'mpv' is not a video format, it is a video player. Please run:
sudo apt install mpv and then use it to play your video(s): mpv YOURFILE.mp4 Tell us if that works and also send us the terminal text output it shows. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1826201 Title: MP4 Video playback is broken in Ubuntu 19.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gstreamer-vaapi/+bug/1826201/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs