Indeed installing the media pack solved the problem.

http://www.microsoft.com/en-us/download/details.aspx?id=40744

At least I was now able to run the simple instructions experiment you sent....

I decided to roam around a bit and noticed one more thing. When you go to Help > About MediaLab, you get the error

Run-time error '339'
Component 'wmp.dll' or one of its dependencies not...

I just tried those files and had same results. Could not get to the point where I can see the instructions

See attached sample

It works on a German based Windows 7 OS

I tested with sample1 that comes with the medialab package. Will upload the files in the sequel

my operating system is in German

It might also interest you to know that the data files are created before this crash happens

I re-installed medialab and this didn't help. The same thing happens.
I also installed a new copy of medialab on another PC with windows 8.1, MS Office 2010 and same thing happens.
Has the MediaLab...

- Yes the screenshot you see is when I try to run the files attached in the first post. I also tried sample1.exp from Medialab samples and had same results.
- Medialab is installed locally and there...

Yes Medialab.exe is able to launch just fine. I was able to create ,que and .exp files but when I try to run any .exp or .que files (including the samples that come with medialab) then it crashes.

Any news about this?

181618171818

Media lab crashes immediately it starts on windows 8.1. Is medialab supported in this widows?

ok thanks now I get it

Hello Jason,

sorry I don't quite understand. Let me consider this example: what if during randomization media lab selects the groups one, four and two?

How will it know it is not suppose to...

I used the BGR column in the questionnaire file to define five 'groups' for randomization . The randomization seems to work. My question is how can I show only three of these five groups (randomly)...