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2021-03 On the welcome page clicking Start New papyrus Project does nothing. Why no JUnit test to confirm that the most basic UX is functional? Error log shows: java.lang.NullPointerException at org.eclipse.papyrus.uml.diagram.wizards.action.NewProjectAction.run(NewProjectAction.java:49) at org.eclipse.ui.internal.intro.impl.model.url.IntroURL.runAction(IntroURL.java:277) at org.eclipse.ui.internal.intro.impl.model.url.IntroURL.doExecute(IntroURL.java:188) at org.eclipse.ui.internal.intro.impl.model.url.IntroURL.lambda$0(IntroURL.java:143) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:74) at org.eclipse.ui.internal.intro.impl.model.url.IntroURL.execute(IntroURL.java:143) at org.eclipse.ui.internal.intro.impl.presentations.BrowserIntroPartLocationListener.changing(BrowserIntroPartLocationListener.java:130) at org.eclipse.swt.browser.IE.lambda$6(IE.java:525) at org.eclipse.swt.ole.win32.OleEventTable.sendEvent(OleEventTable.java:58) at org.eclipse.swt.ole.win32.OleEventSink.notifyListener(OleEventSink.java:160) at org.eclipse.swt.ole.win32.OleEventSink.Invoke(OleEventSink.java:128) at org.eclipse.swt.ole.win32.OleEventSink.access$1(OleEventSink.java:105) at org.eclipse.swt.ole.win32.OleEventSink$1.method6(OleEventSink.java:79) at org.eclipse.swt.internal.ole.win32.COMObject.callback6(COMObject.java:120) at org.eclipse.swt.internal.win32.OS.DispatchMessage(Native Method) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3624) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1157) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1046) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155) at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:644) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:551) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:156) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:152) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:567) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:653) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:590) at org.eclipse.equinox.launcher.Main.run(Main.java:1461) at org.eclipse.equinox.launcher.Main.main(Main.java:1434)