Error while running program

hi, I am using EME solver in Mode solution. I am getting engine error.
Error: failed to run job
could not find MPI executable mpiexec.exe
check resource configuration


Welcome to Lumerical Knowledge Exchange.

Either the MPI you are using is not installed on your machine or there is something wrong with the MPI installation.
We have this article in KX for more information and suggestions on how to resolve the issue: