The reasons for this error are manysome!
Is it related to the WebLogicServer targets? Try this
Is it related to a listener?
Under the Errors sub-tab, the error message reads “Target is in broken state. Reason - Compute dynamic property takes too long”?
From:
Oracle® Enterprise Manager
System Monitoring Plug-in Troubleshooting Guide
Release 12 (12.0)
E10314-11
November 2010
Cause
This behavior occurs when target, agent, or both and/or target system
become slow or heavily loaded and computation of dynamic properties take
longer than the default timeout value.
Workaround
Execute the following command:
emctl reload agent dynamicproperties <target name>><target type>
OR
You can alternatively resubmit the target instance properties:
- Click on the Monitoring Configuration link (under the Related Links section on the plug-in target home page).
- Re-enter the encrypted properties.
- Click OK.Try re-confirming the listener configuration page (without making any changes):
OR
<code>
Targets : All Targets
Search for “Listener”
Click the radio button next to the listener that's not up and click the “Configure” button.
Check the details are ok and click “OK”