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NullPointerException应用程序加载

nullpointerexception android

Lee Armstrong · 技术社区 · 15 年前

当我的应用程序加载时,某些设备上会出现以下错误。它指的根本不是我的源文件!我该怎么着手修理这个?

java.lang.NullPointerException
at com.google.android.maps.OverlayBundle.draw(OverlayBundle.java:42)
at com.google.android.maps.MapView.onDraw(MapView.java:494)
at android.view.View.draw(View.java:6739)
at android.view.ViewGroup.drawChild(ViewGroup.java:1648)
at android.view.ViewGroup.dispatchDraw(ViewGroup.java:1375)
at android.view.ViewGroup.drawChild(ViewGroup.java:1646)
at android.view.ViewGroup.dispatchDraw(ViewGroup.java:1375)
at android.view.View.draw(View.java:6742)
at android.widget.FrameLayout.draw(FrameLayout.java:352)
at android.view.ViewGroup.drawChild(ViewGroup.java:1648)
at android.view.ViewGroup.dispatchDraw(ViewGroup.java:1375)
at android.view.View.draw(View.java:6742)
at android.widget.FrameLayout.draw(FrameLayout.java:352)
at com.android.internal.policy.impl.PhoneWindow$DecorView.draw(PhoneWindow.java:1872)
at android.view.ViewRoot.draw(ViewRoot.java:1422)
at android.view.ViewRoot.performTraversals(ViewRoot.java:1167)
at android.view.ViewRoot.handleMessage(ViewRoot.java:1744)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:144)
at android.app.ActivityThread.main(ActivityThread.java:4937)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:521)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:868)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626)
at dalvik.system.NativeStart.main(Native Method)