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Oracle® Database 11g / 12c / 18c error codes ORA-01204: file number is [string] rather than [string] - wrong file
ORA-01204: file number is [string] rather than [string] - wrong file
Oracle Error Code: ORA-01204
Cause: The file number in the file header is not correct. This is probably a restored backup of the wrong file, but from the same database.
Action: Restore a copy of the correct data file and do recovery as needed.