I am getting ORA-00604 during startup:
( - 64bit Production)

SQL> startup
ORACLE instance started.

Total System Global Area 253199000 bytes
Fixed Size 742040 bytes
Variable Size 218103808 bytes
Database Buffers 33554432 bytes
Redo Buffers 798720 bytes
Database mounted.
ORA-00604: error occurred at recursive SQL level 1
ORA-00942: table or view does not exist

The alert log indicates:
Database Characterset is WE8ISO8859P1
replication_dependency_tracking turned off (no async multimaster replication found)
ORA-604 signalled during: ALTER DATABASE OPEN...

However i am able to query from the database and connect as other users. I have not tried anything else apart from this.
SQL> select count(*) from dba_users;


SQL> conn omruser
Enter password: