java.lang.IllegalAccessError: tried to access method org.netbeans.api.progress.aggregate.AggregateProgressHandle.(Ljava/lang/String;[Lorg/netbeans/api/progress/aggregate/ProgressContributor;Lorg/openide/util/Cancellable;ZLorg/netbeans/api/progress/ProgressHandle;)V from class org.netbeans.api.progress.aggregate.AggregateProgressFactory at org.netbeans.api.progress.aggregate.AggregateProgressFactory.createHandle(AggregateProgressFactory.java:79) at org.netbeans.modules.maven.api.NbMavenProject$1.run(NbMavenProject.java:224) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1425) at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:59) at org.openide.util.lookup.Lookups.executeWith(Lookups.java:294) at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2038) Caused: org.openide.util.RequestProcessor$SlowItem: task failed due to: java.lang.IllegalAccessError: tried to access method org.netbeans.api.progress.aggregate.AggregateProgressHandle.(Ljava/lang/String;[Lorg/netbeans/api/progress/aggregate/ProgressContributor;Lorg/openide/util/Cancellable;ZLorg/netbeans/api/progress/ProgressHandle;)V from class org.netbeans.api.progress.aggregate.AggregateProgressFactory at org.openide.util.RequestProcessor$Task.schedule(RequestProcessor.java:1466) at org.netbeans.modules.maven.api.NbMavenProject.triggerDependencyDownload(NbMavenProject.java:399) at org.netbeans.modules.maven.classpath.CPExtender.addRemoveLibraries(CPExtender.java:288) at org.netbeans.modules.maven.classpath.CPExtender.addLibraries(CPExtender.java:262) at org.netbeans.spi.java.project.classpath.ProjectClassPathModifierImplementation$Accessor.addLibraries(ProjectClassPathModifierImplementation.java:426) at org.netbeans.modules.java.project.classpath.ClassPathModifierLookupMerger$Modifier$1.run(ClassPathModifierLookupMerger.java:123) at org.netbeans.modules.java.project.classpath.ClassPathModifierLookupMerger$Modifier.run(ClassPathModifierLookupMerger.java:102) at org.netbeans.modules.java.project.classpath.ClassPathModifierLookupMerger$Modifier.addLibraries(ClassPathModifierLookupMerger.java:121) at org.netbeans.spi.java.project.classpath.ProjectClassPathModifierImplementation$Accessor.addLibraries(ProjectClassPathModifierImplementation.java:426) at org.netbeans.api.java.project.classpath.ProjectClassPathModifier.addLibraries(ProjectClassPathModifier.java:97) at org.netbeans.modules.junit.DefaultPlugin$1LibrarySetModifier.run(DefaultPlugin.java:1621) at org.netbeans.modules.openide.util.DefaultMutexImplementation.writeAccess(DefaultMutexImplementation.java:277) at org.openide.util.Mutex.writeAccess(Mutex.java:310) at org.netbeans.modules.junit.DefaultPlugin.storeProjectSettingsJUnitVer(DefaultPlugin.java:1651) at org.netbeans.modules.junit.DefaultPlugin.createTestActionCalled(DefaultPlugin.java:1198) at org.netbeans.modules.junit.plugin.JUnitPlugin.access$000(JUnitPlugin.java:72) at org.netbeans.modules.junit.plugin.JUnitPlugin$1.createTestActionCalled(JUnitPlugin.java:78) at org.netbeans.modules.junit.api.JUnitTestUtil.createTestActionCalled(JUnitTestUtil.java:154) at org.netbeans.modules.junit.ui.JUnitTestCreatorProvider.createTests(JUnitTestCreatorProvider.java:177) at org.netbeans.modules.gsf.testrunner.ui.api.TestCreatorPanelDisplayer$1$1.run(TestCreatorPanelDisplayer.java:127) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311) at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:744) at java.awt.EventQueue.access$400(EventQueue.java:97) at java.awt.EventQueue$3.run(EventQueue.java:697) at java.awt.EventQueue$3.run(EventQueue.java:691) at java.security.AccessController.doPrivileged(AccessController.java:0) at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:75) at java.awt.EventQueue.dispatchEvent(EventQueue.java:714) 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)