java.lang.NullPointerException错误是什么意思
来源:学生作业帮 编辑:神马作文网作业帮 分类:综合作业 时间:2024/11/18 06:53:35
安卓APP的错误提示是java.lang.NullPointerException,这是一个什么错误呢?更多信息见图.谢谢
java.lang.NullPointerException
at goldendawn.getimei.ui.MainActivity$13.onClick(MainActivity.java:596)
at android.view.View.performClick(View.java:4202)
at android.view.View$PerformClick.run(View.java:17340)
at android.os.Handler.handleCallback(Handler.java:725)
at android.os.Handler.dispatchMessage(Handler.java:92)
at android.os.Looper.loop(Looper.java:137)
at android.app.ActivityThread.main(ActivityThread.java:5039)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:793)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:560)
at dalvik.system.NativeStart.main(Native Method)