ToME: the Tales of Maj'Eyal

I am sorry for misleading. It seems I pressed "U" instead of "I". The similarity of windows made me confuse it. Topic can be closed.

In the game very often when I open the inventory I see most items missing. Moreover, all equipped things disappear as well. When I do few movement steps it resolves and all my items become visible again. But when the glitch happens and I am overencumbered I just can't neither move or drop anything -...