Technically this should be an ostree related bug but I'll post it here first before doing a bug report
What I encountered was some system file corrupted, or at least I thought it was. All system notification sounds just does not play anymore while audio from other applications play normally.
sudo ostree fsck
sudo ostree fsck
shows that there are corrupted files on the system.
unfortunately there are no way to automatically fix this. I tried to use
sudo ostree fsck --delete
sudo ostree fsck --delete
, as that seems to be the easiest way to fix this and I assumed rpm-ostree would just automatically pull the missing files. It was a bad idea.
This is something I quickly hacked up, since I haven't seen any possibility to tell ostree to fetch the missing objects after doing ostree fsck --delete. For now it only tries to download c...