[BUG] crash for java component menu

[anasoid]

Describe the bug
Crash in Error log when open jmeter in gui with jmc plugins

2022-09-02 09:42:47,941 WARN o.a.j.g.u.MenuFactory: Could not instantiate class: org.anasoid.jmc.plugins.component.java.assertions.JavaAssertionGui
java.lang.reflect.InvocationTargetException: null
at jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:?]
at jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[?:?]
at jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[?:?]
at java.lang.reflect.Constructor.newInstance(Constructor.java:490) ~[?:?]
at org.apache.jmeter.gui.util.MenuFactory.getGUIComponent(MenuFactory.java:207) ~[ApacheJMeter_core.jar:5.4.1]
at org.apache.jmeter.gui.util.MenuFactory.initializeMenus(MenuFactory.java:151) ~[ApacheJMeter_core.jar:5.4.1]
at org.apache.jmeter.gui.util.MenuFactory.(MenuFactory.java:107) ~[ApacheJMeter_core.jar:5.4.1]
at org.apache.jmeter.control.gui.TestPlanGui.createPopupMenu(TestPlanGui.java:94) ~[ApacheJMeter_core.jar:5.4.1]
at org.apache.jmeter.gui.tree.JMeterTreeNode.createPopupMenu(JMeterTreeNode.java:184) ~[ApacheJMeter_core.jar:5.4.1]
at org.apache.jmeter.gui.action.EditCommand.doAction(EditCommand.java:46) ~[ApacheJMeter_core.jar:5.4.1]
at org.apache.jmeter.gui.action.ActionRouter.performAction(ActionRouter.java:87) ~[ApacheJMeter_core.jar:5.4.1]
at org.apache.jmeter.gui.action.ActionRouter.lambda$actionPerformed$0(ActionRouter.java:69) ~[ApacheJMeter_core.jar:5.4.1]
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:313) ~[?:?]
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:770) ~[?:?]
at java.awt.EventQueue$4.run(EventQueue.java:721) ~[?:?]
at java.awt.EventQueue$4.run(EventQueue.java:715) ~[?:?]
at java.security.AccessController.doPrivileged(Native Method) ~[?:?]
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85) ~[?:?]
at java.awt.EventQueue.dispatchEvent(EventQueue.java:740) ~[?:?]
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:203) ~[?:?]
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124) ~[?:?]
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:117) ~[?:?]
at java.awt.WaitDispatchSupport$2.run(WaitDispatchSupport.java:190) ~[?:?]
at java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:235) ~[?:?]
at java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:233) ~[?:?]
at java.security.AccessController.doPrivileged(Native Method) ~[?:?]
at java.awt.WaitDispatchSupport.enter(WaitDispatchSupport.java:233) ~[?:?]
at java.awt.Dialog.show(Dialog.java:1070) ~[?:?]
at java.awt.Component.show(Component.java:1716) ~[?:?]
at java.awt.Component.setVisible(Component.java:1663) ~[?:?]
at java.awt.Window.setVisible(Window.java:1031) ~[?:?]
at java.awt.Dialog.setVisible(Dialog.java:1005) ~[?:?]
at org.apache.jmeter.SplashScreen.lambda$showScreen$0(SplashScreen.java:95) ~[ApacheJMeter_core.jar:5.4.1]
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:313) [?:?]
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:770) [?:?]
at java.awt.EventQueue$4.run(EventQueue.java:721) [?:?]
at java.awt.EventQueue$4.run(EventQueue.java:715) [?:?]
at java.security.AccessController.doPrivileged(Native Method) ~[?:?]
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85) [?:?]
at java.awt.EventQueue.dispatchEvent(EventQueue.java:740) [?:?]
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:203) [?:?]
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124) [?:?]
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:113) [?:?]
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:109) [?:?]
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101) [?:?]
at java.awt.EventDispatchThread.run(EventDispatchThread.java:90) [?:?]
Caused by: java.lang.IllegalStateException: No executor Found for : interface org.anasoid.jmc.plugins.component.java.assertions.JavaAssertionExecutor
at org.anasoid.jmc.plugins.component.java.AbstractJavaTestElementGui.createClassnamePanel(AbstractJavaTestElementGui.java:163) ~[jmc-plugin-v0.6.5.jar:?]
at org.anasoid.jmc.plugins.component.java.AbstractJavaTestElementGui.initialize(AbstractJavaTestElementGui.java:121) ~[jmc-plugin-v0.6.5.jar:?]
at org.anasoid.jmc.plugins.component.java.AbstractJavaTestElementGui.(AbstractJavaTestElementGui.java:95) ~[jmc-plugin-v0.6.5.jar:?]
at org.anasoid.jmc.plugins.component.java.assertions.JavaAssertionGui.(JavaAssertionGui.java:28) ~[jmc-plugin-v0.6.5.jar:?]
... 46 more