diff --git a/Src/Asp.Net/SqlSugar/Abstract/SugarProvider/SqlSugarAccessory.cs b/Src/Asp.Net/SqlSugar/Abstract/SugarProvider/SqlSugarAccessory.cs
index 73466e287..e78dd9351 100644
--- a/Src/Asp.Net/SqlSugar/Abstract/SugarProvider/SqlSugarAccessory.cs
+++ b/Src/Asp.Net/SqlSugar/Abstract/SugarProvider/SqlSugarAccessory.cs
@@ -382,14 +382,15 @@ namespace SqlSugar
                     DependencyManagement.TryOscar();
                     break;
                 case DbType.MySqlConnector:
-                    InstanceFactory.CustomTypeName = SugarCompatible.IsFramework?"SqlSugar.MySqlConnector": "SqlSugar.MySqlConnectorCore";
+                    InstanceFactory.CustomDllName = SugarCompatible.IsFramework?"SqlSugar.MySqlConnector": "SqlSugar.MySqlConnectorCore";
                     break;
                 case DbType.Access:
-                    InstanceFactory.CustomTypeName = SugarCompatible.IsFramework?"SqlSugar.Access": "SqlSugar.AccessCore";
+                    InstanceFactory.CustomDllName = SugarCompatible.IsFramework?"SqlSugar.Access": "SqlSugar.AccessCore";
                     break;
                 case DbType.Custom:
-                    Check.Exception(config?.MoreSettings?.CustomNugetDllName == null,ErrorMessage.GetThrowMessage("if DbType is Custmon , ConnectionConfig.MoreSettings.CustomNugetDbName is not null", "DbType是Custom ，而需要设置外部数据库支持dll名称。示例： ConnectionConfig.MoreSettings.CustomNugetDllName=\"SqlSugar.DB2\" , 设置完后我们需要引用SqlSugar.DB2.dll "));
-                    InstanceFactory.CustomTypeName = config.MoreSettings.CustomNugetDllName;
+                    Check.Exception(InstanceFactory.CustomDbName==null , "DbType.Custom: InstanceFactory.CustomDbName is not null  ");
+                    Check.Exception(InstanceFactory.CustomNamespace == null, "DbType.Custom: InstanceFactory.CustomNamespace is not null  ");
+                    Check.Exception(InstanceFactory.CustomDllName == null, "DbType.Custom: InstanceFactory.CustomDllName is not null  ");
                     break;
                 default:
                     throw new Exception("ConnectionConfig.DbType is null");
diff --git a/Src/Asp.Net/SqlSugar/Entities/ConnMoreSettings.cs b/Src/Asp.Net/SqlSugar/Entities/ConnMoreSettings.cs
index bdab95bf4..2ab3dafb7 100644
--- a/Src/Asp.Net/SqlSugar/Entities/ConnMoreSettings.cs
+++ b/Src/Asp.Net/SqlSugar/Entities/ConnMoreSettings.cs
@@ -13,7 +13,6 @@ namespace SqlSugar
         public bool DisableNvarchar { get; set; }
         public bool PgSqlIsAutoToLower = true;
         public int DefaultCacheDurationInSeconds { get; set; }
-        public bool? TableEnumIsString { get; set; }
-        public string CustomNugetDllName { get;  set; }
+        public bool? TableEnumIsString { get; set; } 
     }
 }
diff --git a/Src/Asp.Net/SqlSugar/Infrastructure/InstanceFactory.cs b/Src/Asp.Net/SqlSugar/Infrastructure/InstanceFactory.cs
index a785b7071..3333eab53 100644
--- a/Src/Asp.Net/SqlSugar/Infrastructure/InstanceFactory.cs
+++ b/Src/Asp.Net/SqlSugar/Infrastructure/InstanceFactory.cs
@@ -11,7 +11,7 @@ namespace SqlSugar
     {
         static Assembly assembly = Assembly.GetExecutingAssembly();
         static Dictionary<string, Type> typeCache = new Dictionary<string, Type>();
-        public static string CustomTypeName = "";
+        public static string CustomDllName = "";
         public static string CustomDbName = "";
         public static string CustomNamespace = "";
         public static bool NoCache = false;
@@ -319,10 +319,10 @@ namespace SqlSugar
             }
             else
             {
-                if (!string.IsNullOrEmpty(CustomTypeName)) 
-                {
-                    type = CustomTypeName;
-                }
+                //if (!string.IsNullOrEmpty(CustomDllName)) 
+                //{
+                //    type = CustomDllName;
+                //}
                 return UtilConstants.AssemblyName + "." + type + name;
             }
         }
@@ -412,7 +412,7 @@ namespace SqlSugar
             {
                 lock (typeCache)
                 {
-                    if (string.IsNullOrEmpty(CustomTypeName))
+                    if (string.IsNullOrEmpty(CustomDllName))
                     {
                         type = Type.GetType(className + "`" + types.Length, true).MakeGenericType(types);
                     }
@@ -434,7 +434,7 @@ namespace SqlSugar
         {
 
             Type type = null;
-            if (string.IsNullOrEmpty(CustomTypeName))
+            if (string.IsNullOrEmpty(CustomDllName))
             {
                 type = Type.GetType(className + "`" + types.Length, true).MakeGenericType(types);
             }
@@ -490,7 +490,7 @@ namespace SqlSugar
         private static T NoCacheGetCacheInstance<T>(string className)
         {
             Type type = null;
-            if (string.IsNullOrEmpty(CustomTypeName))
+            if (string.IsNullOrEmpty(CustomDllName))
             {
                 type=assembly.GetType(className);
             }
@@ -504,15 +504,15 @@ namespace SqlSugar
 
         internal static Type GetCustomTypeByClass(string className)
         {
-            var key = "Assembly_"+ CustomTypeName+assembly.GetHashCode();
+            var key = "Assembly_"+ CustomDllName+assembly.GetHashCode();
             var newAssembly = new ReflectionInoCacheService().GetOrCreate<Assembly>(key, () => {
                 try
                 {
-                    return Assembly.LoadFrom(CustomTypeName + ".dll");
+                    return Assembly.LoadFrom(CustomDllName + ".dll");
                 }
                 catch 
                 {
-                    var message = "Not Found " + CustomTypeName + ".dll";
+                    var message = "Not Found " + CustomDllName + ".dll";
                     Check.Exception(true, message);
                     return null;
                 }