
Dear ChimeraX team, I just downloaded/installed ChimeraX (64 for windows, latest daily build & PC running Windows 7) but when starting the programs hangs with the message Initializing Core and an image of the group (Nice picture though!). Anything I should do differently? (Chimera 11.2 runs fine in the same computer). Thanks Hernando

Hi Hernando, What, you don’t want to see our pictures on your computer constantly? :-) Unfortunately, it might be that your computer is too old… on the ChimeraX download page we suggest using computers from within the last 3 years to run ChimeraX. Best, Elaine ---------- Elaine C. Meng, Ph.D. UCSF Chimera(X) team Department of Pharmaceutical Chemistry University of California, San Francisco
On Jun 13, 2017, at 11:47 AM, Hernando J Sosa <hernando.sosa@einstein.yu.edu> wrote:
Dear ChimeraX team,
I just downloaded/installed ChimeraX (64 for windows, latest daily build & PC running Windows 7) but when starting the programs hangs with the message Initializing Core and an image of the group (Nice picture though!). Anything I should do differently? (Chimera 11.2 runs fine in the same computer).
Thanks
Hernando

Hi Hernando, This was a bug in ChimeraX, probably recently introduced where it fails the first time you try to start it because its toolshed cache file does not exist. I’ve fixed it — in tonight’s build if it succeeds. Thanks for reporting the problem. Tom
On Jun 13, 2017, at 11:47 AM, Hernando J Sosa wrote:
Dear ChimeraX team,
I just downloaded/installed ChimeraX (64 for windows, latest daily build & PC running Windows 7) but when starting the programs hangs with the message Initializing Core and an image of the group (Nice picture though!). Anything I should do differently? (Chimera 11.2 runs fine in the same computer).
Thanks
Hernando
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The latest daily version doesn't hang but the program closes immediately after the main window opens. Best Hernando From: Tom Goddard [mailto:goddard@sonic.net] Sent: Wednesday, June 14, 2017 8:41 PM To: Hernando J Sosa Cc: chimerax-users@cgl.ucsf.edu Subject: Re: [chimerax-users] Initialzing core Hi Hernando, This was a bug in ChimeraX, probably recently introduced where it fails the first time you try to start it because its toolshed cache file does not exist. I’ve fixed it — in tonight’s build if it succeeds. Thanks for reporting the problem. Tom On Jun 13, 2017, at 11:47 AM, Hernando J Sosa wrote: Dear ChimeraX team, I just downloaded/installed ChimeraX (64 for windows, latest daily build & PC running Windows 7) but when starting the programs hangs with the message Initializing Core and an image of the group (Nice picture though!). Anything I should do differently? (Chimera 11.2 runs fine in the same computer). Thanks Hernando _______________________________________________ ChimeraX-users mailing list ChimeraX-users@cgl.ucsf.edu<mailto:ChimeraX-users@cgl.ucsf.edu> Manage subscription: http://plato.cgl.ucsf.edu/mailman/listinfo/chimerax-users

Hi Hernando, I just tried last night’s ChimeraX build on a new Windows 7 account and it started fine. Possibly your graphics driver is not adequate (requires OpenGL 3.3 core profile support or higher) — ideally it should show a warning dialog if that happened, but I have not tested that situation. Can you run ChimeraX from a command prompt with the —debug flag and send the output to chimerax-bugs@cgl.ucsf.edu <mailto:chimerax-bugs@cgl.ucsf.edu>? Tom
On Jun 16, 2017, at 12:19 PM, Hernando J Sosa wrote:
The latest daily version doesn't hang but the program closes immediately after the main window opens.
Best
Hernando
From: Tom Goddard [mailto:goddard@sonic.net <mailto:goddard@sonic.net>] Sent: Wednesday, June 14, 2017 8:41 PM To: Hernando J Sosa Cc: chimerax-users@cgl.ucsf.edu <mailto:chimerax-users@cgl.ucsf.edu> Subject: Re: [chimerax-users] Initialzing core
Hi Hernando,
This was a bug in ChimeraX, probably recently introduced where it fails the first time you try to start it because its toolshed cache file does not exist. I’ve fixed it — in tonight’s build if it succeeds. Thanks for reporting the problem.
Tom
On Jun 13, 2017, at 11:47 AM, Hernando J Sosa wrote:
Dear ChimeraX team,
I just downloaded/installed ChimeraX (64 for windows, latest daily build & PC running Windows 7) but when starting the programs hangs with the message Initializing Core and an image of the group (Nice picture though!). Anything I should do differently? (Chimera 11.2 runs fine in the same computer).
Thanks
Hernando
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Hi Hernando, I managed to reproduce this where ChimeraX starts on an old Windows 7 machine, seems to flash an error dialog then vanishes. I’ll debug it. Maybe no one ever said but ChimeraX is compiled on Windows 10 and we don’t intend to support Windows 7 — if it works on that it just luck. That said, it does work without problems on our Windows 7 machine which has an up to date graphics driver. Tom
On Jun 16, 2017, at 12:19 PM, Hernando J Sosa <hernando.sosa@einstein.yu.edu> wrote:
The latest daily version doesn't hang but the program closes immediately after the main window opens.
Best
Hernando
From: Tom Goddard [mailto:goddard@sonic.net] Sent: Wednesday, June 14, 2017 8:41 PM To: Hernando J Sosa Cc: chimerax-users@cgl.ucsf.edu Subject: Re: [chimerax-users] Initialzing core
Hi Hernando,
This was a bug in ChimeraX, probably recently introduced where it fails the first time you try to start it because its toolshed cache file does not exist. I’ve fixed it — in tonight’s build if it succeeds. Thanks for reporting the problem.
Tom
On Jun 13, 2017, at 11:47 AM, Hernando J Sosa wrote:
Dear ChimeraX team,
I just downloaded/installed ChimeraX (64 for windows, latest daily build & PC running Windows 7) but when starting the programs hangs with the message Initializing Core and an image of the group (Nice picture though!). Anything I should do differently? (Chimera 11.2 runs fine in the same computer).
Thanks
Hernando
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participants (3)
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Elaine Meng
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Hernando J Sosa
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Tom Goddard