No solution yet from me sorry. At the moment I'm just using the maps visually to see an overview of the world...still can't get into them to add or edit properties. Please post here if you solve it ...
I'm on win98, using zMud 6.26a BETA and have no idea why this is suddenly happening. I'd mapped quite a large area with no problems at all clicking into properties to add mobs, comments, colors when ...