ORA-00236: snapshot operation disallowed: mounted
controlfile is a backup



ORA-00236: snapshot operation disallowed: mounted controlfile is a backup..

Answer / guest

Cause: Attempting to invoke cfileSetSnapshotName,
cfileMakeAndUseSnapshot, or cfileUseSnapshot when the
currently mounted controlfile is a backup controlfile.

Action: Mount a current controlfile and retry the operation.

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