From 3477092542ebd1f86937e292d7be497989749746 Mon Sep 17 00:00:00 2001
From: KMY <tt@kmycode.net>
Date: Thu, 6 Jul 2023 13:30:16 +0900
Subject: [PATCH] Fix reference errors

---
 app/services/process_references_service.rb | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/app/services/process_references_service.rb b/app/services/process_references_service.rb
index 194a65484e..596da748b9 100644
--- a/app/services/process_references_service.rb
+++ b/app/services/process_references_service.rb
@@ -15,14 +15,16 @@ class ProcessReferencesService < BaseService
 
     old_references
 
+    return unless added_references.size.positive? || removed_references.size.positive?
+
     StatusReference.transaction do
       remove_old_references
       add_references
 
       @status.save! if @save_records
-    end
 
-    create_notifications!
+      create_notifications!
+    end
   end
 
   private