"Unsupported file type" when uploading mp4 video

I'm repeatedly seeing this. The video is fine AFAICT, plays ok in both browser and media players.

Is there some way to diagnose the problem? What kind of validation is being done?

majorbanana:

I'm repeatedly seeing this. The video is fine AFAICT, plays ok in both browser and media players.

Is there some way to diagnose the problem? What kind of validation is being done?

Check the thread below:

Supported video formats

You can also try:

Convert any video to MP4

Can you email it to me (email address at bottom of page) in an attachment?

Solved with ffmpeg, thanks!