java - 如何修复“java.lang.RuntimeException:无法实例化活动......:找不到类”错误?
问题描述
我一直在尝试将 lingdx 引擎安装到 eclipse 中,并在我的设备上打开默认的 android 程序(带有红色背景)。连接成功,但应用程序立即自行关闭,我收到“RuntimeException ... 未找到路径”错误。我已经在谷歌中搜索了那个错误,但我找不到我的错误。我哪里做错了?
日志文件:
05-12 16:36:27.625: E/AndroidRuntime(521): FATAL EXCEPTION: main
05-12 16:36:27.625: E/AndroidRuntime(521): Process: com.mygdx.gameee, PID: 521
05-12 16:36:27.625: E/AndroidRuntime(521): java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.mygdx.gameee/com.mygdx.gameee.AndroidLauncher}: java.lang.ClassNotFoundException: Didn't find class "com.mygdx.gameee.AndroidLauncher" on path: DexPathList[[zip file "/data/app/com.mygdx.gameee-1/base.apk"],nativeLibraryDirectories=[/data/app/com.mygdx.gameee-1/lib/arm, /system/fake-libs, /data/app/com.mygdx.gameee-1/base.apk!/lib/armeabi-v7a, /system/lib, /vendor/lib]]
05-12 16:36:27.625: E/AndroidRuntime(521): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2868)
05-12 16:36:27.625: E/AndroidRuntime(521): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3064)
05-12 16:36:27.625: E/AndroidRuntime(521): at android.app.ActivityThread.-wrap14(ActivityThread.java)
05-12 16:36:27.625: E/AndroidRuntime(521): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1659)
05-12 16:36:27.625: E/AndroidRuntime(521): at android.os.Handler.dispatchMessage(Handler.java:102)
05-12 16:36:27.625: E/AndroidRuntime(521): at android.os.Looper.loop(Looper.java:154)
05-12 16:36:27.625: E/AndroidRuntime(521): at android.app.ActivityThread.main(ActivityThread.java:6816)
05-12 16:36:27.625: E/AndroidRuntime(521): at java.lang.reflect.Method.invoke(Native Method)
05-12 16:36:27.625: E/AndroidRuntime(521): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1563)
05-12 16:36:27.625: E/AndroidRuntime(521): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1451)
05-12 16:36:27.625: E/AndroidRuntime(521): Caused by: java.lang.ClassNotFoundException: Didn't find class "com.mygdx.gameee.AndroidLauncher" on path: DexPathList[[zip file "/data/app/com.mygdx.gameee-1/base.apk"],nativeLibraryDirectories=[/data/app/com.mygdx.gameee-1/lib/arm, /system/fake-libs, /data/app/com.mygdx.gameee-1/base.apk!/lib/armeabi-v7a, /system/lib, /vendor/lib]]
05-12 16:36:27.625: E/AndroidRuntime(521): at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56)
05-12 16:36:27.625: E/AndroidRuntime(521): at java.lang.ClassLoader.loadClass(ClassLoader.java:380)
05-12 16:36:27.625: E/AndroidRuntime(521): at java.lang.ClassLoader.loadClass(ClassLoader.java:312)
05-12 16:36:27.625: E/AndroidRuntime(521): at android.app.Instrumentation.newActivity(Instrumentation.java:1086)
05-12 16:36:27.625: E/AndroidRuntime(521): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2858)
05-12 16:36:27.625: E/AndroidRuntime(521): ... 9 more
AndroidManifest.xml:
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.mygdx.gameee" >
<uses-sdk
android:minSdkVersion="8"
android:targetSdkVersion="16" />
<application
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/GdxTheme" >
<activity
android:name="com.mygdx.gameee.AndroidLauncher"
android:label="@string/app_name"
android:screenOrientation="landscape">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>
谢谢您的帮助!
解决方案
用户 Android Studio 而不是 Eclipse。Android 开发不支持 Eclipse。
推荐阅读
- javascript - 如何使用 JavaScript 检测是否在 Safari 浏览器中启用了防止跨站点跟踪
- java - 将域实体和一些列表映射到 Dto 对象
- python - 我想在预测后将图像列表写入文件夹。我该如何解决?
- python - Hashtag 计数器 Python
- python - python 3中beam.io FileBasedSource中的open_file问题
- performance - Azure 中托管的 ASP.Net Web API 高响应时间
- java - 在 Spring Boot /actuator 根端点上返回 404
- npoi - 使用 C# 在 NPOI 库中设置单元格以接受十进制
- ios - 在 IOS 上 Flutter 测试 find.pageBack() 不起作用
- azure - 调试和断点打印参数作为 ADF 中的警报