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Database Discovery Fails With JAVA.LANG.NULLPOINTEREXCEPTION In 12c Cloud Control (Doc ID 1916595.1)

Last updated on MARCH 05, 2019

Applies to:

Enterprise Manager for Oracle Database - Version 12.1.0.3.0 and later
Information in this document applies to any platform.

Symptoms

Customer is using 12.1.0.3 OEM
When they are trying to discover the targets manually from console, it fails with Null pointer exception.  In the emoms.log we see

2014-06-25 16:08:27,784 [[ACTIVE] ExecuteThread: '35' for queue: 'weblogic.kernel.Default (self-tuning)'] ERROR progress.ProgressBackingBean logp.251 - Error while running Target Discovery with method:#{pageFlowScope.trainBean.doDiscovery} Exception:javax.el.ELException: java.lang.NullPointerException2014-06-25 16:08:27,801 [[ACTIVE] ExecuteThread: '35' for queue: 'weblogic.kernel.Default (self-tuning)'] WARN errPopup.ErrorPopupUtil logp.251 - java.lang.NullPointerExceptionjavax.el.ELException: javax.el.ELException: java.lang.NullPointerException
at com.sun.el.parser.AstValue.invoke(AstValue.java:191)

Cause

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In this Document
Symptoms
Cause
Solution
References


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