How to fix the Oracle error ORA-12801: error signaled in parallel query server string?

In this post, you’ll learn more about the Oracle ErrorORA-12801: error signaled in parallel query server string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-12801: error signaled in parallel query server string

Reason for the Error ORA-12801: error signaled in parallel query server string

A parallel query server reached an exception condition.

How to fix the Error ORA-12801: error signaled in parallel query server string ?

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

Check the following error message for the cause, and consult your error manual for the appropriate action.