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Ansys Learning Forum Forums Discuss Simulation Photonics fdtd-engine-mpich2nem crashed with SIGSEGV in state_l_rankrcvd_handler() Reply To: fdtd-engine-mpich2nem crashed with SIGSEGV in state_l_rankrcvd_handler()

Lito
Ansys Employee

@Xiaoxuan Ma,

A quick google search for this error: SIGSEGV could indicate a hardware issue. Check your hardware (run diagnostics on your RAM, MOBO, CPU). Ensure that you disable any power saving features on your Ubuntu machine. If you are running a large/complex simulation that takes a long time to run: