[crazy flow]

error as follows ,hope some one could help me.
Starting time loop

fieldAverage fieldAverage1:
Starting averaging at time 0

forces forces:
Not including porosity effects
forceCoeffs forces:
Not including porosity effects
Time = 2e-06

Courant Number mean: 0.00522252 max: 0.592182
smoothSolver: Solving for Ux, Initial residual = 1, Final residual = 0.0928333, No Iterations 2
smoothSolver: Solving for Uy, Initial residual = 1, Final residual = 0.0545486, No Iterations 2
smoothSolver: Solving for Uz, Initial residual = 1, Final residual = 0.0513407, No Iterations 2
#0 Foam::error:rintStack(Foam::Ostream&) at ??:?
#1 Foam::sigSegv::sigHandler(int) at ??:?
#2 ? in "/lib/x86_64-linux-gnu/libc.so.6"
#3 Foam::cyclicAMIGAMGInterface::neighbPatchID() const at ??:?
#4 Foam::cyclicAMIGAMGInterface::internalFieldTransfe r(Foam::UPstream::commsTypes, Foam::UList<long> const&) const at ??:?
#5 Foam::GAMGAgglomeration::agglomerateLduAddressing( long) at ??:?
#6 Foam:airGAMGAgglomeration::agglomerate(Foam::ldu Mesh const&, Foam::Field<double> const&) at ??:?
#7 Foam::faceAreaPairGAMGAgglomeration::faceAreaPairG AMGAgglomeration(Foam::lduMesh const&, Foam::dictionary const&) at ??:?
#8 Foam::GAMGAgglomeration::addlduMeshConstructorToTa ble<Foam::faceAreaPairGAMGAgglomeration>::New(Foam ::lduMesh const&, Foam::dictionary const&) at ??:?
#9 Foam::GAMGAgglomeration::New(Foam::lduMesh const&, Foam::dictionary const&) at ??:?
#10 Foam::GAMGAgglomeration::New(Foam::lduMatrix const&, Foam::dictionary const&) at ??:?
#11 Foam::GAMGSolver::GAMGSolver(Foam::word const&, Foam::lduMatrix const&, Foam::FieldField<Foam::Field, double> const&, Foam::FieldField<Foam::Field, double> const&, Foam::UPtrList<Foam::lduInterfaceField const> const&, Foam::dictionary const&) at ??:?
#12 Foam::lduMatrix::solver::addsymMatrixConstructorTo Table<Foam::GAMGSolver>::New(Foam::word const&, Foam::lduMatrix const&, Foam::FieldField<Foam::Field, double> const&, Foam::FieldField<Foam::Field, double> const&, Foam::UPtrList<Foam::lduInterfaceField const> const&, Foam::dictionary const&) at ??:?
#13 Foam::lduMatrix::solver::New(Foam::word const&, Foam::lduMatrix const&, Foam::FieldField<Foam::Field, double> const&, Foam::FieldField<Foam::Field, double> const&, Foam::UPtrList<Foam::lduInterfaceField const> const&, Foam::dictionary const&) at ??:?
#14 Foam::fvMatrix<double>::solveSegregated(Foam::dict ionary const&) at ??:?
#15 Foam::fvMatrix<double>::solve(Foam::dictionary const&) at ??:?
#16 ? at ??:?
#17 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6"
#18 ? at ??:?
Segmentation fault (core dumped)

[Teosim]

Hi crazy flow,
is the mesh OK after creating patch?
Personally this is the first time I see such error but if you could upload the whole case, or at least the dictionaries, more experienced users might be able to help.