<html><head><meta http-equiv="Content-Type" content="text/html charset=windows-1252"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Hi Letizia,<div><span class="Apple-tab-span" style="white-space:pre"> </span>Thanks for reporting the problem, though next time you might want to use the Report a Bug menu item (in the help menu). Anyway, I will get a fix in but there's a pretty easy workaround until then: don't blank out the "plane name" when you create the plane. Give it some actual name (or use the default). Just don't blank it!</div><div><br></div><div>--Eric</div><div><div><br> Eric Pettersen<br> UCSF Computer Graphics Lab<br> <a href="http://www.cgl.ucsf.edu">http://www.cgl.ucsf.edu</a><br><br></div><div><div>On Feb 3, 2015, at 9:48 AM, Letizia Meregalli <<a href="mailto:letizia.meregalli@tum.de">letizia.meregalli@tum.de</a>> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><meta http-equiv="Content-Type" content="text/html charset=utf-8"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Hi,<div class="">I have a tRNA molecule and I would like to measure the angles between two nitrogenous bases. I created two planes, each for each base. When I select both planes, in order to measure the angles between them (Structure Measurements Axes/Planes/Centroids) I get following message:</div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><div class=""><i class=""><type 'exceptions.UnboundLocalError'> Exception in Tk callback</i></div><div class=""><i class=""> Function: <bound method SortableTable._browseCmd of <CGLtk.Table.SortableTable instance at 0x117990638>> (type: <type 'instancemethod'>)</i></div><div class=""><i class=""> Args: ('1',)</i></div><div class=""><i class="">Traceback (innermost last):</i></div><div class=""><i class=""> File "/Applications/Chimera.app/Contents/Resources/lib/python2.7/site-packages/Pmw/Pmw_1_3/lib/PmwBase.py", line 1747, in __call__</i></div><div class=""><i class=""> return apply(self.func, args)</i></div><div class=""><i class=""> File "/Applications/Chimera.app/Contents/Resources/share/CGLtk/Table.py", line 1043, in _browseCmd</i></div><div class=""><i class=""> self.userBrowseCmd(self.selected())</i></div><div class=""><i class=""> File "/Applications/Chimera.app/Contents/Resources/share/StructMeasure/Geometry.py", line 268, in _tableCB</i></div><div class=""><i class=""> self.feedback(sels)</i></div><div class=""><i class=""> File "/Applications/Chimera.app/Contents/Resources/share/StructMeasure/Geometry.py", line 113, in feedback</i></div><div class=""><i class=""> diff = " ".join(words2[i:])</i></div><div class=""><i class=""><type 'exceptions.UnboundLocalError'>: local variable 'i' referenced before assignment</i></div><div class=""><i class=""><br class=""></i></div><div class=""><i class="">UnboundLocalError: local variable 'i' referenced before assignment</i></div><div class=""><i class=""><br class=""></i></div><div class=""><i class=""> File "/Applications/Chimera.app/Contents/Resources/share/StructMeasure/Geometry.py", line 113, in feedback</i></div><div class=""><i class=""> diff = " ".join(words2[i:])</i></div><div class=""><i class=""><br class=""></i></div><div class=""><i class="">See reply log for Python traceback.</i></div></div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><br class=""></div><div class="">I really don’t know how can I solve this problem.. I’d be really grateful if you could help me or give me some hints!</div><div class="">thank you a lot</div><div class=""><br class=""></div><div class="">Letizia</div></div>_______________________________________________<br>Chimera-users mailing list<br><a href="mailto:Chimera-users@cgl.ucsf.edu">Chimera-users@cgl.ucsf.edu</a><br>http://plato.cgl.ucsf.edu/mailman/listinfo/chimera-users<br></blockquote></div><br></div><br><br></body></html>