java.lang.NullPointerException at java.util.TreeMap.put(Unknown Source) at java.util.TreeSet.add(Unknown Source) at org.agileware.natural.common.JavaAnnotationMatcher.findProposals(JavaAnnotationMatcher.java:139) at org.agileware.natural.cucumber.ui.contentassist.CucumberProposalProvider.complete_StepDescription(CucumberProposalProvider.java:42) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.eclipse.xtext.util.PolymorphicDispatcher.invoke(PolymorphicDispatcher.java:296) at org.eclipse.xtext.ui.editor.contentassist.AbstractJavaBasedContentProposalProvider.invokeMethod(AbstractJavaBasedContentProposalProvider.java:300) at org.eclipse.xtext.ui.editor.contentassist.AbstractJavaBasedContentProposalProvider.completeRuleCall(AbstractJavaBasedContentProposalProvider.java:196) at org.agileware.natural.cucumber.ui.contentassist.AbstractCucumberProposalProvider.completeStep_Description(AbstractCucumberProposalProvider.java:72) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.eclipse.xtext.util.PolymorphicDispatcher.invoke(PolymorphicDispatcher.java:296) at org.eclipse.xtext.ui.editor.contentassist.AbstractJavaBasedContentProposalProvider.invokeMethod(AbstractJavaBasedContentProposalProvider.java:300) at org.eclipse.xtext.ui.editor.contentassist.AbstractJavaBasedContentProposalProvider.completeAssignment(AbstractJavaBasedContentProposalProvider.java:205) at org.eclipse.xtext.ui.editor.contentassist.AbstractContentProposalProvider$DefaultContentAssistProcessorSwitch.caseAssignment(AbstractContentProposalProvider.java:66) at org.eclipse.xtext.ui.editor.contentassist.AbstractContentProposalProvider$DefaultContentAssistProcessorSwitch.caseAssignment(AbstractContentProposalProvider.java:1) at org.eclipse.xtext.util.XtextSwitch.doSwitch(XtextSwitch.java:144) at org.eclipse.emf.ecore.util.Switch.doSwitch(Switch.java:53) at org.eclipse.emf.ecore.util.Switch.doSwitch(Switch.java:69) at org.eclipse.xtext.ui.editor.contentassist.AbstractContentProposalProvider$DefaultContentAssistProcessorSwitch.accept(AbstractContentProposalProvider.java:72) at org.eclipse.xtext.ui.editor.contentassist.AbstractContentProposalProvider.createProposals(AbstractContentProposalProvider.java:110) at org.eclipse.xtext.ui.editor.contentassist.AbstractJavaBasedContentProposalProvider.createProposals(AbstractJavaBasedContentProposalProvider.java:275) at org.eclipse.xtext.ui.editor.contentassist.CompletionProposalComputer.exec(CompletionProposalComputer.java:52) at org.eclipse.xtext.ui.editor.contentassist.CompletionProposalComputer.exec(CompletionProposalComputer.java:1) at org.eclipse.xtext.resource.OutdatedStateManager.exec(OutdatedStateManager.java:98) at org.eclipse.xtext.ui.editor.model.XtextDocument$XtextDocumentLocker.internalReadOnly(XtextDocument.java:520) at org.eclipse.xtext.ui.editor.model.XtextDocument$XtextDocumentLocker.priorityReadOnly(XtextDocument.java:485) at org.eclipse.xtext.ui.editor.model.XtextDocument.priorityReadOnly(XtextDocument.java:142) at org.eclipse.xtext.ui.editor.contentassist.XtextContentAssistProcessor.computeCompletionProposals(XtextContentAssistProcessor.java:69) at org.eclipse.jface.text.contentassist.ContentAssistant$3.run(ContentAssistant.java:1931) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.jface.text.contentassist.ContentAssistant.computeCompletionProposals(ContentAssistant.java:1928) at org.eclipse.jface.text.contentassist.CompletionProposalPopup.computeProposals(CompletionProposalPopup.java:565) at org.eclipse.jface.text.contentassist.CompletionProposalPopup.access$16(CompletionProposalPopup.java:560) at org.eclipse.jface.text.contentassist.CompletionProposalPopup$2.run(CompletionProposalPopup.java:494) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.jface.text.contentassist.CompletionProposalPopup.showProposals(CompletionProposalPopup.java:487) at org.eclipse.jface.text.contentassist.ContentAssistant.showPossibleCompletions(ContentAssistant.java:1747) at org.eclipse.jface.text.source.SourceViewer.doOperation(SourceViewer.java:939) at org.eclipse.jface.text.source.projection.ProjectionViewer.doOperation(ProjectionViewer.java:1461) at org.eclipse.ui.texteditor.ContentAssistAction$1.run(ContentAssistAction.java:84) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.texteditor.ContentAssistAction.run(ContentAssistAction.java:81) at org.eclipse.jface.action.Action.runWithEvent(Action.java:473) at org.eclipse.jface.commands.ActionHandler.execute(ActionHandler.java:118) at org.eclipse.ui.internal.handlers.E4HandlerProxy.execute(E4HandlerProxy.java:90) at sun.reflect.GeneratedMethodAccessor121.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55) at org.eclipse.e4.core.internal.di.InjectorImpl.invokeUsingClass(InjectorImpl.java:282) at org.eclipse.e4.core.internal.di.InjectorImpl.invoke(InjectorImpl.java:264) at org.eclipse.e4.core.contexts.ContextInjectionFactory.invoke(ContextInjectionFactory.java:132) at org.eclipse.e4.core.commands.internal.HandlerServiceHandler.execute(HandlerServiceHandler.java:152) at org.eclipse.core.commands.Command.executeWithChecks(Command.java:494) at org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(ParameterizedCommand.java:488) at org.eclipse.e4.core.commands.internal.HandlerServiceImpl.executeHandler(HandlerServiceImpl.java:210) at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.executeCommand(KeyBindingDispatcher.java:286) at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.press(KeyBindingDispatcher.java:507) at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.processKeyEvent(KeyBindingDispatcher.java:558) at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.filterKeySequenceBindings(KeyBindingDispatcher.java:378) at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.access$0(KeyBindingDispatcher.java:324) at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher$KeyDownFilter.handleEvent(KeyBindingDispatcher.java:86) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1270) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1078) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1103) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1088) at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1130) at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1126) at org.eclipse.swt.widgets.Widget.wmChar(Widget.java:1547) at org.eclipse.swt.widgets.Control.WM_CHAR(Control.java:4918) at org.eclipse.swt.widgets.Canvas.WM_CHAR(Canvas.java:364) at org.eclipse.swt.widgets.Control.windowProc(Control.java:4799) at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:359) at org.eclipse.swt.widgets.Display.windowProc(Display.java:5110) at org.eclipse.swt.internal.win32.OS.DispatchMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.DispatchMessage(OS.java:2552) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3822) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1121) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1022) at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:150) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:693) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:610) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:138) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196) 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:388) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610) at org.eclipse.equinox.launcher.Main.run(Main.java:1519) at org.eclipse.equinox.launcher.Main.main(Main.java:1492)