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Enterprise Manager Fusion Middleware Control 11g (fmwc) - Troubleshooting OHS "Failed to invoke operation load on MBean" Error (Doc ID 1572069.1)

Last updated on AUGUST 25, 2023

Applies to:

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


Provide troubleshooting steps to isolate issue and determine root cause.

'Failed to invoke operation load on MBean' is a generic error signaling issue with invoking the "load" operation on a MBean.  There are many root causes for this error,  this note provide guidance to examine logfiles and invoke load operation on the same MBean using different tools that are not part of Fusion Middleware Control(fmwc).  Result from logfiles and these tools will help to isolate issue to specific component and determining the root cause.

In this note the error from logfiles is "Failed to find space in Container directive ..." but the troubleshooting steps will apply for other errors as well.
In this article as well as most of the OHS 'Failed to invoke operation load on MBean' errors the MBean name is:,name=ohs1,instance=[instanceName],Location=AdminServer

Overview of troubleshooting steps:


Troubleshooting Steps

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In this Document
Troubleshooting Steps
 Identify the error
 Examine WLS logfiles
 Examine OHS logfiles 
 Alternate test methods
 Alternate test method - System MBean Browser
 Alternate test method - jconsole
 Alternate testing method - wlst
 Alternate testing method - OHS admin port
 Determining the root cause
 Logfile collection

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