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    This is probably due to missing dependencies in your plugin class, compare the contents of the lib folder on all machines and make sure all necessary files are there.

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via Stack Overflow by tramstheman
, 1 year ago
Uncaught exception: java.lang.NoClassDefFoundError: Could not initialize class org.apache.jmeter.gui.util.MenuFactory
via Stack Overflow by Srinivas Reddy Reddem
, 1 year ago
Uncaught exception: java.lang.NoClassDefFoundError: Could not initialize class org.apache.jmeter.gui.util.MenuFactory
jmeter.JMeter: Uncaught exception:  java.lang.NoClassDefFoundError: Could not initialize class org.apache.jmeter.gui.util.MenuFactory	at org.apache.jmeter.control.gui.TestPlanGui.createPopupMenu(TestPlanGui.java:93)	at org.apache.jmeter.gui.tree.JMeterTreeNode.createPopupMenu(JMeterTreeNode.java:156)	at org.apache.jmeter.gui.action.EditCommand.doAction(EditCommand.java:47)	at org.apache.jmeter.gui.action.ActionRouter.performAction(ActionRouter.java:80)	at org.apache.jmeter.gui.action.ActionRouter.access$000(ActionRouter.java:40)	at org.apache.jmeter.gui.action.ActionRouter$1.run(ActionRouter.java:62)	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:756)	at java.awt.EventQueue.access$500(EventQueue.java:97)	at java.awt.EventQueue$3.run(EventQueue.java:709)	at java.awt.EventQueue$3.run(EventQueue.java:703)	at java.security.AccessController.doPrivileged(Native Method)	at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)	at java.awt.EventQueue.dispatchEvent(EventQueue.java:726)	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)	at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)