diff --git a/icshttp/handler.go b/icshttp/handler.go
index 256527f..471e34b 100644
--- a/icshttp/handler.go
+++ b/icshttp/handler.go
@@ -580,21 +580,22 @@ func (s *ScenarioSession) BOTPFunc(w http.ResponseWriter, r *http.Request) {
 		// 맵을 JSON으로 마샬링
 		uuiJSON, err := json.Marshal(uuiMap)
 		if err != nil {
-			fmt.Println("Error marshaling UUI:", err)
+			l.Printf(icslog.LOG_LEVEL_ERROR, -1, "Error marshaling UUI: %v", err)
+
 			return
 		}
 
 		// 마샬링된 JSON을 json.RawMessage로 변환
 		response.Data.UUI = json.RawMessage(uuiJSON)
 		response.Data.TelNo = request.TelNo
-		s.m.Unlock()
+		// s.m.Unlock()
 		// response marshal
 
 		resMarshal, jerr := json.Marshal(response)
 		if jerr != nil {
-			fmt.Println("Json Marshal error ", jerr)
+			l.Printf(icslog.LOG_LEVEL_ERROR, -1, "Json Marshal error %v", jerr)
 		}
-		fmt.Printf("%+v", response)
+		l.Printf(icslog.LOG_LEVEL_INFO, -1, "%+v", response)
 		l.Printf(icslog.LOG_LEVEL_INFO, -1, "Send Message\n %s", string(resMarshal))
 
 		// if s.session[request.Token].Count < len(scnarioConf[dnis]) && scnarioConf[dnis][s.session[request.Token].Count].TimeValue {