This is a bug in the Oculus runtime and is being addressed by Oculus in a software update for the device shortly.
4.20 Oculus Go projects cause the device to lock if immediately relaunching after exiting.
It does not occur if:
Also occurring in Main @ CL #4233289
Working in 4.19
Logs from device attached.
1. Create 4.22 Project, Launch on Oculus Go
2. Exit App
3. Immediately Re-launch app (Library -> Unknown Sources)
Result: Oculus Go will lock up on a black screen, requiring you to hold down power button and restart.
There's no existing public thread on this issue, so head over toAnswerHub just mention UE-62210 in the post.