use send_reply instead of sl_send_reply

kamailio/dispatcher-role-5.3.cfg

@@ -139,8 +139,8 @@ route[DISPATCHER_SELECT_ROUTES]
 
     ds_select_routes("$var(ds_rule)", "2");
     if ($xavp(ds_ctx=>cnt) == 0) {
-        xlog("L_WARN", "$ci|end|no servers available in primary or backup group\n");
-        sl_send_reply("480", "All servers busy");
+        xlog("L_WARN", "$ci|end|no servers available in primary ($var(ds_primary_group)) or backup group ($var(ds_backup_group))\n");
+        send_reply("480", "All servers busy");
         exit;
     }
 

kamailio/dispatcher-role-5.4.cfg

@@ -139,8 +139,8 @@ route[DISPATCHER_SELECT_ROUTES]
 
     ds_select_routes("$var(ds_rule)", "2");
     if ($xavp(ds_ctx=>cnt) == 0) {
-        xlog("L_WARN", "$ci|end|no servers available in primary or backup group\n");
-        sl_send_reply("480", "All servers busy");
+        xlog("L_WARN", "$ci|end|no servers available in primary ($var(ds_primary_group)) or backup group ($var(ds_backup_group))\n");
+        send_reply("480", "All servers busy");
         exit;
     }