Closed all apps and rebooted several times, no difference.
There is plenty of free space, 42GB on SD card (of 183GB total) and 12,6GB on phone.
Absolutely no messages or progress information on screen, just a grey area covering the screen. Doesn't even make it to the first screen.
Did a track day yesterday, and tried to overlay some video when I got back home. App froze immediately when starting overlay export. Now it it won't start again, not even the start up display, just hangs. I did not perform a backup before trying export. I can access and copy the videos from the SD c...