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    <font size="+1">I've been using Chime<font size="+1">ra 1.5.3 <font
          size="+1">under Lin<font size="+1">ux <font size="+1">(Ubuntu
              12.04, 64-bit) without problems; that version I had
              installed<font size="+1"> as root, and<font size="+1"> is
                  owned by root.  Just now I updated to version 1.8,
                  which, initially, I also installed as root.  But
                  trying to run it (as non-root) gave me fairly opa<font
                    size="+1">que error messages<font size="+1"> (copied
                      below).  <font size="+1">On a hunch that it was a
                        <font size="+1">matter of privilege, I tried
                          running with `sudo` -- which works fine.  <br>
                          <br>
                          <font size="+1">Since <font size="+1">it was
                              not obvious where the problem lay, I
                              cleaned out the installation, and
                              installed an<font size="+1">ew as a normal
                                user (me).  Accordingly, the whole
                                installation directory tree is <font
                                  size="+1">owned by me.  But still I
                                  can<font size="+1">not run it (same
                                    errors) as me, but only with `sudo`.
                                    Same user, same <font size="+1">start
                                      directory, appa<font size="+1">rently
                                        the same Python (2.7) as w<font
                                          size="+1">or<font size="+1">ks
                                            with v. 1.5.3.</font></font></font></font><br>
                                    <br>
                                    <font size="+1">I'm totally
                                      flummoxed!  Can't imagine wh<font
                                        size="+1">ere the privilege
                                        hang-u<font size="+1">p is.  Any
                                          hints where I should look?<br>
                                          <br>
                                          <font size="+1">Thanks,<br>
                                            <br>
                                            Bob Wohlhueter<br>
                                            <br>
                                            <font size="+1">*****************************<font
                                                size="+1">C<font
                                                  size="+1">-</font>shell
                                                ou<font size="+1">tput*******************</font></font></font><br>
                                            <font size="+1">chimera<br>
                                              <font size="+1">X Error of
                                                failed request:
                                                BadRequest (invalid
                                                request code or no such
                                                operation)<br>
                                                <font size="+1">   <font
                                                    size="+1">Major
                                                    opcode of failed
                                                    request:  128 (GLX)<br>
                                                    <font size="+1">  
                                                      Minor opcode of
                                                      failed request: 
                                                      198 ()<br>
                                                      <font size="+1">  
                                                        Serial number of
                                                        failed request: 
                                                        2813<br>
                                                        <font size="+1">  
                                                          Current<font
                                                          size="+1">
                                                          serial number
                                                          in output
                                                          stream:  2813</font></font><br>
                                                      </font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font>
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