How to fix the Oracle error ORA-15133: instance recovery required for diskgroup string?

In this post, you’ll learn more about the Oracle ErrorORA-15133: instance recovery required for diskgroup string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-15133: instance recovery required for diskgroup string

Reason for the Error ORA-15133: instance recovery required for diskgroup string

An instance in the cluster crashed making instance recovery necessary.

How to fix the Error ORA-15133: instance recovery required for diskgroup string ?

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

None. This error should not normally be seen by an ASM client. ASM will trap this error and retry the operation after doing instance recovery automatically. Otherwise, manually retry the operation.