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java - 未找到类异常 "java.lang.ClassNotFoundException"Android

转载 作者:行者123 更新时间:2023-11-29 09:17:28 25 4
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我已经很好地搜索了这个主题,但未能找到好的解决方案。这是我的 list 和来自 Google 开发者控制台的错误代码。在 400-500 次下载中,我每周收到大约 3-4 次“报告”崩溃。我是 Android 开发的新手,希望你们中的一个能指出我的错误!也许是因为我的“主类”和我的包名称相同,但它是随机崩溃似乎很奇怪。提前致谢!!

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.matt.android.adds.freeHistory"
android:installLocation="preferExternal"
android:versionName="4.11" android:versionCode="15">
<uses-sdk android:minSdkVersion="3" />
<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
<uses-permission android:name="android.permission.READ_PHONE_STATE">
</uses-permission>
<supports-screens
android:smallScreens="true"
android:normalScreens="true"
android:largeScreens="true"
android:anyDensity="false" />


<application android:icon="@drawable/flag" android:label="@string/app_name">
<activity android:name=".freeHistory"
android:label="@string/app_name">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity android:name=".dateClass"></activity>
<activity android:name=".presClass"></activity>
<activity android:name=".presInfo"></activity>
<activity android:name=".flagClass"></activity>
<activity android:name=".flagInfo"></activity>
<activity android:name=".starSpangledBanner"></activity>
<activity android:name=".pledge"></activity>
<activity android:name=".impDocs"></activity>
<activity android:name=".viewDoc"></activity>
<activity android:name=".articlesOTC"></activity>
<activity android:name=".viewArticleOTC"></activity>
<activity android:name=".constitution"></activity>
<activity android:name=".preamble"></activity>
<activity android:name=".consArtOne"></activity>
<activity android:name=".displayConsArticle"></activity>
<activity android:name=".billOfRightsView"></activity>
<activity android:name=".billOfRights"></activity>
<activity android:name=".randomFact"></activity>
<activity android:name=".amendView"></activity>
<activity android:name=".amendClass"></activity>
<activity android:name=".stateInfo"></activity>
<activity android:name=".theStates"></activity>
<activity android:name="com.mobfox.sdk.InAppWebView"/>
<activity android:name="com.google.ads.AdActivity"
android:configChanges="keyboardHidden|orientation"/>

</application>
</manifest>

java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.matt.android.adds.freeHistory/com.matt.android.adds.freeHistory.freeHisto ry}: java.lang.ClassNotFoundException: com.matt.android.adds.freeHistory.freeHistory in loader dalvik.system.PathClassLoader[/mnt/asec/com.matt.android.adds.freeHistory-1/pkg.apk]
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1738)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1837)
at android.app.ActivityThread.access$1500(ActivityThread.java:132)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1033)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:143)
at android.app.ActivityThread.main(ActivityThread.java:4196)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:507)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:839)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597)
at dalvik.system.NativeStart.main(Native Method)
Caused by: java.lang.ClassNotFoundException: com.matt.android.adds.freeHistory.freeHistory in loader dalvik.system.PathClassLoader[/mnt /asec/com.matt.android.adds.freeHistory-1/pkg.apk]
at dalvik.system.PathClassLoader.findClass(PathClassLoader.java:240)
at java.lang.ClassLoader.loadClass(ClassLoader.java:551)
at java.lang.ClassLoader.loadClass(ClassLoader.java:511)
at android.app.Instrumentation.newActivity(Instrumentation.java:1061)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1730)
... 11 more

最佳答案

一种可能是类初始化未能加载之前。如果第一次尝试初始化类失败并出现未处理的异常,JVM 将不会再次尝试初始化它。相反,JVM 将为未初始化的类抛出 ClassNotFoundException

通过 logcat 查看较早的条目,报告在类/静态初始化期间未捕获的异常。

关于java - 未找到类异常 "java.lang.ClassNotFoundException"Android,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/8557325/

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