Core was generated by `/usr/bin/open5gs-mmed -c /etc/open5gs/mme.yaml'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  enb_ue_source_deassociate_target (enb_ue=enb_ue@entry=0x557a60756080) at ../src/mme/mme-context.c:3975
3975    ../src/mme/mme-context.c: No such file or directory.
[Current thread is 1 (Thread 0x7ffae57fa6c0 (LWP 6607))]
(gdb) backtrace
#0  enb_ue_source_deassociate_target (enb_ue=enb_ue@entry=0x557a60756080) at ../src/mme/mme-context.c:3975
#1  0x0000557a359c258f in s1ap_handle_ue_context_release_action (enb_ue=enb_ue@entry=0x557a60756080) at ../src/mme/s1ap-handler.c:1992
#2  0x0000557a359f5748 in mme_state_operational (s=<optimized out>, e=0x7ffae001c6e0) at ../src/mme/mme-sm.c:240
#3  0x00007ffb641baf80 in ogs_fsm_dispatch () from /usr/lib/x86_64-linux-gnu/libogscore.so.2
#4  0x0000557a359a8987 in mme_main (data=<optimized out>) at ../src/mme/mme-init.c:152
#5  0x00007ffb641b0ac1 in ?? () from /usr/lib/x86_64-linux-gnu/libogscore.so.2
#6  0x00007ffb63bad1c4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#7  0x00007ffb63c2d85c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81