How to fix the Oracle error RMAN-08118: WARNING: could not delete the following archived redo log?

In this post, you’ll learn more about the Oracle ErrorRMAN-08118: WARNING: could not delete the following archived redo log with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

RMAN-08118: WARNING: could not delete the following archived redo log

Reason for the Error RMAN-08118: WARNING: could not delete the following archived redo log

The routine deleteArchivedLog() could not delete an archived redo log on the target instance.

How to fix the Error RMAN-08118: WARNING: could not delete the following archived redo log ?

You can fix this error in Oracle by following the below steps

Check the accompanying file specification and the associated error messages. The file specification indicates what archived redo log on the target instance RMAN was trying to delete and the error messages indicate why RMAN was unable to delete it. Resolve the problem by first confirming that the archived redo log in question has been backed up, do the deletion manually, and then do a crosscheck so that RMAN is aware of the deletion.