How to fix the Oracle error TNS-00108: TNS_ADMIN not defined?

In this post, you’ll learn more about the Oracle ErrorTNS-00108: TNS_ADMIN not defined with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

TNS-00108: TNS_ADMIN not defined

Reason for the Error TNS-00108: TNS_ADMIN not defined

Cause: TNS_ADMIN pointer is not set.

How to fix the Error TNS-00108: TNS_ADMIN not defined ?

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

Action: Set the TNS_ADMIN pointer before running application

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