Ah, ty, sorry i missed that thread.

Hi, i've been playing the game for a while now and have always used the arrow and numpad keys to play. I played yesterday fine with these controls, but from this morning they stopped working. notes: my keyboard is working fine. i can type numbers into the chat window and all are working. Numlock is ...

Bump!
im having an identical issue, cant load saved games, just crashes with same error message.
It even happens sometimes when ingame and the autosave runs.
also im not using any mods - i just got the game 12hrs ago and was starting to enjoy it.