NullPointerException in CEF-X UI

[pchrszon-dlr]

!MESSAGE Could not execute consumer function on UI Snippet
!STACK 0
java.lang.NullPointerException
	at org.eclipse.emf.edit.command.AddCommand.create(AddCommand.java:93)
	at org.eclipse.emf.edit.command.AddCommand.create(AddCommand.java:66)
	at de.dlr.sc.virsat.model.extension.cefx.ui.command.ACreateAddEquipmentParametersCommand.create(ACreateAddEquipmentParametersCommand.java:35)
	at de.dlr.sc.virsat.model.extension.cefx.ui.snippet.AUiSnippetTableEquipmentParameters.createAddCommand(AUiSnippetTableEquipmentParameters.java:39)
	at de.dlr.sc.virsat.uiengine.ui.editor.snippets.AUiSnippetGenericCategoryAssignmentTable.isAddEnabled(AUiSnippetGenericCategoryAssignmentTable.java:523)
	at de.dlr.sc.virsat.uiengine.ui.editor.snippets.AUiSnippetGenericCategoryAssignmentTable.updateState(AUiSnippetGenericCategoryAssignmentTable.java:510)
	at de.dlr.sc.virsat.uiengine.ui.editor.GenericEditor.lambda$12(GenericEditor.java:619)
	at de.dlr.sc.virsat.uiengine.ui.editor.registry.GenericEditorRegistry.executeForOrderedAssignableSnippets(GenericEditorRegistry.java:236)
	at de.dlr.sc.virsat.uiengine.ui.editor.GenericEditor.updateEditorUiSnippetsState(GenericEditor.java:618)
	at de.dlr.sc.virsat.uiengine.ui.editor.GenericEditor.updateDataBinding(GenericEditor.java:608)
	at de.dlr.sc.virsat.uiengine.ui.editor.GenericEditor.updateDataBindingAndProblemIndication(GenericEditor.java:314)
	at de.dlr.sc.virsat.uiengine.ui.editor.GenericEditor.handleChangedResources(GenericEditor.java:305)
	at de.dlr.sc.virsat.uiengine.ui.editor.GenericEditor.lambda$4(GenericEditor.java:233)
	at org.eclipse.emf.transaction.impl.TransactionalEditingDomainImpl.runExclusive(TransactionalEditingDomainImpl.java:328)
	at de.dlr.sc.virsat.project.editingDomain.VirSatTransactionalEditingDomain.lambda$9(VirSatTransactionalEditingDomain.java:1104)
	at de.dlr.sc.virsat.project.editingDomain.VirSatTransactionalEditingDomain.lambda$8(VirSatTransactionalEditingDomain.java:1061)
	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2315)
	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2335)
	at de.dlr.sc.virsat.project.editingDomain.VirSatTransactionalEditingDomain.executeInWorkspace(VirSatTransactionalEditingDomain.java:1052)
	at de.dlr.sc.virsat.project.editingDomain.VirSatTransactionalEditingDomain.executeInWorkspace(VirSatTransactionalEditingDomain.java:1023)
	at de.dlr.sc.virsat.project.editingDomain.VirSatTransactionalEditingDomain.runExclusiveInWorkspace(VirSatTransactionalEditingDomain.java:1098)
	at de.dlr.sc.virsat.project.editingDomain.VirSatTransactionalEditingDomain.runExclusive(VirSatTransactionalEditingDomain.java:1079)
	at de.dlr.sc.virsat.uiengine.ui.editor.GenericEditor.lambda$3(GenericEditor.java:209)
	at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40)
	at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:185)
	at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4035)
	at org.eclipse.swt.widgets.Display.msgFilterProc(Display.java:3369)
	at org.eclipse.swt.internal.win32.OS.DefWindowProc(Native Method)
	at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:91)
	at org.eclipse.swt.widgets.Composite.WM_SYSCOMMAND(Composite.java:1802)
	at org.eclipse.swt.widgets.Control.windowProc(Control.java:4826)
	at org.eclipse.swt.widgets.Display.windowProc(Display.java:5015)
	at org.eclipse.swt.internal.win32.OS.DefWindowProc(Native Method)
	at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:91)
	at org.eclipse.swt.widgets.Control.windowProc(Control.java:4847)
	at org.eclipse.swt.widgets.Display.windowProc(Display.java:5023)
	at org.eclipse.swt.internal.win32.OS.DispatchMessage(Native Method)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3630)
	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)