Namco Bandai is suing CD Projekt RED
for removing the DRM from
The Witcher 2: Assassins of Kings, reports
DSOGaming, where word is: "According to the lawsuit, CD Projekt RED broke their agreement by removing the DRM protection without the publisher’s authority and by choosing THQ for the distribution of The Witcher 2′s X360 version."
GameSpot has a confirmation of the suit, but no further details.