yes it matters - it is probably bad. try use double in your config settings - does that fix it? - a On Tue, 18 Feb 2003, Michal Bacik wrote: > I'm getting following message from ODE: > "(3) LCP internal error, s <= 0 (s=0.0000e+000)". > > Should I matter? How can I avoid this? > > Thanks, > Michal >