由於我在Eclipse中將ADT插件更新到了v1.21,因此我無法再輕鬆地在我的Android項目中打開任何XML佈局文件。只要我點擊該文件,就會拋出NullPointerException。下面是錯誤日誌中的堆棧跟蹤:如何解決嘗試打開Android XML文件時Eclipse中出現的nullpointerexception?
java.lang.NullPointerException
at com.android.ide.eclipse.adt.internal.editors.common.CommonMatchingStrategy.matches(CommonMatchingStrategy.java:59)
at org.eclipse.ui.internal.WorkbenchPage.checkEditor(WorkbenchPage.java:2254)
at org.eclipse.ui.internal.WorkbenchPage.findEditors(WorkbenchPage.java:2223)
at org.eclipse.ui.internal.WorkbenchPage.findEditor(WorkbenchPage.java:2205)
at org.eclipse.jdt.internal.ui.javaeditor.EditorUtility.isOpenInEditor(EditorUtility.java:131)
at org.eclipse.jdt.internal.ui.packageview.PackageExplorerPart.linkToEditor(PackageExplorerPart.java:929)
at org.eclipse.jdt.internal.ui.packageview.PackageExplorerPart.access$2(PackageExplorerPart.java:926)
at org.eclipse.jdt.internal.ui.packageview.PackageExplorerPart$4.linkToEditor(PackageExplorerPart.java:533)
at org.eclipse.ui.OpenAndLinkWithEditorHelper$InternalListener.selectionChanged(OpenAndLinkWithEditorHelper.java:57)
at org.eclipse.jface.viewers.StructuredViewer$3.run(StructuredViewer.java:888)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:49)
at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:175)
at org.eclipse.jface.viewers.StructuredViewer.firePostSelectionChanged(StructuredViewer.java:886)
at org.eclipse.jface.viewers.StructuredViewer.handlePostSelect(StructuredViewer.java:1226)
at org.eclipse.jface.viewers.StructuredViewer$5.widgetSelected(StructuredViewer.java:1251)
at org.eclipse.jface.util.OpenStrategy.firePostSelectionEvent(OpenStrategy.java:262)
at org.eclipse.jface.util.OpenStrategy.access$5(OpenStrategy.java:256)
at org.eclipse.jface.util.OpenStrategy$3.run(OpenStrategy.java:433)
at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4144)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1029)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:923)
at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:86)
at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:588)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:543)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
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:353)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
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:629)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
at org.eclipse.equinox.launcher.Main.main(Main.java:1414)
我可以打開該文件,如果我上右鍵單擊它,並告訴它t用傳統的Android佈局編輯器中打開,但它顯然不是好辦法。我試着進入Eclipse首選項,並確保XML文件的文件關聯設置正確。
看起來像一個完全的Eclipse錯誤。我想你必須記錄下來。也許這很常見,並且正在討論他們的論壇? – Simon
以前的版本中有幾個線程做類似的工作,但沒有一個解決方案似乎適用 – user496854
看起來像Android Developer Tools中的錯誤。 – nitind