LAMMPS GPU error on Windows

Dear LAMMPS users,

I’m trying to run the attached simple script using the command
lmp_serial -sf gpu -pk gpu 1 neigh no -in in.txt

and get the following error:

LAMMPS (29 Jun 2018)
OMP_NUM_THREADS environment is not set. Defaulting to 1 thread. (…/comm.cpp:87)
using 1 OpenMP thread(s) per MPI task
Lattice spacing in x,y,z = 0.8442 0.8442 0.8442
Created orthogonal box = (0 0 0) to (8.442 8.442 8.442)
1 by 1 by 1 MPI processor grid
Created 4000 atoms
Time spent = 0 secs
Reading potential file Si.tersoff with DATE: 2007-10-25

in.txt (325 Bytes)