How to fix the Oracle error ORA-03142: Session ID: number Serial number: number?

In this post, you’ll learn more about the Oracle ErrorORA-03142: Session ID: number Serial number: number with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-03142: Session ID: number Serial number: number

Reason for the Error ORA-03142: Session ID: number Serial number: number

Connection was lost for the specified session and serial number. This is either due to session being killed or network problems.

How to fix the Error ORA-03142: Session ID: number Serial number: number ?

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

Reconnect and if error persists, contact Oracle Support Services.