How to fix the Oracle error ORA-38859: instance string (thread string) is not ready to be disabled?

In this post, you’ll learn more about the Oracle ErrorORA-38859: instance string (thread string) is not ready to be disabled with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-38859: instance string (thread string) is not ready to be disabled

Reason for the Error ORA-38859: instance string (thread string) is not ready to be disabled

The command attempted to switch the instance (thread) into a new log before disabling it. The switch attempt failed because all eligible online logs were either being cleared or not completely archived yet.

How to fix the Error ORA-38859: instance string (thread string) is not ready to be disabled ?

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

Wait a few minutes and retry.