How to fix the Oracle error ORA-29363: plan directive string, string is mandatory and cannot be modified or deleted?

In this post, you’ll learn more about the Oracle ErrorORA-29363: plan directive string, string is mandatory and cannot be modified or deleted with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-29363: plan directive string, string is mandatory and cannot be modified or deleted

Reason for the Error ORA-29363: plan directive string, string is mandatory and cannot be modified or deleted

An attempt was made to modify a mandatory plan directive.

How to fix the Error ORA-29363: plan directive string, string is mandatory and cannot be modified or deleted ?

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

Do not attempt to modify mandatory plan directives because they are required by the Resource Manager and cannot be modified.