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After of the compilation I get the following error, because not found this library

mpirun -np 4 nwchem H2O.nw

nwchem: error while loading shared libraries: libmpi_f90.so.1: cannot open shared object file: No such file or directory
nwchem: error while loading shared libraries: libmpi_f90.so.1: cannot open shared object file: No such file or directory
nwchem: error while loading shared libraries: libmpi_f90.so.1: cannot open shared object file: No such file or directory
nwchem: error while loading shared libraries: libmpi_f90.so.1: cannot open shared object file: No such file or directory