diff --git a/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/SafetyCheck/SafetyCheckService.cs b/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/SafetyCheck/SafetyCheckService.cs
index a9b6edc56..9554b73db 100644
--- a/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/SafetyCheck/SafetyCheckService.cs	
+++ b/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/SafetyCheck/SafetyCheckService.cs	
@@ -164,7 +164,7 @@ namespace Learun.Application.TwoDevelopment.EducationalAdministration
                 var id = keyValue.Split(',');
                 foreach (var item in id)
                 {
-                    db.Delete(item);
+                    db.Delete<SafetyCheckEntity>(t => t.ID == item);
                 }
                 db.Commit();
             }