ORA-01251: Unknown File Header Version read for file number [string]

Cause: Read of the file header returned a record but its version cannot be identified. Either the header has been corrupted, or the file is not a valid database file.

Action: Have the operating system make the correct file available to the database, or recover the file.

Error Type: ORA

• Additional information for ORA-01251: Unknown File Header Version read for file number [string]01251
Discussions and solutions for Oracle Database Error ORA-01251: Unknown File Header Version read for file number [string] Developer anwers for Oracle Database Error ORA-01251: Unknown File Header Version read for file number [string] FAQs for ORA-01251: Unknown File Header Version read for file number [string] search others tips for ORA-01251: Unknown File Header Version read for file number [string]