Cause: The value for the initialization parameter is invalid. Action: Choose a value as indicated by the message.

Cause: A snapshot or copy control file of the specified name could not be found or opened during an invocation of cfileUseSnapshot, cfileMakeAndUseSnapshot, or cfileUseCopy. Action: Re-create the snapshot or copy control file using cfileMakeAndUseSnapshot or ALTER DATABASE BACKUP CONTROLFILE, respectively.

Cause: The attempted operation cannot be executed at this time because another process currently holds the snapshot control file enqueue. Action: Retry the operation after the concurrent operation that is holding the snapshot control file enqueue terminates.

Cause: A block header corruption or checksum error was detected on reading the control file. Action: Use the CREATE CONTROLFILE or RECOVER DATABASE USING BACKUP CONTROLFILE command.

Cause: An Oracle7 to Oracle8 convert file contains invalid data or was created with an different version of the migration utility. This error can also be caused by incorrect ORACLE_HOME environment variable when ALTER DATABASE CONVERT command is issued. Action: Use a correct version of the convert file or regenerate it with the migration utility.…

Cause: The database ID in the control file is not the same as the database ID in the control file used by the first instance to mount this database. Most likely one of the mounts used the wrong control file or there are two databases with the same name. Action: Check that the control file…

Cause: It was not possible to create the control file. Action: Check that there is sufficient disk space and no conflicts in filenames and try to create the control file again.

Cause: Even though no parameter file was specified, the instance was started with all default values. Action: None.

Cause: The value of LARGE_POOL_SIZE is less than the value of LARGE_POOL_MIN_ALLOC. Action: Increase the value of LARGE_POOL_SIZE past the value of LARGE_POOL_MIN_ALLOC.