目前好像patch出來了
http://www.gamespot.com/articles/ba...a/1100-6428478/

已處理
Updates in the first patch include:
•Fixed a crash that was happening for some users when exiting the game
•Fixed a bug which disabled rain effects and ambient occlusion. We are actively looking into fixing other bugs to improve this further
•Corrected an issue that was causing Steam to re-download the game when verifying the integrity of the game cache through the Steam client
•Fixed a bug that caused the game to crash when turning off Motion Blur in BmSystemSettings.ini. A future patch will enable this in the graphics settings menu


處理中
These are the issues that Warner Bros. said it's dedicating its resournces to in order to improve the game:
•Support for frame rates above 30FPS in the graphics settings menu
•Fix for low resolution texture bug
•Improve overall performance and framerate hitches
•Add more options to the graphics settings menu
•Improvements to hard drive streaming and hitches
•Address full screen rendering bug on gaming laptop
•Improvements to system memory and VRAM usage
•NVIDIA SLI bug fixes
•Enabling AMD Crossfire
•NVIDIA and AMD updated drivers