hi to all

I want to use mpich for running my SUNTANS code

when I dont use mpich my example code runs. but when I use mpich

this error creates.

what's the problem and how can I fix it?

thanks in advance

Fatal error in PMPI_Gather: Invalid buffer pointer, error stack:
PMPI_Gather(856): MPI_Gather(sbuf=0xe176a0, scount=1, MPI_INT, rbuf=0xe176a0, rcount=1, MPI_INT, root=0, comm=0x84000000) failed
PMPI_Gather(797): Buffers must not be aliased

===================================================================================
=   BAD TERMINATION OF ONE OF YOUR APPLICATION PROCESSES
=   EXIT CODE: 1
=   CLEANING UP REMAINING PROCESSES
=   YOU CAN IGNORE THE BELOW CLEANUP MESSAGES