Could you add a video example to the bug maybe? Those reports don't have useful stacktrace, could you try to get one following the steps on https://wiki.ubuntu.com/Backtrace#Already_running_programs
Note that the journal one one of those include totem warnings 'gst_caps_get_size: assertion 'GST_IS_CAPS (caps)' failed gst_mini_object_unref: assertion 'mini_object != NULL' failed gst_pad_set_caps: assertion 'caps != NULL && gst_caps_is_fixed (caps)' failed' -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to totem in Ubuntu. https://bugs.launchpad.net/bugs/1827194 Title: Loading a subtitled mkv file while already playing a subtitled mkv file makes the UI freeze To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/totem/+bug/1827194/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs