ORA-06553: PLS-252: reference to the wrong copy of package STANDARD

  RMAN> crosscheck archivelog all; RMAN-03002: failure of crosscheck command at 11/22/2016 09:02:07 ORA-06540: PL/SQL: compilation error ORA-06553: PLS-252: reference to the wrong copy of package STANDARD   Solution: 1. Stop the apply in standby. 2. Shutdown the standby database. 3. Start the standby database. 4. Switch the log file in primary. 5. Verify if … Continue reading ORA-06553: PLS-252: reference to the wrong copy of package STANDARD