2014-12-02 86 views
1

当我做在Android Studio中我碰到下面的错误一个新的导航抽屉活动......安卓:抽屉式导航活动 - “下面的类不能被实例化:”

呈现问题

以下类不能被实例化: - android.support.v4.widget.DrawerLayout

异常详细信息:

java.lang.ClassNotFoundException: android.support.v4.widget.DrawerLayoutImpl 
at com.intellij.util.lang.UrlClassLoader.findClass(UrlClassLoader.java:148) 
at java.lang.ClassLoader.loadClass(ClassLoader.java:424) 
at java.lang.ClassLoader.loadClass(ClassLoader.java:357) 
at java.lang.ClassLoader.defineClass1(Native Method) 
at java.lang.ClassLoader.defineClass(ClassLoader.java:760) 
at java.lang.ClassLoader.defineClass(ClassLoader.java:642) 
at com.intellij.util.lang.UrlClassLoader._defineClass(UrlClassLoader.java:195) 
at com.intellij.util.lang.UrlClassLoader.defineClass(UrlClassLoader.java:191) 
at com.intellij.util.lang.UrlClassLoader.findClass(UrlClassLoader.java:152) 
at java.lang.ClassLoader.loadClass(ClassLoader.java:424) 
at java.lang.ClassLoader.loadClass(ClassLoader.java:357) 
at com.android.tools.idea.rendering.RenderClassLoader.loadClassFromJar(RenderClassLoader.java:78) 
at org.jetbrains.android.uipreview.ProjectClassLoader.loadClassFromModuleOrDependency(ProjectClassLoader.java:108) 
at org.jetbrains.android.uipreview.ProjectClassLoader.load(ProjectClassLoader.java:89) 
at com.android.tools.idea.rendering.RenderClassLoader.findClass(RenderClassLoader.java:56) 
at org.jetbrains.android.uipreview.ProjectClassLoader.findClass(ProjectClassLoader.java:56) 
at java.lang.ClassLoader.loadClass(ClassLoader.java:424) 
at java.lang.ClassLoader.loadClass(ClassLoader.java:357) 
at org.jetbrains.android.uipreview.ViewLoader.loadClass(ViewLoader.java:173) 
at org.jetbrains.android.uipreview.ViewLoader.loadView(ViewLoader.java:96) 
at com.android.tools.idea.rendering.LayoutlibCallback.loadView(LayoutlibCallback.java:172) 
at android.view.BridgeInflater.loadCustomView(BridgeInflater.java:207) 
at android.view.BridgeInflater.createViewFromTag(BridgeInflater.java:132) 
at android.view.LayoutInflater.inflate(LayoutInflater.java:482) 
at android.view.LayoutInflater.inflate(LayoutInflater.java:385) 
at com.android.layoutlib.bridge.impl.RenderSessionImpl.inflate(RenderSessionImpl.java:401) 
at com.android.layoutlib.bridge.Bridge.createSession(Bridge.java:329) 
at com.android.ide.common.rendering.LayoutLibrary.createSession(LayoutLibrary.java:332) 
at com.android.tools.idea.rendering.RenderService$3.compute(RenderService.java:575) 
at com.android.tools.idea.rendering.RenderService$3.compute(RenderService.java:564) 
at com.intellij.openapi.application.impl.ApplicationImpl.runReadAction(ApplicationImpl.java:932) 
at com.android.tools.idea.rendering.RenderService.createRenderSession(RenderService.java:564) 
at com.android.tools.idea.rendering.RenderService.render(RenderService.java:691) 
at org.jetbrains.android.uipreview.AndroidLayoutPreviewToolWindowManager.doRender(AndroidLayoutPreviewToolWindowManager.java:604) 
at org.jetbrains.android.uipreview.AndroidLayoutPreviewToolWindowManager.access$1900(AndroidLayoutPreviewToolWindowManager.java:80) 
at org.jetbrains.android.uipreview.AndroidLayoutPreviewToolWindowManager$7$1.run(AndroidLayoutPreviewToolWindowManager.java:546) 
at com.intellij.openapi.progress.impl.ProgressManagerImpl$2.run(ProgressManagerImpl.java:178) 
at com.intellij.openapi.progress.ProgressManager.executeProcessUnderProgress(ProgressManager.java:209) 
at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:212) 
at com.intellij.openapi.progress.impl.ProgressManagerImpl.runProcess(ProgressManagerImpl.java:171) 
at org.jetbrains.android.uipreview.AndroidLayoutPreviewToolWindowManager$7.run(AndroidLayoutPreviewToolWindowManager.java:541) 
at com.intellij.util.ui.update.MergingUpdateQueue.execute(MergingUpdateQueue.java:320) 
at com.intellij.util.ui.update.MergingUpdateQueue.execute(MergingUpdateQueue.java:310) 
at com.intellij.util.ui.update.MergingUpdateQueue$2.run(MergingUpdateQueue.java:254) 
at com.intellij.util.ui.update.MergingUpdateQueue.flush(MergingUpdateQueue.java:269) 
at com.intellij.util.ui.update.MergingUpdateQueue.flush(MergingUpdateQueue.java:227) 
at com.intellij.util.ui.update.MergingUpdateQueue.run(MergingUpdateQueue.java:217) 
at com.intellij.util.concurrency.QueueProcessor.runSafely(QueueProcessor.java:238) 
at com.intellij.util.Alarm$Request$1.run(Alarm.java:327) 
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) 
at java.util.concurrent.FutureTask.run(FutureTask.java:266) 
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
at java.lang.Thread.run(Thread.java:745) 

有没有人有任何想法如何找到这个问题?

回答

1

您必须在依赖关系中包含v4支持库。

查询this page了解详细信息。

1

右键单击您的项目>>转到安卓工具>>点击添加支持库。

+1

我会怎么做在android工作室? – KrispyKreme 2014-12-02 14:31:10