Originally Posted by KW802
Sounds like some of the files have different extension from what the actual format is. For example, if you have a ZIP file named "abc.zip" and rename it to "abc.jpg" then it'll be rejected (vBa Gallery is smart enough to recognize the file type versus it's extension).
Would it be possible to get a copy of one of the files that it's failing on?
i dont think thats this is the problem.
because the same pictures were running fine after some hours, as i wrote brfore. Also the single upload of the pictures were running fine.
I thought it might be the filename because of _ character... (but that is not) ...