diff --git a/internal/services/key_cron_service.go b/internal/services/key_cron_service.go
index ec50fb2..46a48dc 100644
--- a/internal/services/key_cron_service.go
+++ b/internal/services/key_cron_service.go
@@ -149,8 +149,8 @@ func (s *KeyCronService) worker(ctx context.Context, wg *sync.WaitGroup, group *
 	for key := range jobs {
 		isValid, validationErr := s.Validator.ValidateSingleKey(ctx, &key, group)
 
-		newStatus := key.Status
-		newErrorReason := key.ErrorReason
+		var newStatus string
+		var newErrorReason string
 		statusChanged := false
 
 		if validationErr != nil {
@@ -161,11 +161,8 @@ func (s *KeyCronService) worker(ctx context.Context, wg *sync.WaitGroup, group *
 			// Validation succeeded
 			if isValid {
 				newStatus = "active"
-				newErrorReason = "" // Clear reason on success
+				newErrorReason = ""
 			} else {
-				// This case might happen if the key is valid but has no quota, etc.
-				// The error would be in validationErr, so this branch is less likely.
-				// We still mark it as inactive but without a specific error from our side.
 				newStatus = "inactive"
 				newErrorReason = "Validation returned false without a specific error."
 			}
diff --git a/internal/services/key_manual_validation_service.go b/internal/services/key_manual_validation_service.go
index ed83890..3b2e500 100644
--- a/internal/services/key_manual_validation_service.go
+++ b/internal/services/key_manual_validation_service.go
@@ -57,12 +57,12 @@ func (s *KeyManualValidationService) StartValidationTask(group *models.Group) (*
 	}
 
 	// Run the validation in a separate goroutine
-	go s.runValidation(group, keys, taskStatus)
+	go s.runValidation(group, keys)
 
 	return taskStatus, nil
 }
 
-func (s *KeyManualValidationService) runValidation(group *models.Group, keys []models.APIKey, task *TaskStatus) {
+func (s *KeyManualValidationService) runValidation(group *models.Group, keys []models.APIKey) {
 	logrus.Infof("Starting manual validation for group %s", group.Name)
 
 	jobs := make(chan models.APIKey, len(keys))
@@ -70,7 +70,7 @@ func (s *KeyManualValidationService) runValidation(group *models.Group, keys []m
 
 	concurrency := s.SettingsManager.GetInt("key_validation_concurrency", 10)
 	if concurrency <= 0 {
-		concurrency = 10 // Fallback to a safe default
+		concurrency = 10
 	}
 
 	var wg sync.WaitGroup