java.lang.IllegalStateException: Too many org.netbeans.modules.maven.dependencies.ExcludeDependencyPanel$$Lambda$56/1050699250 (3) in shared RequestProcessor; create your own
   at org.openide.util.RequestProcessor.post(RequestProcessor.java:420)
   at org.netbeans.modules.maven.dependencies.ExcludeDependencyPanel.<init>(ExcludeDependencyPanel.java:118)
   at org.netbeans.modules.maven.dependencies.ExcludeDependencyPanel.<init>(ExcludeDependencyPanel.java:183)
   at org.netbeans.modules.maven.spi.grammar.DialogFactory.showDependencyExcludeDialog(DialogFactory.java:89)
   at org.netbeans.modules.maven.codegen.ExclusionGenerator.doInvoke(ExclusionGenerator.java:106)
   at org.netbeans.modules.maven.codegen.AbstractGenerator.invoke(AbstractGenerator.java:87)
   at org.netbeans.modules.editor.codegen.GenerateCodePanel.invokeSelected(GenerateCodePanel.java:190)
   at org.netbeans.modules.editor.codegen.GenerateCodePanel.listKeyPressed(GenerateCodePanel.java:146)
   at org.netbeans.modules.editor.codegen.GenerateCodePanel.access$200(GenerateCodePanel.java:66)
   at org.netbeans.modules.editor.codegen.GenerateCodePanel$4.keyPressed(GenerateCodePanel.java:120)
   at java.awt.AWTEventMulticaster.keyPressed(AWTEventMulticaster.java:250)
   at java.awt.Component.processKeyEvent(Component.java:6491)
   at javax.swing.JComponent.processKeyEvent(JComponent.java:2832)
   at java.awt.Component.processEvent(Component.java:6310)
   at java.awt.Container.processEvent(Container.java:2236)
   at java.awt.Component.dispatchEventImpl(Component.java:4889)
   at java.awt.Container.dispatchEventImpl(Container.java:2294)
   at java.awt.Component.dispatchEvent(Component.java:4711)
   at java.awt.KeyboardFocusManager.redispatchEvent(KeyboardFocusManager.java:1954)
   at java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(DefaultKeyboardFocusManager.java:806)
   at java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(DefaultKeyboardFocusManager.java:1074)
   at java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(DefaultKeyboardFocusManager.java:945)
   at java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:771)
   at java.awt.Component.dispatchEventImpl(Component.java:4760)
   at java.awt.Container.dispatchEventImpl(Container.java:2294)
   at java.awt.Window.dispatchEventImpl(Window.java:2746)
   at java.awt.Component.dispatchEvent(Component.java:4711)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758)
   at java.awt.EventQueue.access$500(EventQueue.java:97)
   at java.awt.EventQueue$3.run(EventQueue.java:709)
   at java.awt.EventQueue$3.run(EventQueue.java:703)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
   at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86)
   at java.awt.EventQueue$4.run(EventQueue.java:731)
   at java.awt.EventQueue$4.run(EventQueue.java:729)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:728)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:159)
   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)