[Abhisek]

I am trying to simulate a cyclorotor using overpimpledyfoam. I tried to change twoSimpleRotors tutorials. I am getting an error while running overpimpledyfoam.

openfoam$ overPimpleDyMFoam 
/*---------------------------------------------------------------------------*\
| =========                 |                                                 |
| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
|  \\    /   O peration     | Version:  2206                                  |
|   \\  /    A nd           | Website:  www.openfoam.com                      |
|    \\/     M anipulation  |                                                 |
\*---------------------------------------------------------------------------*/
Build  : _76d719d1-20220624 OPENFOAM=2206 version=2206
Arch   : "LSB;label=32;scalar=64"
Exec   : overPimpleDyMFoam
Date   : Nov 24 2022
Time   : 02:26:52
Host   : 13f3cbd450ef
PID    : 320
I/O    : uncollated
Case   : /home/openfoam/Cyclo/Mesh
nProcs : 1
trapFpe: Floating point exception trapping enabled (FOAM_SIGFPE).
fileModificationChecking : Monitoring run-time modified files using timeStampMaster (fileModificationSkew 5, maxFileModificationPolls 20)
allowSystemOperations : Allowing user-supplied system call operations

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
Create time

Overriding DebugSwitches according to controlDict
    overset         0;

    dynamicOversetFvMesh 0;

    cellVolumeWeight 0;

Create mesh for time = 0

Selecting dynamicFvMesh dynamicOversetFvMesh
Selecting motion solver: multiSolidBodyMotionSolver
Applying motion to entire mesh
Selecting solid-body motion function rotatingMotion
Applying solid body motion rotatingMotion to 117090 points of cellZone rotatingZone
Selecting solid-body motion function rotatingMotion
Applying solid body motion rotatingMotion to 0 points of cellZone rotatingZone_2

PIMPLE: Operating solver in PISO mode

Reading field p

Reading field U

Reading/calculating face flux field phi

AMI: Creating addressing and weights between 19988 source faces and 20488 target faces
AMI: Patch source sum(weights) min:0.3665392239 max:1.01427269 average:0.9996267356
AMI: Patch target sum(weights) min:0.2931627386 max:1.136846399 average:0.9996719206
AMI: Creating addressing and weights between 97 source faces and 97 target faces
AMI: Patch source sum(weights) min:0.1544911247 max:1 average:0.8792211183
AMI: Patch target sum(weights) min:0.07254261927 max:1.023882703 average:0.9035065205
Creating cellMask field to block out hole cells

Creating interpolatedCells field 

Selecting incompressible transport model Newtonian
Selecting turbulence model type laminar
Selecting laminar stress model Stokes
Reading/calculating face velocity Uf

No MRF models present

No finite volume options present
Courant Number mean: 1.847137525e-08 max: 1.145214506e-05

Starting time loop

Courant Number mean: 1.847137525e-08 max: 1.145214506e-05
deltaT = 2.4e-05
Time = 2.4e-05

cellVolumeWeight : detected 3 mesh regions

    zone:0 nCells:144312
    zone:1 nCells:0
    zone:2 nCells:93884
Marking patch-cells on zone 0
Marking patch-cells on zone 1
Marking patch-cells on zone 2

After patch analysis : nCells : 238196
    other  : 222578
    patch  : 15618
    overset: 0

Creating mesh-to-mesh addressing for region0 and region0 regions using cellVolumeWeight
    Overlap volume: 0
Creating mesh-to-mesh addressing for region0 and region0 regions using cellVolumeWeight
--> FOAM Warning : 
    From Foam::triFace Foam::tetIndices::faceTriIs(const Foam::polyMesh&, bool) const
    in file meshes/polyMesh/polyMeshTetDecomposition/tetIndicesI.H at line 71
    No base point for face 160124, 4(8109 6517 8299 6176), produces a valid tet decomposition.
--> FOAM Warning : 
    From Foam::triFace Foam::tetIndices::faceTriIs(const Foam::polyMesh&, bool) const
    in file meshes/polyMesh/polyMeshTetDecomposition/tetIndicesI.H at line 71
    No base point for face 160124, 4(8109 6517 8299 6176), produces a valid tet decomposition.
--> FOAM Warning : 
    From Foam::triFace Foam::tetIndices::faceTriIs(const Foam::polyMesh&, bool) const
    in file meshes/polyMesh/polyMeshTetDecomposition/tetIndicesI.H at line 71
    No base point for face 160124, 4(8109 6517 8299 6176), produces a valid tet decomposition.

--> FOAM Warning : 
    From Foam::triFace Foam::tetIndices::faceTriIs(const Foam::polyMesh&, bool) const
    in file meshes/polyMesh/polyMeshTetDecomposition/tetIndicesI.H at line 71
    No base point for face 111925, 4(5672 7531 8811 7092), produces a valid tet decomposition.
--> FOAM Warning : 
    From Foam::triFace Foam::tetIndices::faceTriIs(const Foam::polyMesh&, bool) const
    in file meshes/polyMesh/polyMeshTetDecomposition/tetIndicesI.H at line 71
    No base point for face 111925, 4(5672 7531 8811 7092), produces a valid tet decomposition.
--> FOAM Warning : 
    From Foam::triFace Foam::tetIndices::faceTriIs(const Foam::polyMesh&, bool) const
    in file meshes/polyMesh/polyMeshTetDecomposition/tetIndicesI.H at line 71
    No base point for face 111925, 4(5672 7531 8811 7092), produces a valid tet decomposition.


--> FOAM Warning : Suppressing any further warnings.
    Overlap volume: 0.03326379131
Creating mesh-to-mesh addressing for region0 and region0 regions using cellVolumeWeight
    Overlap volume: 0
cellVolumeWeight : detected 5 mesh regions after overset

Front : fraction:1 size:785
AMI: Creating addressing and weights between 19988 source faces and 20488 target faces
AMI: Patch source sum(weights) min:0.2687839087 max:1.359852344 average:1.000107861
AMI: Patch target sum(weights) min:0.1043794529 max:2.0004285 average:1.000735608
AMI: Creating addressing and weights between 97 source faces and 97 target faces
AMI: Patch source sum(weights) min:0.252814622 max:1 average:0.8534758682
AMI: Patch target sum(weights) min:0.08005661388 max:1.102675627 average:0.889544339
Overset analysis : nCells : 238196
    calculated   : 237088
    interpolated : 614
    hole         : 494

PIMPLE: iteration 1


--> FOAM FATAL IO ERROR: (openfoam-2206)
Unknown symmetric matrix preconditioner type DILU

Valid symmetric matrix preconditioner types :
5(DIC FDIC GAMG diagonal none)


    From static Foam::autoPtr<Foam::lduMatrix::preconditioner> Foam::lduMatrix::preconditioner::New(const Foam::lduMatrix::solver&, const Foam::dictionary&)
    in file matrices/lduMatrix/lduMatrix/lduMatrixPreconditioner.C at line 97.

FOAM exiting

openfoam2206:~/Cyclo/Mesh