liuguidong 2015-03-30 04:14 采纳率: 0%
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安卓空指针 异常 请问 怎么回事 小弟刚开始写安卓代码

03-30 12:16:38.625: E/AndroidRuntime(19941): FATAL EXCEPTION: main
03-30 12:16:38.625: E/AndroidRuntime(19941): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.voldian/com.voldian.voldian.shangcheng.ShangpingXingxiActivity}: java.lang.NullPointerException
03-30 12:16:38.625: E/AndroidRuntime(19941): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2127)
03-30 12:16:38.625: E/AndroidRuntime(19941): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2152)
03-30 12:16:38.625: E/AndroidRuntime(19941): at android.app.ActivityThread.access$700(ActivityThread.java:144)
03-30 12:16:38.625: E/AndroidRuntime(19941): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1258)
03-30 12:16:38.625: E/AndroidRuntime(19941): at android.os.Handler.dispatchMessage(Handler.java:99)
03-30 12:16:38.625: E/AndroidRuntime(19941): at android.os.Looper.loop(Looper.java:137)
03-30 12:16:38.625: E/AndroidRuntime(19941): at android.app.ActivityThread.main(ActivityThread.java:4944)
03-30 12:16:38.625: E/AndroidRuntime(19941): at java.lang.reflect.Method.invokeNative(Native Method)
03-30 12:16:38.625: E/AndroidRuntime(19941): at java.lang.reflect.Method.invoke(Method.java:511)
03-30 12:16:38.625: E/AndroidRuntime(19941): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1043)
03-30 12:16:38.625: E/AndroidRuntime(19941): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:810)
03-30 12:16:38.625: E/AndroidRuntime(19941): at dalvik.system.NativeStart.main(Native Method)
03-30 12:16:38.625: E/AndroidRuntime(19941): Caused by: java.lang.NullPointerException
03-30 12:16:38.625: E/AndroidRuntime(19941): at com.voldian.activeadroid.Cache.getTableInfo(Cache.java:137)
03-30 12:16:38.625: E/AndroidRuntime(19941): at com.voldian.activeadroid.Model.(Model.java:51)
03-30 12:16:38.625: E/AndroidRuntime(19941): at com.voldian.protocol.GOODS.(GOODS.java:14)
03-30 12:16:38.625: E/AndroidRuntime(19941): at com.voldian.model.GoodDetModel.(GoodDetModel.java:50)
03-30 12:16:38.625: E/AndroidRuntime(19941): at com.voldian.voldian.shangcheng.ShangpingXingxiActivity.onCreate(ShangpingXingxiActivity.java:100)
03-30 12:16:38.625: E/AndroidRuntime(19941): at android.app.Activity.performCreate(Activity.java:5185)
03-30 12:16:38.625: E/AndroidRuntime(19941): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1094)
03-30 12:16:38.625: E/AndroidRuntime(19941): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2091)
03-30 12:16:38.625: E/AndroidRuntime(19941): ... 11 more

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  • 91program 博客专家认证 2015-03-30 04:44
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    这个需要上代码和 XML 才能分析，一般可能是代码中初始化了 XML 没有控件。

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