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java.lang.NullPointerException: 	at java.lang.String$CaseInsensitiveComparator.compare(Unknown Source)	at java.lang.String$CaseInsensitiveComparator.compare(Unknown Source)	at com.salesforce.ide.core.remote.metadata.FileMetadataExt$1.compare(FileMetadataExt.java:37)	at com.salesforce.ide.core.remote.metadata.FileMetadataExt$1.compare(FileMetadataExt.java:1)	at java.util.TimSort.countRunAndMakeAscending(Unknown Source)	at java.util.TimSort.sort(Unknown Source)	at java.util.Arrays.sort(Unknown Source)	at com.salesforce.ide.core.remote.metadata.FileMetadataExt.sort(FileMetadataExt.java:418)	at com.salesforce.ide.core.remote.metadata.FileMetadataExt.getFilePropertiesMap(FileMetadataExt.java:322)	at com.salesforce.ide.ui.packagemanifest.PackageManifestController$1.run(PackageManifestController.java:298)	at org.eclipse.jface.operation.ModalContext.runInCurrentThread(ModalContext.java:463)	at org.eclipse.jface.operation.ModalContext.run(ModalContext.java:371)	at org.eclipse.jface.dialogs.ProgressMonitorDialog.run(ProgressMonitorDialog.java:500)	at org.eclipse.ui.internal.progress.ProgressMonitorJobsDialog.run(ProgressMonitorJobsDialog.java:284)	at org.eclipse.ui.internal.progress.ProgressManager.run(ProgressManager.java:1204)	at com.salesforce.ide.ui.packagemanifest.PackageManifestController.updateCache(PackageManifestController.java:295)	at com.salesforce.ide.ui.packagemanifest.PackageManifestController.loadAll(PackageManifestController.java:486)	at com.salesforce.ide.ui.packagemanifest.PackageManifestController.updateManifest(PackageManifestController.java:173)	at com.salesforce.ide.ui.packagemanifest.PackageManifestController.getEnabledCompTypeTreeNodes(PackageManifestController.java:439)	at com.salesforce.ide.ui.packagemanifest.PackageManifestTree$ManifestContentProvider.getElements(PackageManifestTree.java:690)	at org.eclipse.jface.viewers.StructuredViewer.getRawChildren(StructuredViewer.java:1000)	at org.eclipse.jface.viewers.ColumnViewer.getRawChildren(ColumnViewer.java:700)	at org.eclipse.jface.viewers.AbstractTreeViewer.getRawChildren(AbstractTreeViewer.java:1349)	at org.eclipse.jface.viewers.TreeViewer.getRawChildren(TreeViewer.java:353)	at org.eclipse.jface.viewers.StructuredViewer.getFilteredChildren(StructuredViewer.java:906)	at org.eclipse.jface.viewers.AbstractTreeViewer.getSortedChildren(AbstractTreeViewer.java:617)	at org.eclipse.jface.viewers.AbstractTreeViewer$1.run(AbstractTreeViewer.java:815)	at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)	at org.eclipse.jface.viewers.AbstractTreeViewer.createChildren(AbstractTreeViewer.java:791)	at org.eclipse.jface.viewers.TreeViewer.createChildren(TreeViewer.java:611)	at org.eclipse.jface.viewers.AbstractTreeViewer.createChildren(AbstractTreeViewer.java:762)	at org.eclipse.jface.viewers.AbstractTreeViewer.internalInitializeTree(AbstractTreeViewer.java:1541)	at org.eclipse.jface.viewers.TreeViewer.internalInitializeTree(TreeViewer.java:790)	at org.eclipse.jface.viewers.AbstractTreeViewer$5.run(AbstractTreeViewer.java:1525)	at org.eclipse.jface.viewers.StructuredViewer.preservingSelection(StructuredViewer.java:1462)	at org.eclipse.jface.viewers.TreeViewer.preservingSelection(TreeViewer.java:366)	at org.eclipse.jface.viewers.StructuredViewer.preservingSelection(StructuredViewer.java:1423)	at org.eclipse.jface.viewers.CheckboxTreeViewer.preservingSelection(CheckboxTreeViewer.java:409)	at com.salesforce.ide.ui.packagemanifest.PackageManifestTree$PackageManifestTreeViewer.preservingSelection(PackageManifestTree.java:417)	at org.eclipse.jface.viewers.AbstractTreeViewer.inputChanged(AbstractTreeViewer.java:1517)	at org.eclipse.jface.viewers.ContentViewer.setInput(ContentViewer.java:292)	at org.eclipse.jface.viewers.StructuredViewer.setInput(StructuredViewer.java:1701)	at com.salesforce.ide.ui.packagemanifest.PackageManifestTree.updateTree(PackageManifestTree.java:1693)	at com.salesforce.ide.ui.wizards.project.ProjectCustomComponentsComposite.initialize(ProjectCustomComponentsComposite.java:116)	at com.salesforce.ide.ui.wizards.project.ProjectCustomComponentsComposite.(ProjectCustomComponentsComposite.java:72)	at com.salesforce.ide.ui.wizards.project.ProjectCustomComponentsDialog.createDialogArea(ProjectCustomComponentsDialog.java:59)	at org.eclipse.jface.dialogs.Dialog.createContents(Dialog.java:768)	at org.eclipse.jface.window.Window.create(Window.java:430)	at org.eclipse.jface.dialogs.Dialog.create(Dialog.java:1096)	at com.salesforce.ide.ui.wizards.project.ProjectCustomComponentsDialog.create(ProjectCustomComponentsDialog.java:156)	at org.eclipse.jface.window.Window.open(Window.java:792)	at com.salesforce.ide.ui.wizards.project.ProjectProjectContentComposite$8.widgetDefaultSelected(ProjectProjectContentComposite.java:294)	at com.salesforce.ide.ui.wizards.project.ProjectProjectContentComposite$8.widgetSelected(ProjectProjectContentComposite.java:309)	at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:248)	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)	at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4362)	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1113)	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4180)	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3769)	at org.eclipse.jface.window.Window.runEventLoop(Window.java:827)	at org.eclipse.jface.window.Window.open(Window.java:803)	at org.eclipse.ui.dialogs.PropertyDialogAction.run(PropertyDialogAction.java:157)	at org.eclipse.jface.action.Action.runWithEvent(Action.java:473)	at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:595)	at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:511)	at org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContributionItem.java:420)	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)	at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4362)	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1113)	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4180)	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3769)	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1127)	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:337)	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1018)	at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156)	at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:694)	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:337)	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:606)	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150)	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:139)	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:380)	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:235)	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:669)	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:608)	at org.eclipse.equinox.launcher.Main.run(Main.java:1515)