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Connecting to EM Fails With Error "503 Service Unavailable" (Doc ID 1174084.1)

Last updated on FEBRUARY 24, 2021

Applies to:

Enterprise Manager for Fusion Middleware - Version 11.1.1.2.0 to 11.1.1.9.0
Information in this document applies to any platform.
Checked currency on 21-May-2012.

Symptoms

When attempting to connect to EM  using "http://<HOST>:7001/em" for IDM 11.1.1.2, it fails with 503--Service Unavailable error as follows:


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.


NOTES:
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BUSINESS IMPACT
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Due to this issue, users are unable to access EM to do any configuration changes.

Cause

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In this Document
Symptoms
Cause
Solution
References


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