Operating system and graphics card
Asus G75WV gentoo ~amd64
Broken: Blender 2.69 and above
Worked: Blender 2.68 2.67
Short description of error
Video and audio don't sync. In first playing by beat ant fame if fine, in second playing - don't fine.
I try in SDL and Jack sistems.
Sorry for poor english)))
Exact steps for others to reproduce the error
Based on a (as simple as possible) attached .blend file with minimum amount of steps