1. no
2. i' don't know.....;;;
3. yes, also, after unity reinstall, same problem occur.
however, i find "this problem occur only Android Build Setting"
it correctly displayed in WebPlayer Setting and PC, Mac and linux Setting, very well.
When switch Flatform to Android : Purple
When switch Flatform to PC : correctly display
in same project.i using unity pro & android pro
I don't know the reason why;;;;