Problem of linking PROPhet to LAMMPS-18Sep20

[JWCheys]

When I try to link PROPhet to LAMMPS-18Sep20, I got the following errors:

In file included from ../style_pair.h:32:0,
from ../lammps.cpp:28:
../pair_nn.h:48:20: fatal error: System.h: No such file or directory
#include "System.h"
^
compilation terminated.

make[1]: *** [lammps.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make[1]: Leaving directory `/home/chejunwei/software/library/lammps-18Sep20/src/Obj_mpi'