机型：华为mate20 系统：EMUI 9.0.0 Android版本9
日志：
2019-08-28 20:07:34.476 7949-7949/? E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.supermap.imobile.mapedit, PID: 7949
java.lang.NullPointerException: Attempt to read from field 'java.util.Vector com.supermap.mapping.MapView.a' on a null object reference
at com.supermap.mapping.MapControl2.d(MapControl2.java:398)
at com.supermap.mapping.MapControl2.c(MapControl2.java:382)
at com.supermap.mapping.MapControl2$2.handleMessage(MapControl2.java:254)
at android.os.Handler.dispatchMessage(Handler.java:109)
at android.os.Looper.loop(Looper.java:207)
at android.app.ActivityThread.main(ActivityThread.java:7470)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:524)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:958)
