How to fix the Oracle error TNS-01192: Missing SID_LIST_ value left of equation for SID description in LISTENER.ORA?

In this post, you’ll learn more about the Oracle ErrorTNS-01192: Missing SID_LIST_ value left of equation for SID description in LISTENER.ORA with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

TNS-01192: Missing SID_LIST_ value left of equation for SID description in LISTENER.ORA

Reason for the Error TNS-01192: Missing SID_LIST_ value left of equation for SID description in LISTENER.ORA

Cause: SID description in LISTENER.ORA had an error in it.

How to fix the Error TNS-01192: Missing SID_LIST_ value left of equation for SID description in LISTENER.ORA ?

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

Action: Make sure the lines of code in LISTENER.ORA containing SID_DESC or SID begin with SID_LIST_ on the left side of the equation. For example, SID_LIST_LISTENER =(SID_LIST=(SID_DESC=(SID_NAME=)(ORACLE_HOME=)))