Oracle® Database 11g / 12c / 18c error codes ORA-00366: log [string] of thread [string], checksum error in the file header
ORA-00366: log [string] of thread [string], checksum error in the file header
Oracle Error Code: ORA-00366
Cause: The file header for the redo log contains a checksum that does not match the value calculated from the file header as read from disk. This means the file header is corrupted
Action: Find and install correct version of log or reset logs.