[mechy]

Hi all
when I select the inversePointDistance as diffusivity in dynamic mesh I encounter bellow error

how I can remove this error ?
also, what is the difference between the inversePointDistance , inverseFaceDistance and inverseDistance ?

Best Regards


Selecting dynamicFvMesh dynamicMotionSolverFvMesh
Selecting motion solver: displacementLaplacian
Selecting motion diffusion: inversePointDistance
#0 Foam::error:rintStack(Foam::Ostream&) in "/opt/openfoam220/platforms/linux64GccDPOpt/lib/libOpenFOAM.so"
#1 Foam::sigFpe::sigHandler(int) in "/opt/openfoam220/platforms/linux64GccDPOpt/lib/libOpenFOAM.so"
#2 in "/lib/x86_64-linux-gnu/libc.so.6"
#3 Foam::inversePointDistanceDiffusivity::correct() in "/opt/openfoam220/platforms/linux64GccDPOpt/lib/libfvMotionSolvers.so"
#4 Foam::inversePointDistanceDiffusivity::inversePoin tDistanceDiffusivity(Foam::fvMesh const&, Foam::Istream&) in "/opt/openfoam220/platforms/linux64GccDPOpt/lib/libfvMotionSolvers.so"
#5 Foam::motionDiffusivity::addIstreamConstructorToTa ble<Foam::inversePointDistanceDiffusivity>::New(Fo am::fvMesh const&, Foam::Istream&) in "/opt/openfoam220/platforms/linux64GccDPOpt/lib/libfvMotionSolvers.so"
#6 Foam::motionDiffusivity::New(Foam::fvMesh const&, Foam::Istream&) in "/opt/openfoam220/platforms/linux64GccDPOpt/lib/libfvMotionSolvers.so"
#7 Foam::displacementLaplacianFvMotionSolver::displac ementLaplacianFvMotionSolver(Foam:olyMesh const&, Foam::IOdictionary const&) in "/opt/openfoam220/platforms/linux64GccDPOpt/lib/libfvMotionSolvers.so"
#8 Foam::motionSolver::adddictionaryConstructorToTabl e<Foam::displacementLaplacianFvMotionSolver>::New( Foam:olyMesh const&, Foam::IOdictionary const&) in "/opt/openfoam220/platforms/linux64GccDPOpt/lib/libfvMotionSolvers.so"
#9 Foam::motionSolver::New(Foam:olyMesh const&, Foam::IOdictionary const&) in "/opt/openfoam220/platforms/linux64GccDPOpt/lib/libdynamicMesh.so"
#10 Foam::motionSolver::New(Foam:olyMesh const&) in "/opt/openfoam220/platforms/linux64GccDPOpt/lib/libdynamicMesh.so"
#11 Foam::dynamicMotionSolverFvMesh::dynamicMotionSolv erFvMesh(Foam::IOobject const&) in "/opt/openfoam220/platforms/linux64GccDPOpt/lib/libdynamicFvMesh.so"
#12 Foam::dynamicFvMesh::addIOobjectConstructorToTable <Foam::dynamicMotionSolverFvMesh>::New(Foam::IOobj ect const&) in "/opt/openfoam220/platforms/linux64GccDPOpt/lib/libdynamicFvMesh.so"
#13 Foam::dynamicFvMesh::New(Foam::IOobject const&) in "/opt/openfoam220/platforms/linux64GccDPOpt/lib/libdynamicFvMesh.so"