ORA-00288: to continue recovery type ALTER DATABASE RECOVER CONTINUE
Cause: During media recovery, a new log is not required but the continuation command is necessary to do a checkpoint and report errors.
Action: Type ALTER DATABASE RECOVER CONTINUE and recovery will resume
ORA-00287: specified change number string not found in thread string
Cause: The given change number does not appear in any of the online redo logs for the given thread.
Action: Check the statement to make certain a valid change number is given. Perhaps try to use the NEXT option for archiving logs.
ORA-00286: no members available, or no member contains valid data
Cause: None of the members of a redo log file group are available, or the available members do not contain complete data.
Action: If a member is temporarily offline, attempt to make it available. Make sure that the correct filenames are being used, especially if the redo log file is being accessed from a remote location.
ORA-00285: TIME not given as a string constant
Cause: UNTIL TIME was not followed by a string constant for the time.
Action: Enter the time enclosed in single quotation marks.
ORA-00284: recovery session still in progress
Cause: An error during recovery was determined to be minor enough to allow the current recovery session to continue.
Action: More specific messages will accompany this message. Refer to the other messages for the appropriate action.
ORA-00283: recovery session canceled due to errors
Cause: An error during recovery was determined to be fatal enough to end the current recovery session.
Action: More specific messages will accompany this message. Refer to the other messages for the appropriate action.
ORA-00282: UPI string call not supported, use ALTER DATABASE RECOVER
Cause: The given UPI call is no longer supported.
Action: Use the ALTER DATABASE RECOVER command for all recovery actions.
ORA-00281: media recovery may not be performed using dispatcher
Cause: An attempt was made to use a dispatcher process for media recovery. Memory requirements disallow this recovery method.
Action: Connect to the instance via a dedicated server process to perform media recovery.
ORA-00280: change string for thread string is in sequence #string
Cause: This message helps to locate the redo log file with the specified change number requested by other messages.
Action: Use the information provided in this message to specify the required archived redo log files for other errors.
ORA-00279: change string generated at string needed for thread string
Cause: The requested log is required to proceed with recovery.
Action: Please supply the requested log with “ALTER DATABASE RECOVER LOGFILE <file_name>” or cancel recovery with “ALTER DATABASE RECOVER CANCEL”.