Fatal error in PMPI_Bcast: Message truncated, error stack: PMPI_Bcast(2654)...: MPI_Bcast(buf=0x7ffe63518210, count=1, MPI_LONG_LONG_INT, root=0, MPI_COMM_WORLD) failed MPIR_Bcast_impl(1804)...: fail failed MPIR_Bcast(1832)...: fail failed I_MPIR_Bcast_intra(2057)...: F...
on node 0 (rank 0 in comm 0): Fatal error in PMPI_Recv: Unknown error class, error stack:...
The patch didn't solve the error. I recompiled from a fresh unzip of lammps-stable, applied the modifications, and ran: mpirun -np 12 lammps-29Sep2021/build/lmp -in benzene_water.in I got the error(s): Fatal error in PMPI_Wait: Message truncated, error stack: PMPI_Wait(219)...: ...