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Reply To: External field omega problem using DynOmegaD2Q9Descriptor and MPI compiler

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› Forums › OpenLB › Bug Reports › External field omega problem using DynOmegaD2Q9Descriptor and MPI compiler › Reply To: External field omega problem using DynOmegaD2Q9Descriptor and MPI compiler

August 26, 2019 at 8:16 pm #4528
mathias
Keymaster

Dear Junwei,

that is not a bug. A communication step is missing. Add

SuperExternal3D sExternal( superGeometry, sLattice, sLattice.getOverlap() );

sExternal.communicate();

and it will work!

Best
Mathias