ORA-16442: ALTER SYSTEM FLUSH REDO TO STANDBY succeeded, but some redo has not been applied.

ORA-16442: ALTER SYSTEM FLUSH REDO TO STANDBY succeeded, but some redo has not been applied.


Cause:


The target standby database did not apply all received redo.



Action:


Allow the target standby database to apply all redo and then reissue the ALTER SYSTEM FLUSH REDO TO STANDBY statement.