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Duplicating does not work, at least not within a group. ------------------- Unhandled event loop exception null argument:For a correct operation createuniqueName expects that the model element is already added in its containing model! org.eclipse.core.runtime.AssertionFailedException: null argument:For a correct operation createuniqueName expects that the model element is already added in its containing model! at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:88) at org.eclipse.fordiac.ide.model.NameRepository.createUniqueName(NameRepository.java:116) at org.eclipse.fordiac.ide.application.commands.PasteCommand.copyFBs(PasteCommand.java:180) at org.eclipse.fordiac.ide.application.commands.PasteCommand.execute(PasteCommand.java:108) at org.eclipse.gef.commands.CommandStack.execute(CommandStack.java:228) at org.eclipse.gef.tools.AbstractTool.executeCommand(AbstractTool.java:425) at org.eclipse.gef.tools.AbstractTool.executeCurrentCommand(AbstractTool.java:438) at org.eclipse.gef.tools.DragEditPartsTracker.performDrag(DragEditPartsTracker.java:538) at org.eclipse.gef.tools.DragEditPartsTracker.handleButtonUp(DragEditPartsTracker.java:393) at org.eclipse.gef.tools.AbstractTool.mouseUp(AbstractTool.java:1200) at org.eclipse.gef.tools.SelectionTool.mouseUp(SelectionTool.java:574) at org.eclipse.fordiac.ide.application.tools.FBNetworkPanningSelectionTool.mouseUp(FBNetworkPanningSelectionTool.java:118) at org.eclipse.gef.EditDomain.mouseUp(EditDomain.java:301) at org.eclipse.gef.ui.parts.DomainEventDispatcher.dispatchMouseReleased(DomainEventDispatcher.java:380) at org.eclipse.draw2d.LightweightSystem$EventHandler.mouseUp(LightweightSystem.java:548) at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:224) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4243) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1063) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4060) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3632) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1155) 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:136) 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:566) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596) at org.eclipse.equinox.launcher.Main.run(Main.java:1467) at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
Because the command crashes, the application has an undefined state afterwards and the created blocks also cannot be deleted. The name is not correctly updated.
