ORA-00229 Operation Disallowed Already Hold Snapshot Control File Enqueue

Error Code
ORA-00229

Description
Operation disallowed already hold snapshot control file enqueue.

Cause
Possible cause of this error is, the attempted operation cannot be executed at this time because this process currently holds the snapshot control file enqueue.

Action
To fix this issue, retry the operation after calling cfileUseCurrent to release the snapshot control file enqueue.

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ORA-00228 Length of Alternate Control File Name Exceeds Maximum of String

Error Code
ORA-00228

Description
Length of alternate control file name exceeds maximum of string.

Cause
Possible cause of this error is, the specified filename, which was supplied as a parameter to cfileSetSnapshotName or cfileUseCopy, exceeds the maximum filename length for this operating system.

Action
To fix this issue, retry the operation with a shorter filename.

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ORA-00227 Corrupt Block Detected in Control File

Error Code
ORA-00227

Description
Corrupt block detected in control file: (block string, # blocks string).

Cause
Possible cause of this error is, a block header corruption or checksum error was detected on reading the control file.

Action
To fix this issue, use the CREATE CONTROLFILE or RECOVER DATABASE USING BACKUP CONTROLFILE command.

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ORA-00226 Operation Disallowed while Alternate Control File Open

Error Code
ORA-00226

Description
Operation disallowed while alternate control file open.

Cause
Possible cause of this error is, the attempted operation could not be executed at this time because this process had an alternate control file open for fixed table access.

Action
To fix this issue, retry the operation after calling cfileUseCurrent.

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ORA-00225 Expected Size String of Control File Differs from Actual Size String

Error Code
ORA-00225

Description
Expected size string of control file differs from actual size string

Cause
Possible cause of this error is, the expected size of the control file as stored in its header was different than the actual operating system file size. This usually indicates that the control file was corrupted.

Action
To fix this issue, restore a good copy of the control file.

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