From 836a63693b1ecd12f0bd25781198fa9d85b0e447 Mon Sep 17 00:00:00 2001
From: Sjhzjxc <sjhzjxc@gmail.com>
Date: Fri, 2 Jun 2023 10:31:07 +0800
Subject: [PATCH] Fix RouteValues must not be null error

---
 .../TagHelpers/Form/AbpDynamicformTagHelper.cs  | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Form/AbpDynamicformTagHelper.cs b/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Form/AbpDynamicformTagHelper.cs
index 463cd73971..e7dce55ff2 100644
--- a/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Form/AbpDynamicformTagHelper.cs
+++ b/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap/TagHelpers/Form/AbpDynamicformTagHelper.cs
@@ -57,7 +57,22 @@ public class AbpDynamicFormTagHelper : AbpTagHelper<AbpDynamicFormTagHelper, Abp
     public string Method { get; set; }
 
     [HtmlAttributeName(RouteValuesDictionaryName, DictionaryAttributePrefix = RouteValuesPrefix)]
-    public IDictionary<string, string> RouteValues { get; set; }
+    public IDictionary<string, string> RouteValues
+    {
+        get
+        {
+            if (_routeValues == null)
+            {
+                _routeValues = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
+            }
+
+            return _routeValues;
+        }
+        set
+        {
+            _routeValues = value;
+        }
+    }
 
     #endregion