[usamaubk]

Can anybody explain why am getting this error after a few iteratioons it stops..I have also decreased/increased timestep and also played around with writeinterval..........I am performing simulation with SimpleFOAM



Time = 12.7

smoothSolver: Solving for Ux, Initial residual = 1, Final residual = 0.0790742, No Iterations 6
smoothSolver: Solving for Uy, Initial residual = 1, Final residual = 0.0790742, No Iterations 6
GAMG: Solving for p, Initial residual = 1, Final residual = 0.0756154, No Iterations 2
time step continuity errors : sum local = 2.83073e+52, global = -1.83598e+52, cumulative = -1.83598e+52
smoothSolver: Solving for epsilon, Initial residual = 1, Final residual = 0.0361044, No Iterations 2
bounding epsilon, min: -1.9551e+84 max: 1.38729e+85 average: 5.31313e+81
smoothSolver: Solving for k, Initial residual = 1, Final residual = 0.0301212, No Iterations 1
bounding k, min: -4.526e+72 max: 6.27884e+74 average: 5.83091e+71
ExecutionTime = 3.61 s ClockTime = 4 s

Time = 12.8

smoothSolver: Solving for Ux, Initial residual = 0.848006, Final residual = 0.073501, No Iterations 2
smoothSolver: Solving for Uy, Initial residual = 0.232849, Final residual = 0.0146438, No Iterations 3
#0 Foam::error:rintStack(Foam::Ostream&) at ??:?
#1 Foam::sigFpe::sigHandler(int) at ??:?
#2 ? in "/lib/x86_64-linux-gnu/libc.so.6"
#3 double Foam::sumProd<double>(Foam::UList<double> const&, Foam::UList<double> const&) at ??:?
#4 Foam::PCG::solve(Foam::Field<double>&, Foam::Field<double> const&, unsigned char) const at ??:?
#5 Foam::GAMGSolver::solveCoarsestLevel(Foam::Field<d ouble>&, Foam::Field<double> const&) const at ??:?
#6 Foam::GAMGSolver::Vcycle(Foam::PtrList<Foam::lduMa trix::smoother> const&, Foam::Field<double>&, Foam::Field<double> const&, Foam::Field<double>&, Foam::Field<double>&, Foam::Field<double>&, Foam::Field<double>&, Foam::Field<double>&, Foam::PtrList<Foam::Field<double> >&, Foam::PtrList<Foam::Field<double> >&, unsigned char) const at ??:?
#7 Foam::GAMGSolver::solve(Foam::Field<double>&, Foam::Field<double> const&, unsigned char) const at ??:?
#8 Foam::fvMatrix<double>::solveSegregated(Foam::dict ionary const&) at ??:?
#9 Foam::fvMatrix<double>::solve(Foam::dictionary const&) in "/opt/openfoam7/platforms/linux64GccDPInt32Opt/bin/simpleFoam"
#10 Foam::fvMatrix<double>::solve() in "/opt/openfoam7/platforms/linux64GccDPInt32Opt/bin/simpleFoam"
#11 ? in "/opt/openfoam7/platforms/linux64GccDPInt32Opt/bin/simpleFoam"
#12 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6"
#13 ? in "/opt/openfoam7/platforms/linux64GccDPInt32Opt/bin/simpleFoam"
Floating point exception (core dumped)