diff --git a/service/CrawlerService.go b/service/CrawlerService.go
index a7d0395..e82b541 100644
--- a/service/CrawlerService.go
+++ b/service/CrawlerService.go
@@ -47,7 +47,7 @@ func (s *CrawlerService) DestroyService() {
 
 }
 
-func (s *CrawlerService) Auth(crawlerName string, auth map[string]string) error {
+func (s *CrawlerService) Auth(crawlerName string, auth map[string]interface{}) error {
 	_crawler, ok := s.Crawlers[crawlerName]
 	if !ok {
 		return fmt.Errorf("There is no crawler[%s]", crawlerName)
diff --git a/service/SensorConfigService.go b/service/SensorConfigService.go
index b4c02d6..09fa7a1 100644
--- a/service/SensorConfigService.go
+++ b/service/SensorConfigService.go
@@ -63,13 +63,13 @@ func (s *SensorConfigService) AddConfig(sensorConfig *ocsm.SensorConfig) error {
 		return fmt.Errorf("Sensor config is not valid")
 	}
 
-	sensorConfigID := sensorConfig.ConfigID
-	if _, ok := s.sensorConfigs[sensorConfigID]; ok {
-		return fmt.Errorf("Sensor config[%s] is exist already", sensorConfigID)
+	configID := sensorConfig.ConfigID
+	if _, ok := s.sensorConfigs[configID]; ok {
+		return fmt.Errorf("Sensor config[%s] is exist already", configID)
 	}
-	s.sensorConfigs[sensorConfigID] = sensorConfig
+	s.sensorConfigs[configID] = sensorConfig
 
-	logging.Logger().Debugf("Sensor config[%d] was added", sensorConfigID)
+	logging.Logger().Debugf("Sensor config[%s] was added", configID)
 
 	return nil
 }
@@ -79,14 +79,14 @@ func (s *SensorConfigService) UpdateConfig(sensorConfig *ocsm.SensorConfig) erro
 		return fmt.Errorf("Sensor config is not valid")
 	}
 
-	sensorConfigID := sensorConfig.ConfigID
-	if _, ok := s.sensorConfigs[sensorConfigID]; !ok {
-		return fmt.Errorf("Sensor config[%s] is not exist", sensorConfigID)
+	configID := sensorConfig.ConfigID
+	if _, ok := s.sensorConfigs[configID]; !ok {
+		return fmt.Errorf("Sensor config[%s] is not exist", configID)
 	}
-	delete(s.sensorConfigs, sensorConfigID)
-	s.sensorConfigs[sensorConfigID] = sensorConfig
+	delete(s.sensorConfigs, configID)
+	s.sensorConfigs[configID] = sensorConfig
 
-	logging.Logger().Debugf("Sensor config[%d] was updated", sensorConfigID)
+	logging.Logger().Debugf("Sensor config[%s] was updated", configID)
 
 	return nil
 }