Various devices, but many are Samsung Tablets. Android 8,9,10
ie Galaxy Tab A (8.0", 2019)
Galaxy Note10+ 5G
They are in the field, typically without network.
They are using an offline map., which means the basemap contains a subclass of ImageTiledLayer.
Map is moving with LocationDisplay using Moving direction.
The map may have 1-5 GraphicsOverlays which contain polylines and points.
In particular, one graphics overlay has a polyline that is frequently updated because they are recording there path.
Ie it is deleted from the GraphicsOverlay and replaced with a slightly longer polyline every few seconds.
User reported that the app crashed randomly four times in 66 miles of offroading.
Is it possible, for instance that the MapView handle is invalid because somehow the Activity isn't being garbage collected? I've been chasing down some leaks in Android Framework.
Just what is/could be invalid in those calls could help me track it down.