[MS CE U12] 3D Display incorrect when camera off

Hello,

I get a strange behavior with the attached DGN File.

View top, render continue, camera on : Correct

View top, render continue, camera off : inCorrect

Also when dinamically turning the view, the display suddenly disappears and Accudraw Z jump from 0 to -7000000...

8473.8F01-4.dgn