game crashed at launch just because I add one image to Umg

this problem troubled me serveral days. I package many times and finally In one attempt, I add one image to my userwidget ,the game crashed.when i remove the image ,it works fine.The image is defaultstyle.
and then I try to debug the problem.First I use unreal project laungther to laungth my game and I get Two difference log.It seems crashed In reading time.

And then I use android studio to debug my game ,I get this error.
A/libc: Fatal signal 11 (SIGSEGV), code 1 (SEGV_MAPERR), fault addr 0x580 in tid 12186 (Thread-2), pid 11925 (MainThread-UE4)

Does any one could help me.I really don’t know how to do next.

Now It Crashed here void UBlueprintGeneratedClass::SerializeDefaultObject(UObject* Object, FStructuredArchive::FSlot Slot)