To Redefine Viewport Boundaries for Broken Views

1. In the drawing area, right-click and select Edit View.
2. Select one of the portions of the broken view.
3. In the Edit Drawing View dialog box, select Modify Sub Views.
4. Select Redefine Boundary, and then click OK.
5. Select the sub-view to redefine.
6. Select a vertex in the temporary view for the sub-view center.
7. Drag a rectangle to redefine the sub-view. The boundary is redrawn for the broken view.