ORA Error Codes

Log mining and apply stopping

Applying change to table or sequence object number string

Applying DDL transaction with commit SCN string

Loading Log Miner dictionary data

Not a valid Logical Standby database

A valid start SCN could not be found

Remote information is not available on the specified primary

Logical Standby apply must be stopped to allow this operation

Invalid Logical Standby option requested

Logical Standby is already running in background