Oracle® Database 11g / 12c / 18c error codes ORA-01236: Error [string] occurred during initialization of file header access

ORA-01236: Error [string] occurred during initialization of file header access

Oracle Error Code: ORA-01236

Cause: The indicated error occurred while doing initialization processing of file headers.

Action: The error indicated should be corrected. An attempt is made to recover from this error by using a slower access algorithm.