diff --git a/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Theme.Shared/wwwroot/libs/abp/aspnetcore-mvc-ui-theme-shared/jquery-form/jquery-form-extensions.js b/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Theme.Shared/wwwroot/libs/abp/aspnetcore-mvc-ui-theme-shared/jquery-form/jquery-form-extensions.js
index 9bcd6b155d..9470d46f88 100644
--- a/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Theme.Shared/wwwroot/libs/abp/aspnetcore-mvc-ui-theme-shared/jquery-form/jquery-form-extensions.js
+++ b/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Theme.Shared/wwwroot/libs/abp/aspnetcore-mvc-ui-theme-shared/jquery-form/jquery-form-extensions.js
@@ -98,7 +98,6 @@
                 return;
             }
 
-            arr = $form.serializeArray();
             var formData = new FormData(formEl);
             var submitter = e.originalEvent && e.originalEvent.submitter;
             if (submitter && submitter.name) {