The problem are the umlauts: üäöß
I fixed this in the de0.w2string in: ae, ue, oe, and ss.
Only for Enhanced Edition and german text!!!
Installation:
Copy the de0.w2strings file to "The Witcher 2 Enhanced Edition\CookedPC"
Version History:
Version 1.0: First Release for testing.
German forum:
http://forum.worldofplayers.de/forum/threads/1241957-M%C3%B6glicher-Fix-f%C3%BCr-die-Abst%C3%BCrze
English forum:
http://en.thewitcher.com/forum/index.php?/topic/33705-ctd-w2ee-german-steam-version-without-errormessage/page__st__40
Version 1.1
Thanks at FFFFF for the Fix with the upper case.