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Incompatible Version of WebLogic Server Used With Oracle Utilities NMS Results in Runtime Configuration Error 503 Service Unavailable (Doc ID 1154274.1)

Last updated on APRIL 14, 2021

Applies to:

Oracle Network Management for Utilities - DMS - Version to [Release 1.9 to 2.3]
Oracle Utilities Network Management System - Version to [Release 1.9 to 2.3]
Information in this document applies to any platform.


When attempting to log in using the URL: http://<HOST>:<PORT>/nms, the browser shows the following error:

Error 503-- Service Unavailable

The server is currently unable to handle the request due to a temporary overloading or maintenance of the server. The implication is that this is a temporary condition which will be alleviated after some delay. If known, the length of the delay may be indicated in a Retry-After header. If no Retry-After is given, the client SHOULD handle the response as it would for a 500 response.

Note: The existence of the 503 status code does not imply that a server must use it when becoming overloaded. Some servers may wish to simply refuse the connection.




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