How to fix the Oracle error CLSGN-00178: Resolution of name “string” failed.?

In this post, you’ll learn more about the Oracle ErrorCLSGN-00178: Resolution of name “string” failed. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

CLSGN-00178: Resolution of name “string” failed.

Reason for the Error CLSGN-00178: Resolution of name “string” failed.

GNS failed to retrieve the address of the specified name.

How to fix the Error CLSGN-00178: Resolution of name “string” failed. ?

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

Check to make sure that an address for the name has been registered with GNS. If it is configured, check to make sure that DNS has been properly configured.