File input/output error: > remd.log

i’m using gromaces 2020.4 and trying to get replica-exchange using this code for 36 temepratures

for i in 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35

do

gmx grompp -f nvt_$i.mdp -c em.gro -p topol.top -o remd_$i.tpr

done

mpirun -np 37 gmx_mpi mdrun -v -deffnm remd -multidir sim1 sim2 … sim36 -replex 500 >> replex.log

but got


Program: gmx mdrun, version 2021.3
Source file: src/gromacs/utility/futil.cpp (line 431)
MPI rank: 3 (out of 37)

File input/output error:
remd.log

For more information and tips for troubleshooting, please check the GROMACS
website at Errors - Gromacs

i got in replex.log

MPI_ABORT was invoked on rank 5 in communicator MPI_COMM_WORLD
with errorcode 1.

NOTE: invoking MPI_ABORT causes Open MPI to kill all MPI processes.
You may or may not see output from other processes, depending on
exactly when Open MPI kills them.


MPI_ABORT was invoked on rank 4 in communicator MPI_COMM_WORLD
with errorcode 1.

NOTE: invoking MPI_ABORT causes Open MPI to kill all MPI processes.
You may or may not see output from other processes, depending on
exactly when Open MPI kills them.

can someone help please ?

is there any help, please ? i’m stuck in this problem and couldn’t find a solution