EPC is going down, when I attach a UE
Hi,
I have installed OAI and able to bring up, EPC, HSS and eNB processes..
When I attach a UE (Dongle with SIM), EPC is going down with the following message on the screen.
052 Approx ITTI NAS task stack pointer is 0x7fc7dcbb1ee8 000817 00043:779467 7FC7D7FFF700 DEBUG SCTP RC/SCTP/sctp_primitives_server.c:0305 Successfully sent 42 bytes on stream 1
Assertion (0) failed! In mme_app_handle_s6a_update_location_ans() /home/oai/openair-cn/SRC/MME_APP/mme_app_location.c:118 "ULR/ULA procedure returned non success\n" Will Intentionaly raise SEGFAULT to be catched by GDB! Obtained 5 stack frames. mme_gw(display_backtrace+0x28) [0x4e020b] mme_gw(mme_app_handle_s6a_update_location_ans+0x287) [0x4db7ba] mme_gw(mme_app_thread+0x138) [0x4d5d48] /lib/x86_64-linux-gnu/libpthread.so.0(+0x8184) [0x7fc7e26d7184] /lib/x86_64-linux-gnu/libc.so.6(clone+0x6d) [0x7fc7e0d2437d]
I saw the bellow message on eNB screen****
[MAC][I][schedule_RA] [eNB 0][RAPROC] CC_id 0 Frame 635, subframeP 0: Checking if Msg4 was acknowledged: MAC: msg4 acknowledged for rnti e915 fsf 635/0, let's configure it [MAC][I][schedule_RA] [eNB 0][RAPROC] CC_id 0 Frame 635, subframeP 0 : Msg4 acknowledged [MAC][I][schedule_ulsch_rnti] [eNB 0][PUSCH 2/e915] CC_id 0 Frame 635 subframeP 0 Scheduled UE 0 (mcs 10, first rb 1, nb_rb 6, rb_table_index 5, TBS 129, harq_pid 2) [MAC][I][rx_sdu] [eNB 0] CC_id 0 MAC CE_LCID 29 : ul_total_buffer = 0 (lcg increment 0) [RRC][N][eNB 0] Frame 635: received a DCCH 1 message on SRB 1 with Size 65 from UE e915 [RRC][I][FRAME 00000][eNB][MOD 00][RNTI e915] Received on DCCH 1 RRC_DCCH_DATA_IND [RRC][I][FRAME 00000][eNB][MOD 00][RNTI e915] [RAPROC] Logical Channel UL-DCCH, processing RRCConnectionSetupComplete from UE (SRB1 Active) [RRC][I][FRAME 00000][eNB][MOD 00][RNTI e915] UE State = RRC_CONNECTED [S1AP][W][s1ap_eNB_handle_nas_first_req] No MME is associated to the eNB ^CReceived SIGINT
Can any one help me resolving this issue..
Best Regards Balaji