
    5739  
    5740 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5741 directory 
    5742  
    5743 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5744 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5745 in 
    5746 from ._surface import subdivide_triangles, vertex_areas 
    5747  
    5748 See log for complete Python traceback. 
    5749  
    5750 Traceback (most recent call last): 
    5751 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5752 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5753 in _redraw_timer_callback 
    5754 drew = self.draw_new_frame() 
    5755 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5756 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5757 draw_new_frame 
    5758 from chimerax import surface 
    5759 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5760 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5761 in <module> 
    5762 from ._surface import subdivide_triangles, vertex_areas 
    5763 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5764 directory 
    5765  
    5766 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5767 directory 
    5768  
    5769 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5770 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5771 in 
    5772 from ._surface import subdivide_triangles, vertex_areas 
    5773  
    5774 See log for complete Python traceback. 
    5775  
    5776 Traceback (most recent call last): 
    5777 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5778 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5779 in _redraw_timer_callback 
    5780 drew = self.draw_new_frame() 
    5781 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5782 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5783 draw_new_frame 
    5784 from chimerax import surface 
    5785 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5786 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5787 in <module> 
    5788 from ._surface import subdivide_triangles, vertex_areas 
    5789 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5790 directory 
    5791  
    5792 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5793 directory 
    5794  
    5795 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5796 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5797 in 
    5798 from ._surface import subdivide_triangles, vertex_areas 
    5799  
    5800 See log for complete Python traceback. 
    5801  
    5802 Traceback (most recent call last): 
    5803 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5804 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5805 in _redraw_timer_callback 
    5806 drew = self.draw_new_frame() 
    5807 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5808 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5809 draw_new_frame 
    5810 from chimerax import surface 
    5811 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5812 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5813 in <module> 
    5814 from ._surface import subdivide_triangles, vertex_areas 
    5815 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5816 directory 
    5817  
    5818 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5819 directory 
    5820  
    5821 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5822 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5823 in 
    5824 from ._surface import subdivide_triangles, vertex_areas 
    5825  
    5826 See log for complete Python traceback. 
    5827  
    5828 Traceback (most recent call last): 
    5829 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5830 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5831 in _redraw_timer_callback 
    5832 drew = self.draw_new_frame() 
    5833 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5834 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5835 draw_new_frame 
    5836 from chimerax import surface 
    5837 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5838 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5839 in <module> 
    5840 from ._surface import subdivide_triangles, vertex_areas 
    5841 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5842 directory 
    5843  
    5844 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5845 directory 
    5846  
    5847 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5848 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5849 in 
    5850 from ._surface import subdivide_triangles, vertex_areas 
    5851  
    5852 See log for complete Python traceback. 
    5853  
    5854 Traceback (most recent call last): 
    5855 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5856 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5857 in _redraw_timer_callback 
    5858 drew = self.draw_new_frame() 
    5859 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5860 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5861 draw_new_frame 
    5862 from chimerax import surface 
    5863 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5864 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5865 in <module> 
    5866 from ._surface import subdivide_triangles, vertex_areas 
    5867 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5868 directory 
    5869  
    5870 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5871 directory 
    5872  
    5873 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5874 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5875 in 
    5876 from ._surface import subdivide_triangles, vertex_areas 
    5877  
    5878 See log for complete Python traceback. 
    5879  
    5880 Traceback (most recent call last): 
    5881 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5882 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5883 in _redraw_timer_callback 
    5884 drew = self.draw_new_frame() 
    5885 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5886 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5887 draw_new_frame 
    5888 from chimerax import surface 
    5889 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5890 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5891 in <module> 
    5892 from ._surface import subdivide_triangles, vertex_areas 
    5893 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5894 directory 
    5895  
    5896 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5897 directory 
    5898  
    5899 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5900 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5901 in 
    5902 from ._surface import subdivide_triangles, vertex_areas 
    5903  
    5904 See log for complete Python traceback. 
    5905  
    5906 Traceback (most recent call last): 
    5907 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5908 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5909 in _redraw_timer_callback 
    5910 drew = self.draw_new_frame() 
    5911 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5912 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5913 draw_new_frame 
    5914 from chimerax import surface 
    5915 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5916 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5917 in <module> 
    5918 from ._surface import subdivide_triangles, vertex_areas 
    5919 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5920 directory 
    5921  
    5922 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5923 directory 
    5924  
    5925 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5926 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5927 in 
    5928 from ._surface import subdivide_triangles, vertex_areas 
    5929  
    5930 See log for complete Python traceback. 
    5931  
    5932 Traceback (most recent call last): 
    5933 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5934 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5935 in _redraw_timer_callback 
    5936 drew = self.draw_new_frame() 
    5937 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5938 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5939 draw_new_frame 
    5940 from chimerax import surface 
    5941 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5942 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5943 in <module> 
    5944 from ._surface import subdivide_triangles, vertex_areas 
    5945 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5946 directory 
    5947  
    5948 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5949 directory 
    5950  
    5951 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5952 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5953 in 
    5954 from ._surface import subdivide_triangles, vertex_areas 
    5955  
    5956 See log for complete Python traceback. 
    5957  
    5958 Traceback (most recent call last): 
    5959 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5960 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5961 in _redraw_timer_callback 
    5962 drew = self.draw_new_frame() 
    5963 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5964 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5965 draw_new_frame 
    5966 from chimerax import surface 
    5967 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5968 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5969 in <module> 
    5970 from ._surface import subdivide_triangles, vertex_areas 
    5971 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5972 directory 
    5973  
    5974 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5975 directory 
    5976  
    5977 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5978 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5979 in 
    5980 from ._surface import subdivide_triangles, vertex_areas 
    5981  
    5982 See log for complete Python traceback. 
    5983  
    5984 Traceback (most recent call last): 
    5985 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5986 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    5987 in _redraw_timer_callback 
    5988 drew = self.draw_new_frame() 
    5989 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5990 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    5991 draw_new_frame 
    5992 from chimerax import surface 
    5993 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    5994 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    5995 in <module> 
    5996 from ._surface import subdivide_triangles, vertex_areas 
    5997 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5998 directory 
    5999  
    6000 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6001 directory 
    6002  
    6003 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6004 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6005 in 
    6006 from ._surface import subdivide_triangles, vertex_areas 
    6007  
    6008 See log for complete Python traceback. 
    6009  
    6010 Traceback (most recent call last): 
    6011 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6012 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    6013 in _redraw_timer_callback 
    6014 drew = self.draw_new_frame() 
    6015 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6016 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    6017 draw_new_frame 
    6018 from chimerax import surface 
    6019 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6020 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6021 in <module> 
    6022 from ._surface import subdivide_triangles, vertex_areas 
    6023 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6024 directory 
    6025  
    6026 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6027 directory 
    6028  
    6029 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6030 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6031 in 
    6032 from ._surface import subdivide_triangles, vertex_areas 
    6033  
    6034 See log for complete Python traceback. 
    6035  
    6036 Traceback (most recent call last): 
    6037 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6038 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    6039 in _redraw_timer_callback 
    6040 drew = self.draw_new_frame() 
    6041 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6042 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    6043 draw_new_frame 
    6044 from chimerax import surface 
    6045 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6046 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6047 in <module> 
    6048 from ._surface import subdivide_triangles, vertex_areas 
    6049 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6050 directory 
    6051  
    6052 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6053 directory 
    6054  
    6055 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6056 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6057 in 
    6058 from ._surface import subdivide_triangles, vertex_areas 
    6059  
    6060 See log for complete Python traceback. 
    6061  
    6062 Traceback (most recent call last): 
    6063 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6064 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    6065 in _redraw_timer_callback 
    6066 drew = self.draw_new_frame() 
    6067 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6068 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    6069 draw_new_frame 
    6070 from chimerax import surface 
    6071 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6072 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6073 in <module> 
    6074 from ._surface import subdivide_triangles, vertex_areas 
    6075 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6076 directory 
    6077  
    6078 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6079 directory 
    6080  
    6081 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6082 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6083 in 
    6084 from ._surface import subdivide_triangles, vertex_areas 
    6085  
    6086 See log for complete Python traceback. 
    6087  
    6088 Traceback (most recent call last): 
    6089 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6090 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    6091 in _redraw_timer_callback 
    6092 drew = self.draw_new_frame() 
    6093 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6094 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    6095 draw_new_frame 
    6096 from chimerax import surface 
    6097 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6098 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6099 in <module> 
    6100 from ._surface import subdivide_triangles, vertex_areas 
    6101 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6102 directory 
    6103  
    6104 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6105 directory 
    6106  
    6107 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6108 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6109 in 
    6110 from ._surface import subdivide_triangles, vertex_areas 
    6111  
    6112 See log for complete Python traceback. 
    6113  
    6114 Traceback (most recent call last): 
    6115 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6116 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    6117 in _redraw_timer_callback 
    6118 drew = self.draw_new_frame() 
    6119 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6120 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    6121 draw_new_frame 
    6122 from chimerax import surface 
    6123 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6124 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6125 in <module> 
    6126 from ._surface import subdivide_triangles, vertex_areas 
    6127 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6128 directory 
    6129  
    6130 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6131 directory 
    6132  
    6133 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6134 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6135 in 
    6136 from ._surface import subdivide_triangles, vertex_areas 
    6137  
    6138 See log for complete Python traceback. 
    6139  
    6140 Traceback (most recent call last): 
    6141 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6142 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    6143 in _redraw_timer_callback 
    6144 drew = self.draw_new_frame() 
    6145 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6146 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    6147 draw_new_frame 
    6148 from chimerax import surface 
    6149 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6150 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6151 in <module> 
    6152 from ._surface import subdivide_triangles, vertex_areas 
    6153 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6154 directory 
    6155  
    6156 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6157 directory 
    6158  
    6159 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6160 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6161 in 
    6162 from ._surface import subdivide_triangles, vertex_areas 
    6163  
    6164 See log for complete Python traceback. 
    6165  
    6166 Traceback (most recent call last): 
    6167 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6168 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    6169 in _redraw_timer_callback 
    6170 drew = self.draw_new_frame() 
    6171 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6172 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    6173 draw_new_frame 
    6174 from chimerax import surface 
    6175 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6176 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6177 in <module> 
    6178 from ._surface import subdivide_triangles, vertex_areas 
    6179 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6180 directory 
    6181  
    6182 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6183 directory 
    6184  
    6185 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6186 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6187 in 
    6188 from ._surface import subdivide_triangles, vertex_areas 
    6189  
    6190 See log for complete Python traceback. 
    6191  
    6192 Traceback (most recent call last): 
    6193 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6194 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    6195 in _redraw_timer_callback 
    6196 drew = self.draw_new_frame() 
    6197 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6198 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    6199 draw_new_frame 
    6200 from chimerax import surface 
    6201 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6202 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6203 in <module> 
    6204 from ._surface import subdivide_triangles, vertex_areas 
    6205 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6206 directory 
    6207  
    6208 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6209 directory 
    6210  
    6211 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6212 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6213 in 
    6214 from ._surface import subdivide_triangles, vertex_areas 
    6215  
    6216 See log for complete Python traceback. 
    6217  
    6218 Traceback (most recent call last): 
    6219 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6220 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    6221 in _redraw_timer_callback 
    6222 drew = self.draw_new_frame() 
    6223 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6224 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    6225 draw_new_frame 
    6226 from chimerax import surface 
    6227 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6228 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6229 in <module> 
    6230 from ._surface import subdivide_triangles, vertex_areas 
    6231 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6232 directory 
    6233  
    6234 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6235 directory 
    6236  
    6237 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6238 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6239 in 
    6240 from ._surface import subdivide_triangles, vertex_areas 
    6241  
    6242 See log for complete Python traceback. 
    6243  
    6244 Traceback (most recent call last): 
    6245 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6246 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    6247 in _redraw_timer_callback 
    6248 drew = self.draw_new_frame() 
    6249 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6250 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    6251 draw_new_frame 
    6252 from chimerax import surface 
    6253 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6254 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6255 in <module> 
    6256 from ._surface import subdivide_triangles, vertex_areas 
    6257 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6258 directory 
    6259  
    6260 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6261 directory 
    6262  
    6263 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6264 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6265 in 
    6266 from ._surface import subdivide_triangles, vertex_areas 
    6267  
    6268 See log for complete Python traceback. 
    6269  
    6270 Traceback (most recent call last): 
    6271 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6272 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 139,
    6273 in _redraw_timer_callback 
    6274 drew = self.draw_new_frame() 
    6275 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6276 ChimeraX/lib/python3.9/site-packages/chimerax/core/updateloop.py", line 60, in
    6277 draw_new_frame 
    6278 from chimerax import surface 
    6279 File "/programs/x86_64-linux/chimerax/1.3/libexec/UCSF-
    6280 ChimeraX/lib/python3.9/site-packages/chimerax/surface/__init__.py", line 23,
    6281 in <module> 
    6282 from ._surface import subdivide_triangles, vertex_areas 
    6283 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6284 directory 
    6285  
     800
     801[deleted a _lot_ of these]
     802
    6286803ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6287804directory