Calling 'OnUserPermissionGranted' on took XmsFixed
oxide.grant user XXXXXXX covertadmin.use
Calling 'OnUserPermissionGranted' on 'LockableShutters v1.1.0' took 1076ms
Player 'xxxxxxx (76561198XXXXXXXXX)' granted permission 'covertadmin.use'

Should it be doing this?

The plugin isn't checking which permission is used to start with, which it should be if using those hooks.

The warning is normal though, as it is performing something intensive during that hook.
Nope. I'll update in a few minutes.
Locked automatically