EM 12cR4 - Apache Tomcat -JMX Metric Collection Errors: java.lang.SecurityException: Authentication failed (Doc ID 1987312.1)

Last updated on DECEMBER 16, 2015

Applies to:

Enterprise Manager for Miscellaneous Plug-ins - Version 12.1.0.4.0 to 12.1.0.6.0 [Release 12.1]
Information in this document applies to any platform.

Symptoms

Newly Added Tomcat target is UP, but the JMX metric errors

The error says:

cannot communicate with Target: java.lang.SecurityException: Authentication failed! Username or password is null: oracle.sysman.emSDK.agent.fetchlet.exception.FetchletException: cannot communicate with Target: java.lang.SecurityException: Authentication failed

Cause

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