Bad display page
This page was last modified 10:52, 23 May 2020 by Mars2000you.

You are trying to use HI-GRAPhics, written by Arjen Schrijvers (see Interlacing Demo) but you have specified page 0 as display page with SET PAGE instead of page 1.

Note that this error message can be in conflict with Disk BASIC versions 2 and 3.

Error code