An input is in error - Intergraph Smart 3D - Help - Hexagon

Meaning: The slab or opening boundary is invalid because one of the input boundaries is in error.

Recovery:
For a slab:

1. Select the slab in error.

   Slab Controls display.

2. Redefine the boundaries of the slab.

3. Click Finish (CTRL + ENTER) .

For an opening:

1. Select the opening in error.

   Opening Controls display.

2. Redefine the boundaries of the opening.

3. Click Finish (CTRL + ENTER) .