How to fix the Oracle error ORA-01092: ORACLE instance terminated. Disconnection forced?

In this post, you’ll learn more about the Oracle ErrorORA-01092: ORACLE instance terminated. Disconnection forced with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-01092: ORACLE instance terminated. Disconnection forced

Reason for the Error ORA-01092: ORACLE instance terminated. Disconnection forced

The instance this process was connected to was terminated abnormally, probably via a shutdown abort. This process was forced to disconnect from the instance.

How to fix the Error ORA-01092: ORACLE instance terminated. Disconnection forced ?

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

Examine the alert log for more details. When the instance has been restarted, retry action.