java.lang.ClassNotFoundException: javax.activation.DataContentHandlerFactory at jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:366) at jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:185) at java.lang.ClassLoader.loadClass(ClassLoader.java:419) Caused: java.lang.ClassNotFoundException: javax.activation.DataContentHandlerFactory starting from ModuleCL@76655042[org.openide.awt] with possible defining loaders [ModuleCL@49eeec90[org.netbeans.modules.xml.jaxb.api]] and declared parents [org.netbeans.MainImpl$BootClassLoader@76707e36, ModuleCL@77b1bd5e[org.netbeans.api.annotations.common]] at org.netbeans.ProxyClassLoader.loadClass(ProxyClassLoader.java:224) at java.lang.ClassLoader.loadClass(ClassLoader.java:419) Caused: java.lang.NoClassDefFoundError: javax/activation/DataContentHandlerFactory at org.openide.awt.QuickSearch.setUpSearch(QuickSearch.java:369) at org.openide.awt.QuickSearch.(QuickSearch.java:107) at org.openide.awt.QuickSearch.attach(QuickSearch.java:197) at org.openide.awt.QuickSearch.attach(QuickSearch.java:125) at org.openide.explorer.view.TreeView$ExplorerTree.setupSearch(TreeView.java:1936) at org.openide.explorer.view.TreeView$ExplorerTree.(TreeView.java:1753) at org.openide.explorer.view.TreeView.initializeTree(TreeView.java:299) at org.openide.explorer.view.TreeView.(TreeView.java:238) at org.openide.explorer.view.TreeView.(TreeView.java:228) at org.openide.explorer.view.BeanTreeView.(BeanTreeView.java:98) at org.netbeans.modules.project.ui.ProjectTab$ProjectTreeView.(ProjectTab.java:729) at org.netbeans.modules.project.ui.ProjectTab$ProjectTreeView.(ProjectTab.java:729) at org.netbeans.modules.project.ui.ProjectTab.(ProjectTab.java:200) at org.netbeans.modules.project.ui.ProjectTab.(ProjectTab.java:182) at org.netbeans.modules.project.ui.ProjectTab.getDefault(ProjectTab.java:332) at org.netbeans.modules.project.ui.ProjectTab.findDefault(ProjectTab.java:318) at org.netbeans.modules.project.ui.ProjectTabAction.actionPerformed(ProjectTabAction.java:92) at org.openide.awt.AlwaysEnabledAction$1.run(AlwaysEnabledAction.java:199) at org.openide.util.actions.ActionInvoker$1.run(ActionInvoker.java:95) at org.openide.util.actions.ActionInvoker.doPerformAction(ActionInvoker.java:116) at org.openide.util.actions.ActionInvoker.invokeAction(ActionInvoker.java:99) at org.openide.awt.AlwaysEnabledAction.actionPerformed(AlwaysEnabledAction.java:202) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1967) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2308) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:404) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:261) at javax.swing.AbstractButton.doClick(AbstractButton.java:369) at javax.swing.AbstractButton.doClick(AbstractButton.java:349) at javax.swing.plaf.basic.BasicMenuItemUI$Actions.actionPerformed(BasicMenuItemUI.java:926) at javax.swing.SwingUtilities.notifyAction(SwingUtilities.java:1800) at javax.swing.JComponent.processKeyBinding(JComponent.java:2880) at javax.swing.JMenuBar.processBindingForKeyStrokeRecursive(JMenuBar.java:692) at javax.swing.JMenuBar.processBindingForKeyStrokeRecursive(JMenuBar.java:699) at javax.swing.JMenuBar.processBindingForKeyStrokeRecursive(JMenuBar.java:699) at javax.swing.JMenuBar.processKeyBinding(JMenuBar.java:670) at javax.swing.KeyboardManager.fireBinding(KeyboardManager.java:309) at javax.swing.KeyboardManager.fireKeyboardAction(KeyboardManager.java:295) at javax.swing.JComponent.processKeyBindingsForAllComponents(JComponent.java:2972) at javax.swing.JComponent.processKeyBindings(JComponent.java:2964) at javax.swing.JComponent.processKeyEvent(JComponent.java:2843) at java.awt.Component.processEvent(Component.java:6378) at java.awt.Container.processEvent(Container.java:2258) at java.awt.Component.dispatchEventImpl(Component.java:4985) at java.awt.Container.dispatchEventImpl(Container.java:2316) at java.awt.Component.dispatchEvent(Component.java:4817) at java.awt.KeyboardFocusManager.redispatchEvent(KeyboardFocusManager.java:1947) at java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(DefaultKeyboardFocusManager.java:803) at java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(DefaultKeyboardFocusManager.java:1072) at java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(DefaultKeyboardFocusManager.java:942) at java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:768) at java.awt.Component.dispatchEventImpl(Component.java:4866) at java.awt.Container.dispatchEventImpl(Container.java:2316) at java.awt.Window.dispatchEventImpl(Window.java:2754) at java.awt.Component.dispatchEvent(Component.java:4817) at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:761) at java.awt.EventQueue.access$500(EventQueue.java:97) at java.awt.EventQueue$3.run(EventQueue.java:712) at java.awt.EventQueue$3.run(EventQueue.java:706) at java.security.AccessController.doPrivileged(AccessController.java:0) at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:77) at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:87) at java.awt.EventQueue$4.run(EventQueue.java:734) at java.awt.EventQueue$4.run(EventQueue.java:732) at java.security.AccessController.doPrivileged(AccessController.java:0) at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:77) at java.awt.EventQueue.dispatchEvent(EventQueue.java:731) at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:159) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:199) 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)