Any help on fixing this error would be appreciated.

[Kyrian Washington]

System errors

Bootstrap error

TimeLevelDescriptionException

2019-01-19 00:09:03	fatal	Error while trying to initialise Crowd Container. liquibase.exception.LockException: liquibase.exception.DatabaseException: Error executing SQL UPDATE public.cwd_databasechangeloglock SET LOCKED = TRUE, LOCKEDBY = 'ip-10-0-0-193.ec2.internal (10.0.0.193)', LOCKGRANTED = '2019-01-19 00:09:03.280' WHERE ID = 1 AND LOCKED = FALSE: ERROR: cannot execute UPDATE in a read-only transaction Location: File: utility.c, Routine: PreventCommandIfReadOnly, Line: 236 Server SQLState: 25006
2019-01-19 00:09:03	fatal	This Crowd instance was unable to start the scheduler CrowdSchedulerService, and will not be usable. Please check the log for details.

[Nic Brough _Adaptavist_]

This usually means that the database is in a read-only mode, either at a server, database or user level.  I've seen it when people were running backup scripts (make it read-only to force a consistent data set to be taken). You'll need to check the state of the crowd database.