Blender Motion Vector Passes are inconsistent

Hi I getting really large motion vectors. Is there a fix for this problem.
How to correctly compute optical flow in moving camera scene?

This is a forum for Blender development. If you think you found a bug, you can report it in the bug tracker:

If you want help using Blender, try one of the community forums:

As @brecht says it may be a bug.

But just in case, do you have the scale applied to the object that is giving you broken motion vectors?