How to fix the Oracle error ORA-08231: smscre: unable to attach to SGA?

In this post, you’ll learn more about the Oracle ErrorORA-08231: smscre: unable to attach to SGA with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-08231: smscre: unable to attach to SGA

Reason for the Error ORA-08231: smscre: unable to attach to SGA

The process cannot attach to the SGA. This can happen if either the listener can’t attach, or the process cannot communicate with the listener.

How to fix the Error ORA-08231: smscre: unable to attach to SGA ?

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

Verify that the instance is up and running. Contact your customer support representative.