How to fix the Oracle error ORA-06256: NETNTT: remote fork failed?

In this post, you’ll learn more about the Oracle ErrorORA-06256: NETNTT: remote fork failed with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-06256: NETNTT: remote fork failed

Reason for the Error ORA-06256: NETNTT: remote fork failed

The Oracle listener process on the cube could not fork off a shadow process.

How to fix the Error ORA-06256: NETNTT: remote fork failed ?

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

The instance you are trying to connect to probably doesn’t have enough memory to run another shadow process. Ask someone else to log off, or connect to a different instance.