This occurs when the Abacus Forms window appears at coordinates that are off screen. To make it open correctly within the boundaries of your monitor, you will need to reset the coordinates stored within AbacusLaw's settings.
- Right-click the Abacus Forms icon and click Close window.
- Inside AbacusLaw, navigate to File > Setup > User Preferences.
- In the bottom left corner of the window that appears, click Reset windows and browses.
- Run your form again.