Oracle® Database 11g / 12c / 18c error codes ORA-12479: file label [string] must equal DBHIGH [string]

ORA-12479: file label [string] must equal DBHIGH [string]

Oracle Error Code: ORA-12479

Cause: A database file had an OS label that did not match DBHIGH. Either DBHIGH was altered or the OS file was relabeled.

Action: Relabel the file so that its label matches DBHIGH, or alter DBHIGH so that it matches the label on the file.