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 PTB3 at BIAC6
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hardrain
Starting Member

0 Posts

Posted - Nov 19 2013 :  12:15:46 PM  Show Profile  Reply with Quote
Hi,

Has anyone tried to run exp with PTB3 at BIAC6 recently?
My experiment was programmed with PTB 3.0.11 - Flavor: beta - Corresponds to SVN Revision 4305.

Last week I tried at BIAC 6 MACH(?), but it was not reliable for some reasons.. So I first ran the D:\Programs\MATLAB\PsychToolbox\3.0.8.889\BIACSetupPsychtoolbox.m
and then some error came up. I checked the path, and PTB were included already.
So i then ran D:\Programs\MATLAB\PsychToolbox\3.0.9\BIACSetupPsychtoolbox.m
and some error came up again. (the path included PTB).
Then, I went back to run D:\Programs\MATLAB\PsychToolbox\3.0.8.889\BIACSetupPsychtoolbox.m
and it worked..

Then I closed the matlab and tried again..
This time again i had to run either one of the script once or twice..
but wasn't in any specific order. eventually it worked..

It worries me a little this unreliable way to getting the PTB3 to work... does anyone know what could be the issue?
Was there a step that I was missing?


thanks




petty
BIAC Staff

USA
453 Posts

Posted - Nov 20 2013 :  10:51:10 AM  Show Profile  Reply with Quote
a couple things to consider:
1) i wouldn't depend on your task, programmed in 3.0.11 to work with the older versions, there could be a lot of differences .. especially with beta version ( http://psychtoolbox.org/RecentChanges )
2) there could be other things in your cached matlab paths that could be conflicting ( matlabpath in matlab will print your entire search path )
3) there could be bigger differences in the actual matlab version running at the scanner vs your computer ( i think its 2010a at the scanner )

If you want to take some time to come over to Hock ( in the mock room ), we can try to find a solution that'll work ... this would be more convenient then blocking off time on the scanner. The mock computer should be equivalent to whats running there.
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hardrain
Starting Member

0 Posts

Posted - Nov 20 2013 :  1:36:10 PM  Show Profile  Reply with Quote
Thanks.
Today I tested my paradigm with BIAC5, and it worked fine.. [same script I tested at BIAC6].

I ran D:\Programs\MATLAB\PsychToolbox\3.0.9\BIACSetupPsychtoolbox.m
No errors. and then my script was fine as well.

I guess I'll scan at BIAC5 for now,
and maybe I'll try again on BIAC6 sometime later.

Or if you want to test my script on BIAC6 MACH, I can let you know where the script is located. thanks again.
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