更新的SDK版本,得到了ClassNotFoundException:android.support.v4.view.ViewPager [英] Updated SDK version, getting ClassNotFoundException: android.support.v4.view.ViewPager

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问题描述

当我是工作在我的Andr​​oid项目,我发现logcat的是烦人(不保持在给定的点滚动条),并读取更新的SDK版本,增加了一个暂停按钮来对付这个问题。我更新SDK版本17,现在我有一些奇怪的问题,我以前是没有的。我删除,并添加了Android的支持库,但没有运气。香港专业教育学院在读围绕interwebs,但我仍然无法搞清楚。登录如下。

  03-22 15:54:18.558:E / AndroidRuntime(11597):致命异常:主要
03-22 15:54:18.558:E / AndroidRuntime(11597):java.lang.RuntimeException的:无法启动的活动ComponentInfo {kris.android/kris.android.ActivityPortfolio}:android.view.InflateException:二进制XML文件中的行# 184:错误充气类android.support.v4.view.ViewPager
03-22 15:54:18.558:E / AndroidRuntime(11597):在android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1821)
03-22 15:54:18.558:E / AndroidRuntime(11597):在android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1842)
03-22 15:54:18.558:E / AndroidRuntime(11597):在android.app.ActivityThread.access $ 1500(ActivityThread.java:132)
03-22 15:54:18.558:E / AndroidRuntime(11597):在android.app.ActivityThread $ H.handleMessage(ActivityThread.java:1038)
03-22 15:54:18.558:E / AndroidRuntime(11597):在android.os.Handler.dispatchMessage(Handler.java:99)
03-22 15:54:18.558:E / AndroidRuntime(11597):在android.os.Looper.loop(Looper.java:150)
03-22 15:54:18.558:E / AndroidRuntime(11597):在android.app.ActivityThread.main(ActivityThread.java:4263)
03-22 15:54:18.558:E / AndroidRuntime(11597):在java.lang.reflect.Method.invokeNative(本机方法)
03-22 15:54:18.558:E / AndroidRuntime(11597):在java.lang.reflect.Method.invoke(Method.java:507)
03-22 15:54:18.558:E / AndroidRuntime(11597):在com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:839)
03-22 15:54:18.558:E / AndroidRuntime(11597):在com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597)
03-22 15:54:18.558:E / AndroidRuntime(11597):在dalvik.system.NativeStart.main(本机方法)
03-22 15:54:18.558:E / AndroidRuntime(11597):android.view.InflateException:二进制XML文件中的行#184:错误充气类android.support.v4.view.ViewPager所致
03-22 15:54:18.558:E / AndroidRuntime(11597):在android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:581)
03-22 15:54:18.558:E / AndroidRuntime(11597):在android.view.LayoutInflater.rInflate(LayoutInflater.java:623)
03-22 15:54:18.558:E / AndroidRuntime(11597):在android.view.LayoutInflater.rInflate(LayoutInflater.java:626)
03-22 15:54:18.558:E / AndroidRuntime(11597):在android.view.LayoutInflater.inflate(LayoutInflater.java:408)
03-22 15:54:18.558:E / AndroidRuntime(11597):在android.view.LayoutInflater.inflate(LayoutInflater.java:320)
03-22 15:54:18.558:E / AndroidRuntime(11597):在android.view.LayoutInflater.inflate(LayoutInflater.java:276)
03-22 15:54:18.558:E / AndroidRuntime(11597):在com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:231)
03-22 15:54:18.558:E / AndroidRuntime(11597):在android.app.Activity.setContentView(Activity.java:1742)
03-22 15:54:18.558:E / AndroidRuntime(11597):在kris.android.ActivityPortfolio.onCreate(ActivityPortfolio.java:44)
03-22 15:54:18.558:E / AndroidRuntime(11597):在android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1072)
03-22 15:54:18.558:E / AndroidRuntime(11597):在android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1785)
03-22 15:54:18.558:E / AndroidRuntime(11597):11 ...更多
03-22 15:54:18.558:E / AndroidRuntime(11597):抛出java.lang.ClassNotFoundException:产生的原因android.support.v4.view.ViewPager装载机dalvik.system.PathClassLoader [/data/app/kris.android -2.apk]
03-22 15:54:18.558:E / AndroidRuntime(11597):在dalvik.system.PathClassLoader.findClass(PathClassLoader.java:240)
03-22 15:54:18.558:E / AndroidRuntime(11597):在java.lang.ClassLoader.loadClass(ClassLoader.java:551)
03-22 15:54:18.558:E / AndroidRuntime(11597):在java.lang.ClassLoader.loadClass(ClassLoader.java:511)
03-22 15:54:18.558:E / AndroidRuntime(11597):在android.view.LayoutInflater.createView(LayoutInflater.java:471)
03-22 15:54:18.558:E / AndroidRuntime(11597):在android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:570)
03-22 15:54:18.558:E / AndroidRuntime(11597):21 ...更多
 

解决方案

项目 - > 属性 - > Java构建路径不是选择订单和出口设置页。 将Android的支持,v4.jar库检查,向上成名列榜首。 然后洁净并重建项目。

When i was working on my Android project i found Logcat to be annoying (not keeping the scroll bar at a given point) and read that updating SDK versions adds a pause button to combat this issue. I updated to SDK version 17 and now i am having some strange problems that i didn't have before. I deleted and added the android support library but no luck. Ive been reading around the interwebs but i still cant figure it out. Log is below.

03-22 15:54:18.558: E/AndroidRuntime(11597): FATAL EXCEPTION: main
03-22 15:54:18.558: E/AndroidRuntime(11597): java.lang.RuntimeException: Unable to start   activity ComponentInfo{kris.android/kris.android.ActivityPortfolio}:  android.view.InflateException: Binary XML file line #184: Error inflating class android.support.v4.view.ViewPager
03-22 15:54:18.558: E/AndroidRuntime(11597):    at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1821)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1842)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at android.app.ActivityThread.access$1500(ActivityThread.java:132)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1038)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at android.os.Handler.dispatchMessage(Handler.java:99)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at android.os.Looper.loop(Looper.java:150)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at android.app.ActivityThread.main(ActivityThread.java:4263)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at java.lang.reflect.Method.invokeNative(Native Method)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at java.lang.reflect.Method.invoke(Method.java:507)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:839)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at dalvik.system.NativeStart.main(Native Method)
03-22 15:54:18.558: E/AndroidRuntime(11597): Caused by: android.view.InflateException: Binary XML file line #184: Error inflating class android.support.v4.view.ViewPager
03-22 15:54:18.558: E/AndroidRuntime(11597):    at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:581)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at android.view.LayoutInflater.rInflate(LayoutInflater.java:623)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at android.view.LayoutInflater.rInflate(LayoutInflater.java:626)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at android.view.LayoutInflater.inflate(LayoutInflater.java:408)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at android.view.LayoutInflater.inflate(LayoutInflater.java:320)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at android.view.LayoutInflater.inflate(LayoutInflater.java:276)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:231)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at android.app.Activity.setContentView(Activity.java:1742)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at kris.android.ActivityPortfolio.onCreate(ActivityPortfolio.java:44)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1072)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1785)
03-22 15:54:18.558: E/AndroidRuntime(11597):    ... 11 more
03-22 15:54:18.558: E/AndroidRuntime(11597): Caused by: java.lang.ClassNotFoundException: android.support.v4.view.ViewPager in loader dalvik.system.PathClassLoader[/data/app/kris.android-2.apk]
03-22 15:54:18.558: E/AndroidRuntime(11597):    at dalvik.system.PathClassLoader.findClass(PathClassLoader.java:240)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at java.lang.ClassLoader.loadClass(ClassLoader.java:551)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at java.lang.ClassLoader.loadClass(ClassLoader.java:511)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at android.view.LayoutInflater.createView(LayoutInflater.java:471)
03-22 15:54:18.558: E/AndroidRuntime(11597):    at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:570)
03-22 15:54:18.558: E/AndroidRuntime(11597):    ... 21 more

解决方案

Go to Project->Properties->Java Build Path than select Order and export tab. Set android-support-v4.jar library checked and up it into top of the list. And then clean and rebuild project.

这篇关于更新的SDK版本,得到了ClassNotFoundException:android.support.v4.view.ViewPager的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!

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