[ODE] vector has zero size

Wouter Mollemans wouter.mollemans at gmail.com
Wed Oct 18 00:34:00 MST 2006

After some debugging, I noted that some of the collision points are 
lying at infinity. This causes dNormalize4() to go nuts. Has anyone seen 
this problem before and do you know what causes this effect?

> Hi,
> In my simulator I try to fit two rigid objects into eachother (a little 
> bit like a 3D puzzle).  The rigid objects are trimeshes (around 4000 
> triangles) and all my joint are of the type contact. Sometimes this 
> works nicely, but mostly I get following message: "ODE message 2 : 
> vector has zero size" emmtted by dNormalize4(). Consequently the 
> velocity becomes Nan and my simulation is ruined.
> Is there a solution? Is there a maximum number of triangles that can be 
> used or what is the source of the error?
> Thanks
> Greetz
> Wouter
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