The Heroes Round Table

I now only have it a few times. After I started some maps / campains again I hadn't had the problem but on different maps I do. It's now just a minor inconvenient but if anybody knows this answer I would like to know it.

I actually have tried to reinstall the game several times. I installed it with only the original game, with WoW, without WoW, with TGS, without TGS, with game updates or without and so on.

I really don't know what is happening.
Thanks for trying and replying though!

First of all thanks for the quick reply. I've encountered this problem on a variety of maps. There are probebly more but I haven't played them. These are a few. - The first map of "A bards tale" when I discover the town in the lowerleft corner, but with the equilibris patch this was solved...

I'm encountering problems on some maps with my Heroes 4. Once I explored some area's the screen goed black and the game crashes. I have installed the gathering storm, winds of war and equilibris with all the correct patches. Does anybody knows what this could be because it seriously affecs my play a...