EM 11g: Weblogic Targets Begin Showing Down Status in Enterprise Manager 11.1.0.1 Grid Control (Doc ID 2070444.1)

Last updated on NOVEMBER 02, 2015

Applies to:

Enterprise Manager for Fusion Middleware - Version 11.1.0.1 and later
Information in this document applies to any platform.

Symptoms

EM 11g Grid Control begins reporting monitored WebLogic Server (WLS) domain members with a Down status, although these WLS instances are operating.

The <Agent Home>/sysman/log/emagent.trc file shows this, repeating:

2015-10-12 22:46:08,271 Thread-17140 ERROR fetchlets: oracle.sysman.emSDK.emd.fetchlet.FetchletException: oracle.sysman.emSDK.emd.fetchlet.FetchletException: java.io.IOException: Unhandled exception in lookup
2015-10-12 22:46:08,396 Thread-17140 ERROR engine: [oracle_repserv,/domain_domain/asinst_1/RptSvr_domain_asinst,Response] : nmeegd_GetMetricData failed : oracle.sysman.emSDK.emd.fetchlet.FetchletException: oracle.sysman.emSDK.emd.fetchlet.FetchletException: java.io.IOException: Unhandled exception in lookup
2015-10-12 22:46:08,396 Thread-17140 WARN  collector: <nmecmc.c> Error exit. Error message: oracle.sysman.emSDK.emd.fetchlet.FetchletException: oracle.sysman.emSDK.emd.fetchlet.FetchletException: java.io.IOException: Unhandled exception in lookup

  

also, from <Agent Home>/sysman/log/emagentfetchlet.trc:

2015-10-12 22:46:08,271 [nmefmgr_getJNIFetchlet] WARN  emd.fetchlets getMetric.393 - oracle.sysman.emSDK.emd.fetchlet.FetchletException: java.io.IOException: Unhandled exception in lookup
oracle.sysman.emSDK.emd.fetchlet.FetchletException: java.io.IOException: Unhandled exception in lookup
at oracle.sysman.emd.fetchlets.JMX.generic.JMXFetchlet.getMetric(JMXFetchlet.java:199)
at sun.reflect.GeneratedMethodAccessor1.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at oracle.sysman.emd.fetchlets.JMX.JMXFetchletWrapperBase.getMetric(JMXFetchletWrapperBase.java:99)
at oracle.sysman.emd.fetchlets.FetchletWrapper.getMetric(FetchletWrapper.java:382)
2015-10-12 22:46:09,285 [nmefmgr_getJNIFetchlet] WARN  JMX.generic logp.251 - IOException: cannot communicate to Target with serviceURL=service:jmx:t3://hostname:9001/jndi/weblogic.management.mbeanservers.runtime for metric j2ee_application:Response_internal:: Unhandled exception in lookup Cause: javax.naming.NamingException: Unhandled exception in lookup [Root exception is org.omg.CORBA.NO_PERMISSION:   vmcid: 0x0  minor code: 0  completed: No]

  
..

 

Cause

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