Why in the Linux operating system, when I run this code on the master node, it can get some results, but if I run it on the other nodes, it has the error like this.

[VennyXiao]

[node2:182937] *** Process received signal ***
[node2:182937] Signal: Segmentation fault (11)
[node2:182937] Signal code: Address not mapped (1)
[node2:182937] Failing at address: 0x58
[node2:182937] [ 0] /lib64/libpthread.so.0(+0xf6d0)[0x2b8f1f2316d0]
[node2:182937] [ 1] SU2_CFD[0xa8835d]
[node2:182937] [ 2] SU2_CFD[0x846acc]
[node2:182937] [ 3] SU2_CFD[0x6dfdd8]
[node2:182937] [ 4] SU2_CFD[0xb86ce7]
[node2:182937] [ 5] SU2_CFD[0x49d234]
[node2:182937] [ 6] SU2_CFD[0x49cd38]
[node2:182937] [ 7] SU2_CFD[0x4cecb2]
[node2:182937] [ 8] SU2_CFD[0x4cfec2]
[node2:182937] [ 9] SU2_CFD[0x476df3]
[node2:182937] [10] SU2_CFD[0x476859]
[node2:182937] [11] SU2_CFD[0x41357b]
[node2:182937] [12] /lib64/libc.so.6(__libc_start_main+0xf5)[0x2b8f1f460445]
[node2:182937] [13] SU2_CFD[0x412bd9]
[node2:182937] *** End of error message ***
Segmentation fault (core dumped)