This looks like a mismatch between mpirun and mpicc. What command did you use to compile? Thanks.

--Steve

+ /home/bilal/simulations/helloworld/SIMFACTORY/exe/cactus_sim -L 3 /home/bilal/simulations/helloworld/output-0000/HelloWorld.par
INFO (Cactus): Increasing logging level from 0 to 3
Fatal error in PMPI_Comm_rank: Invalid communicator, error stack:
PMPI_Comm_rank(110): MPI_Comm_rank(comm=0x20ff2d00, rank=0x7ffcc2c96888) failed
PMPI_Comm_rank(68).: Invalid communicator
[unset]: write_line error; fd=-1 buf=:cmd=abort exitcode=604589317
:
system msg for write_line failure : Bad file descriptor
Mon Feb 10 20:23:00 GMT 2020
Simfactory Done at date: 0

On Mon, Feb 10, 2020 at 8:31 PM bilal hameed awan <bilalhameedawan962@gmail.com> wrote:

Dear Sir,

I just installed ET on Ubuntu 18.04. I followed instructions in "tutorial for new users". I installed ET, configured it in simfactory. my first command gives following output please tell me is it ok?

Thanks

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