Windows 7 + AMD FirePro VSync Glitch
This applies to MXWendler version 5.0 and above
1. Connect 2 HD(1920x1080) screens to your computer.
2. Setup screen 1 as User Interface.
3. Apply the 2nd screen as the Output window with a resolution of 1920x1080.
4. Load clip into preload.
5. Play clip.
VSync Glitch / 'Tearing' in the Output window.
Only glitches when the Output window is set to 1920 in width. After resizing the Output/UI window everything works well. (e.g. 1921x1080)