--resolve FS-5478

src/mod/applications/mod_callcenter/mod_callcenter.c

@@ -1525,7 +1525,15 @@ static void *SWITCH_THREAD_FUNC outbound_agent_thread_run(switch_thread_t *threa
 				/* Switch the agent session */
 				if (real_uuid) {
 					switch_core_session_rwunlock(agent_session);
-					agent_session = switch_core_session_locate(real_uuid);
+					if (!(agent_session = switch_core_session_locate(real_uuid))) {
+						switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(member_session), SWITCH_LOG_DEBUG, "Real session is already gone (agent '%s')\n", h->agent_name);
+						sql = switch_mprintf("UPDATE members SET state = '%q', serving_agent = '', serving_system = ''"
+											 " WHERE serving_agent = '%q' AND serving_system = '%q' AND uuid = '%q' AND system = 'single_box'",
+											 cc_member_state2str(CC_MEMBER_STATE_WAITING), h->agent_name, h->agent_system, h->member_uuid);
+						cc_execute_sql(NULL, sql, NULL);
+						switch_safe_free(sql);
+						goto done;
+					}
 					agent_uuid = switch_core_session_get_uuid(agent_session);
 					agent_channel = switch_core_session_get_channel(agent_session);