hmmm... i too get this sometimes... it is not for a long duration, however, what i do to fix this problem.. lower the resolution of the video card, and if you're using free mode to play and view the environment, look directly above yourself... meaning try placing the camera free mode so that only you are visible on the screen (on top of char)... it seems (to me) that the more rendering your graphics card has to do, the more of a lag type feel your game produces... anyways, just my .02 cents and what i've exp...
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