.\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.47.4. .TH IQTREE-MPI "1" "February 2017" "iqtree-mpi 1.5.3+dfsg" "User Commands" .SH NAME iqtree-mpi \- efficient phylogenetic software by maximum likelihood (multiprocessor version) .SH DESCRIPTION [sputnik:28367] [[INVALID],INVALID] ORTE_ERROR_LOG: A system\-required executable either could not be found or was not executable by this user in file ess_singleton_module.c at line 453 [sputnik:28367] [[INVALID],INVALID] ORTE_ERROR_LOG: A system\-required executable either could not be found or was not executable by this user in file ess_singleton_module.c at line 165 \fB\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\fR It looks like orte_init failed for some reason; your parallel process is likely to abort. There are many reasons that a parallel process can fail during orte_init; some of which are due to configuration or environment problems. This failure appears to be an internal failure; here's some additional information (which may only be relevant to an Open MPI developer): .IP orte_ess_init failed \fB\-\-\fR> Returned value A system\-required executable either could not be found or was not executable by this user (\fB\-126\fR) instead of ORTE_SUCCESS .PP \fB\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\fR \fB\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\fR It looks like MPI_INIT failed for some reason; your parallel process is likely to abort. There are many reasons that a parallel process can fail during MPI_INIT; some of which are due to configuration or environment problems. This failure appears to be an internal failure; here's some additional information (which may only be relevant to an Open MPI developer): .IP ompi_mpi_init: ompi_rte_init failed \fB\-\-\fR> Returned "A system\-required executable either could not be found or was not executable by this user" (\fB\-126\fR) instead of "Success" (0) .PP \fB\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\fR *** An error occurred in MPI_Init *** on a NULL communicator *** MPI_ERRORS_ARE_FATAL (processes in this communicator will now abort, *** and potentially your MPI job) [sputnik:28367] Local abort before MPI_INIT completed completed successfully, but am not able to aggregate error messages, and not able to guarantee that all other processes were killed!