Aperture circle repeats on screen. Aperture circle that moves with cursors leaves copies on the screen when moving the cursor in MicroStation view window.
This problems appears to occur with machines running with Nvidia graphics cardsRight click on MicroStation iconSelect from menu "Run with graphic processor"Choose as default "Integrated graphics"By default the Nvidia high performance is selectedUsing the integrated card if available on the motherboard appears to alleviate the problem.