How to fix the Oracle error CLSGN-00197: string Self-check failed due to failure in name resolution.?

In this post, you’ll learn more about the Oracle ErrorCLSGN-00197: string Self-check failed due to failure in name resolution. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

CLSGN-00197: string Self-check failed due to failure in name resolution.

Reason for the Error CLSGN-00197: string Self-check failed due to failure in name resolution.

The self-check failed because it was not possible to resolve the self-check name into the address used for reference.

How to fix the Error CLSGN-00197: string Self-check failed due to failure in name resolution. ?

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

Examine the errors that follow the message for further information as to the cause.