How to fix the Oracle error TNS-12209: TNS:encountered uninitialized global?

In this post, you’ll learn more about the Oracle ErrorTNS-12209: TNS:encountered uninitialized global with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

TNS-12209: TNS:encountered uninitialized global

Reason for the Error TNS-12209: TNS:encountered uninitialized global

Cause: Application calling navigation routine has not properly configured the global variables. There are no TNSNAV.ORA files available, or they are defective.

How to fix the Error TNS-12209: TNS:encountered uninitialized global ?

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

Action: Not normally visible to the user. For further details, turn on tracing and reexecute the operation. If error persists, contact Worldwide Customer Support.