How to fix the Oracle error ORA-27127: unable to unlock shared memory segment?

In this post, you’ll learn more about the Oracle ErrorORA-27127: unable to unlock shared memory segment with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-27127: unable to unlock shared memory segment

Reason for the Error ORA-27127: unable to unlock shared memory segment

insufficient privileges to unlock shared memory segment

How to fix the Error ORA-27127: unable to unlock shared memory segment ?

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

make sure process is running with necessary privileges.