How to fix the Oracle error NNO-00051: domain count number exceeds maximum of number, first number will be loaded?

In this post, you’ll learn more about the Oracle ErrorNNO-00051: domain count number exceeds maximum of number, first number will be loaded with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

NNO-00051: domain count number exceeds maximum of number, first number will be loaded

Reason for the Error NNO-00051: domain count number exceeds maximum of number, first number will be loaded

Cause: The server’s configuration contains more domains than the server can support.

How to fix the Error NNO-00051: domain count number exceeds maximum of number, first number will be loaded ?

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

Action: An internal error not normally visible to the user. Contact Worldwide Customer Support.