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java.lang.NullPointerException: 	at org.eclipse.core.internal.runtime.Activator.getURLConverter(Activator.java:313)	at org.eclipse.core.runtime.FileLocator.resolve(FileLocator.java:227)	at com.appcelerator.titanium.mobile.ContentAssistMetadataUtils.getProjectMetadataBuildPath(ContentAssistMetadataUtils.java:148)	at com.appcelerator.titanium.mobile.ContentAssistMetadataUtils.importContentAssistMetadata(ContentAssistMetadataUtils.java:202)	at com.appcelerator.titanium.ui.ide.tiappEditor.TiAppEditor.doSave(TiAppEditor.java:200)	at org.eclipse.ui.internal.SaveableHelper$2.run(SaveableHelper.java:151)	at org.eclipse.ui.internal.SaveableHelper$5.run(SaveableHelper.java:277)	at org.eclipse.jface.operation.ModalContext.runInCurrentThread(ModalContext.java:464)	at org.eclipse.jface.operation.ModalContext.run(ModalContext.java:372)	at org.eclipse.jface.window.ApplicationWindow$1.run(ApplicationWindow.java:759)	at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)	at org.eclipse.jface.window.ApplicationWindow.run(ApplicationWindow.java:756)	at org.eclipse.ui.internal.WorkbenchWindow.run(WorkbenchWindow.java:2606)	at org.eclipse.ui.internal.SaveableHelper.runProgressMonitorOperation(SaveableHelper.java:285)	at org.eclipse.ui.internal.SaveableHelper.runProgressMonitorOperation(SaveableHelper.java:264)	at org.eclipse.ui.internal.SaveableHelper.savePart(SaveableHelper.java:156)	at org.eclipse.ui.internal.EditorManager.savePart(EditorManager.java:1369)	at org.eclipse.ui.internal.WorkbenchPage.savePart(WorkbenchPage.java:3334)	at org.eclipse.ui.internal.WorkbenchPage.saveEditor(WorkbenchPage.java:3347)	at org.eclipse.ui.internal.SaveAction.run(SaveAction.java:76)	at org.eclipse.jface.action.Action.runWithEvent(Action.java:498)	at org.eclipse.jface.commands.ActionHandler.execute(ActionHandler.java:119)	at org.eclipse.core.commands.Command.executeWithChecks(Command.java:476)	at org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(ParameterizedCommand.java:508)	at org.eclipse.ui.internal.handlers.HandlerService.executeCommand(HandlerService.java:169)	at org.eclipse.ui.internal.keys.WorkbenchKeyboard.executeCommand(WorkbenchKeyboard.java:468)	at org.eclipse.ui.internal.keys.WorkbenchKeyboard.press(WorkbenchKeyboard.java:786)	at org.eclipse.ui.internal.keys.WorkbenchKeyboard.processKeyEvent(WorkbenchKeyboard.java:885)	at org.eclipse.ui.internal.keys.WorkbenchKeyboard.filterKeySequenceBindings(WorkbenchKeyboard.java:567)	at org.eclipse.ui.internal.keys.WorkbenchKeyboard.access$3(WorkbenchKeyboard.java:508)	at org.eclipse.ui.internal.keys.WorkbenchKeyboard$KeyDownFilter.handleEvent(WorkbenchKeyboard.java:123)	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)	at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1034)	at org.eclipse.swt.widgets.Display.sendEvent(Display.java:3782)	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1375)	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1398)	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1383)	at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1412)	at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1408)	at org.eclipse.swt.widgets.Text.sendKeyEvent(Text.java:1433)	at org.eclipse.swt.widgets.Control.doCommandBySelector(Control.java:958)	at org.eclipse.swt.widgets.Display.windowProc(Display.java:5075)	at org.eclipse.swt.internal.cocoa.OS.objc_msgSendSuper(Native Method)	at org.eclipse.swt.widgets.Widget.callSuper(Widget.java:220)	at org.eclipse.swt.widgets.Widget.superKeyDown(Widget.java:1824)	at org.eclipse.swt.widgets.Widget.keyDown(Widget.java:1013)	at org.eclipse.swt.widgets.Control.keyDown(Control.java:2122)	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4985)	at org.eclipse.swt.internal.cocoa.OS.objc_msgSendSuper(Native Method)	at org.eclipse.swt.widgets.Widget.callSuper(Widget.java:220)	at org.eclipse.swt.widgets.Widget.windowSendEvent(Widget.java:1959)	at org.eclipse.swt.widgets.Shell.windowSendEvent(Shell.java:2025)	at org.eclipse.swt.widgets.Display.windowProc(Display.java:5047)	at org.eclipse.swt.internal.cocoa.OS.objc_msgSendSuper(Native Method)	at org.eclipse.swt.widgets.Display.applicationSendEvent(Display.java:4589)	at org.eclipse.swt.widgets.Display.applicationProc(Display.java:4666)	at org.eclipse.swt.internal.cocoa.OS.objc_msgSend(Native Method)	at org.eclipse.swt.internal.cocoa.NSApplication.sendEvent(NSApplication.java:115)	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3281)	at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2640)	at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2604)	at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2438)	at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:671)	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:664)	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)	at com.appcelerator.titanium.rcp.IDEApplication.start(IDEApplication.java:125)	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:369)	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:620)	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:575)	at org.eclipse.equinox.launcher.Main.run(Main.java:1408)