Are you using nos2x?
These days sometimes it is giving me some glitches, I have to disable and enable it again.
I run running v1.8.2 from github.
If I'm not wrong nostr:npub180cvv07tjdrrgpa0j7j7tmnyl2yr6yr7l8j4s3evf6u64th6gkwsyjh6w6 wrote a note about some problem saving the config too.