Steps to reproduce:
 - create a regular Netbeans project
 - try to add new wsdl file to the project
Exception will be thrown:
java.lang.IllegalArgumentException: java.lang.NoSuchMethodException:
org.netbeans.modules.xml.validation.ValidateAction.<init>()
	at org.openide.util.SharedClassObject.findObject(SharedClassObject.java:488)
	at org.openide.util.actions.SystemAction.get(SystemAction.java:84)
	at
org.netbeans.modules.xml.wsdl.ui.netbeans.module.WSDLDataLoader.defaultActions(WSDLDataLoader.java:85)
	at org.openide.loaders.DataLoader.getSwingActions(DataLoader.java:190)
	at org.openide.loaders.DataNode.getActions(DataNode.java:353)
	at org.openide.loaders.DataNode.getPreferredAction(DataNode.java:389)
	at
org.netbeans.modules.project.ui.ProjectUtilities$3.run(ProjectUtilities.java:211)
	at org.openide.util.Mutex.doEvent(Mutex.java:1158)
	at org.openide.util.Mutex.writeAccess(Mutex.java:375)
	at
org.netbeans.modules.project.ui.ProjectUtilities.openAndSelectNewObject(ProjectUtilities.java:208)
	at org.netbeans.modules.project.ui.actions.NewFile.doPerform(NewFile.java:148)
	at org.netbeans.modules.project.ui.actions.NewFile.access$200(NewFile.java:58)
	at
org.netbeans.modules.project.ui.actions.NewFile$PopupListener.actionPerformed(NewFile.java:317)
	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1957)
	at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2278)
	at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:377)
	at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:232)
	at javax.swing.AbstractButton.doClick(AbstractButton.java:357)
	at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1137)
	at
javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1178)
	at java.awt.Component.processMouseEvent(Component.java:5955)
	at javax.swing.JComponent.processMouseEvent(JComponent.java:3285)
	at java.awt.Component.processEvent(Component.java:5720)
	at java.awt.Container.processEvent(Container.java:1960)
	at java.awt.Component.dispatchEventImpl(Component.java:4365)
	at java.awt.Container.dispatchEventImpl(Container.java:2018)
	at java.awt.Component.dispatchEvent(Component.java:4195)
	at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4222)
	at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3886)
	at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3816)
	at java.awt.Container.dispatchEventImpl(Container.java:2004)
	at java.awt.Window.dispatchEventImpl(Window.java:2210)
	at java.awt.Component.dispatchEvent(Component.java:4195)
[catch] at java.awt.EventQueue.dispatchEvent(EventQueue.java:599)
	at
java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:273)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:183)
	at
java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:173)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:168)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:160)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:121)
Caused by: java.lang.NoSuchMethodException:
org.netbeans.modules.xml.validation.ValidateAction.<init>()
	at java.lang.Class.getConstructor0(Class.java:2654)
	at java.lang.Class.getDeclaredConstructor(Class.java:1964)
	at
org.openide.util.SharedClassObject.createInstancePrivileged(SharedClassObject.java:599)
	at
org.openide.util.SharedClassObject$SetAccessibleAction.run(SharedClassObject.java:980)
	at java.security.AccessController.doPrivileged(Native Method)
	at org.openide.util.SharedClassObject.findObject(SharedClassObject.java:485)
	... 39 more