fluent单机多核并行计算打开时出错

gaorh1202

请教各位，fluent单机多核并行计算打开时出错：该怎么解决？？？
job aborted:
process: node: exit code: error message:
0: localhost: 13: Fatal error in MPI_Init: Other MPI error, error stack:
MPIR_Init_thread(225).......................: Initialization failed
MPID_Init(81)...............................: channel initialization failed
MPIDI_CH3_Init(46)..........................:
MPIDI_CH3U_Init_sock(67)....................: failed to get my business card
MPIDI_CH3U_Get_business_card_sock(297)......: unable to get the host description
MPIDU_Sock_get_host_description(750)........:
MPIDU_Sock_hostname_to_host_description(696): host description buffer too small
(unknown)(): MPI_Group_union(%G, %G, new_group=%p) failed