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
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
Find and install correct version of log or reset logs.
Try the following links for this error:
http://docs.oracle.com/cd/E16655_01/server.121/e26079/e0.htm
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