OSError: Movie file 'data2/anger-0' was not found

[wakecarter]

Please could you clarify what error you are now getting?

Here is a thread about access violation errors

Access violation error when playing movie files

Hi, I am currently setting up a very simple study where participant watch a video and subsequently give a rating response. The videos are 20 s long, so to facilitate testing, I cut them short to just 1 sec using the stop duration parameter. This works fine when playing just a single video (i.e directly providing the video filename in the movie properties). However, when I put a loop around the the routine to play a different movie on each repeat, I get the error shown at the bottom. I have a …

However, your issue might be resource errors, for which you should read this:
https://psychopy.org/online/resources.html

What version of PsychoPy are you using?