How to fix the Oracle error ORA-01241: an external cache has died?

In this post, you’ll learn more about the Oracle ErrorORA-01241: an external cache has died with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-01241: an external cache has died

Reason for the Error ORA-01241: an external cache has died

The external cache may have been restarted.

How to fix the Error ORA-01241: an external cache has died ?

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

Take the file mentioned in the error stack offline, perform media recovery, bring the file online, and retry the attempted operation. You may also restart all instances to make sure they access all data files through consistent external caches.