Video sequence editor > can't see the video preview, It's all white. please help

I add a movie file in the Video sequence editor,but I can’t see the video preview, It’s all white, I can still hear the movie
sound. How can I solve the problem? I’m using blender 2.72 Thanks!

Attachments


You already asked this question 2 days ago in another thread which has a couple of responses. No need to ask again.