How to fix the Oracle error ORA-07468: spwat: mset error, unable to set semaphore.?

In this post, you’ll learn more about the Oracle ErrorORA-07468: spwat: mset error, unable to set semaphore. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-07468: spwat: mset error, unable to set semaphore.

Reason for the Error ORA-07468: spwat: mset error, unable to set semaphore.

The mset routine returned an error. Semaphore may not exist.

How to fix the Error ORA-07468: spwat: mset error, unable to set semaphore. ?

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

Check result code in sercerrno. Semaphore number returned in sercose[0].