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12.2 E-Business Suite Applications Framework User Login Page Fails With Error 'You have encountered an unexpected error. Please contact your System Administrator for assistance' (Doc ID 2443628.1)

Last updated on SEPTEMBER 26, 2018

Applies to:

Oracle Applications Framework - Version 12.2.6 and later
Information in this document applies to any platform.


E-Business Suite 12.2 Applications Framework, OA Framework related issues








After system maintenance (patching, migration, etc) when the applications tier is restarted, users report the following intermittent login errors:

      "You have encountered and unexpected error. Please contact your System Administrator for assistance.

java.lang.NullPointerException at EDU.oswego.cs.dl.util.concurrent.ConcurrentHashMap.put( oracle.fnd.util.CHMWrapper.put( oracle.fnd.util.AppsConcurrentHashMap.put( oracle.apps.fnd.framework.webui.JRAD2AKMapper.getRootMElement("


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