Events created but no issues

Hello,

I’m running sentry (20.12.1 bade 073) on premisses. Projects facing interesting behavior that some exceptions land only to events and never have been created issue. If you open an event then you see an error:

The linked issue cannot be found. It may have been deleted, or merged.

I wonder is it SDK issue? Is it sentry configuration issue?

I’m kinda out of ideas