[Chimera-users] chimera startup problem

Greg Couch gregc at cgl.ucsf.edu
Mon Jan 29 14:59:34 PST 2007

Just a FYI to the list, the problem here was an ancient OpenGL graphics 
driver.  Upgrading it made the problem disappear.

I'll be adding an entry to our Graphics Driver bugs web page, 
<http://www.cgl.ucsf.edu/chimera/graphicsbugs.html> with a few more 

 	- Greg

---------- Forwarded message ----------
Date: Tue, 23 Jan 2007 12:25:41 -0500
From: Chen Xu <xuchen66 at gmail.com>
To: chimera-users at cgl.ucsf.edu
Subject: [Chimera-users] chimera startup problem

Dear List,

after upgrading to 1.2304 (1.2303 freeze the computer after several
minute loaded with a volume pdb file) , I have problem to start it up
on (RedHat):

agnieszka at raptor ~]$ chimera
Error starting chimera:
ValueError: attempt to create string with null pointer
(see reply log for Python traceback info)
Traceback (most recent call last):
  File "/sware/chimera/chimera-1.2304/share/__main__.py", line 59, in ?
    value = chimeraInit.init(sys.argv)
  File "CHIMERA/share/chimeraInit.py", line 255, in init
  File "CHIMERA/share/chimera/tkgui.py", line 2407, in initializeGUI
  File "CHIMERA/share/chimera/tkgui.py", line 2368, in createApp
  File "CHIMERA/share/chimera/tkgui.py", line 1784, in __init__
  File "CHIMERA/share/chimera/tkgui.py", line 1811, in makeGraphicsWindow
ValueError: attempt to create string with null pointer

any help?

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