when I run app on my phone.The version is android 4.0.3

问题

What is this error, and why does it happen? The sdk is 4.0.3.

    07-16 14:00:03.090: E/AndroidRuntime(29487): FATAL EXCEPTION: main
07-16 14:00:03.090: E/AndroidRuntime(29487): java.lang.IllegalArgumentException: Window type can not be changed after the window is added.
07-16 14:00:03.090: E/AndroidRuntime(29487):    at android.os.Parcel.readException(Parcel.java)
07-16 14:00:03.090: E/AndroidRuntime(29487):    at android.os.Parcel.readException(Parcel.java)
07-16 14:00:03.090: E/AndroidRuntime(29487):    at android.view.IWindowSession$Stub$Proxy.relayout(IWindowSession.java)
07-16 14:00:03.090: E/AndroidRuntime(29487):    at android.view.ViewRootImpl.relayoutWindow(ViewRootImpl.java)
07-16 14:00:03.090: E/AndroidRuntime(29487):    at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java)
07-16 14:00:03.090: E/AndroidRuntime(29487):    at android.view.ViewRootImpl.handleMessage(ViewRootImpl.java)
07-16 14:00:03.090: E/AndroidRuntime(29487):    at android.os.Handler.dispatchMessage(Handler.java)
07-16 14:00:03.090: E/AndroidRuntime(29487):    at android.os.Looper.loop(Looper.java)
07-16 14:00:03.090: E/AndroidRuntime(29487):    at android.app.ActivityThread.main(ActivityThread.java)
07-16 14:00:03.090: E/AndroidRuntime(29487):    at java.lang.reflect.Method.invokeNative(Native Method)
07-16 14:00:03.090: E/AndroidRuntime(29487):    at java.lang.reflect.Method.invoke(Method.java)
07-16 14:00:03.090: E/AndroidRuntime(29487):    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java)
07-16 14:00:03.090: E/AndroidRuntime(29487):    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java)
07-16 14:00:03.090: E/AndroidRuntime(29487):    at dalvik.system.NativeStart.main(Native Method)

When I run the app, the app will automatically shut down.Pop-up exception.

回答1:

Look at this post

toddler safe app on android

I think it may help, he gets the same error.

java.lang.IllegalArgumentException: Window type can not be changed after the window is added

回答2:

If you would like to do Android specific version execution then read the API at: http://developer.android.com/reference/android/os/Build.html

and look for a property that can help you.

来源：https://stackoverflow.com/questions/11498938/when-i-run-app-on-my-phone-the-version-is-android-4-0-3