Hi, I solved this issue by loading presence module first before loading ims_usrloc_scscf.
Jan 1 06:52:49 olc-dd kamailio[20800]: DEBUG: <core> [core/sr_module.c:982]: init_mod(): ims_usrloc_scscf
Jan 1 06:52:49 olc-dd kamailio[20800]: INFO: ims_usrloc_scscf [hslot.c:69]: ul_init_locks(): locks array size 512
Jan 1 06:52:49 olc-dd kamailio[20800]: INFO: ims_usrloc_scscf [contact_hslot.c:67]: init_contacts_locks(): locks array size 512
Jan 1 06:52:49 olc-dd kamailio[20800]: INFO: ims_usrloc_scscf [hslot_sp.c:70]: subs_init_locks(): locks array size 512
Jan 1 06:52:49 olc-dd kamailio[20800]: DEBUG: <core> [core/sr_module.c:707]: find_mod_export_record(): found export of <bind_presence> in module presence [/usr/local/lib64/kamailio/modules/presence.so]
Jan 1 06:52:49 olc-dd kamailio[20800]: DEBUG: <core> [core/sr_module.c:707]: find_mod_export_record(): found export of <load_ims_dlg> in module ims_dialog [/usr/local/lib64/kamailio/modules/ims_dialog.so]
Jan 1 06:52:49 olc-dd kamailio[20800]: DEBUG: ims_usrloc_scscf [ims_usrloc_scscf_mod.c:397]: mod_init(): DLGCB_CREATED created successfully