Cause: A control file was specified that belongs to another database. Action: Find and install the correct control file.

Cause: The system could not find a control file of the specified name and size. Action: Check that ALL control files are online and that they are the same files that the system created at cold start time.

Cause: Cannot open the control file. Action: Check to make sure the control file exists and is not locked by some other program.

Cause: The control file was created by incompatible software. Action: Either restart with a compatible software release or use CREATE CONTROLFILE to create a new control file that is compatible with this release.

Cause: The network specified in the SQL*Net connect string is reserved for use by the dispatchers. Action: Specify other network protocols in the connection string.

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.

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.