EM 12c: OTD Target Discovery in Enterprise Manager 12c Cloud Control Fails: Error: Finding.. Failed to find targets. Please check entered details Unable to connect to EM Agent (Doc ID 2200417.1)

Last updated on APRIL 10, 2017

Applies to:

Enterprise Manager for Fusion Middleware - Version 12.1.0.4.0 and later
Information in this document applies to any platform.

Symptoms

Oracle Traffic Director target discovery fails in Enterprise Manager (EM) 12.1.0.4 Cloud Control with the following error:

Error: Finding..
Failed to find targets. Please check entered details
Unable to connect to EM Agent

 

The following is revealed in a DEBUG level trace in the .../gc_inst/em/EMGC_OMS1/sysman/log/emoms.trc:

[1075::[ACTIVE] ExecuteThread: '7' for queue: 'weblogic.kernel.Default (self-tuning)'] WARN discovery.DiscoveryPageModel logp.251 - Failed Discovery
oracle.sysman.emSDK.emd.comm.CommException: Expected ';'.
at oracle.sysman.emSDK.emd.comm.EMDClient.discoverTargetsNow(EMDClient.java:1284)
at oracle.sysman.as.otd.ui.model.discovery.DiscoveryHelper.discoverAgentMonTargets(DiscoveryHelper.java:128)
at oracle.sysman.as.otd.ui.model.discovery.DiscoveryModel.discoverOTDTargets(DiscoveryModel.java:122)
at oracle.sysman.as.otd.ui.pagemodel.discovery.DiscoveryPageModel.doDiscovery(DiscoveryPageModel.java:192)
at oracle.sysman.as.otd.ui.pagemodel.discovery.DiscoveryPageModel.startDiscovery(DiscoveryPageModel.java:153)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
...

 

See the following reference for information on setting up DEBUG level tracing for the EM 12c OMS:

Enterprise Manager Cloud Control Administrator's Guide
12c Release 5
Chapter 23 Locating and Configuring Enterprise Manager Log Files
23.4 Locating and Configuring Oracle Management Service Log and Trace Files

 

 

Cause

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