diff --git a/Src/Asp.Net/SqlServerTest/UnitTest/UQueryable.cs b/Src/Asp.Net/SqlServerTest/UnitTest/UQueryable.cs
index fce379d5e..fe0269d87 100644
--- a/Src/Asp.Net/SqlServerTest/UnitTest/UQueryable.cs
+++ b/Src/Asp.Net/SqlServerTest/UnitTest/UQueryable.cs
@@ -147,6 +147,12 @@ namespace OrmTest
                 name="a"
             }).ToList();
 
+            var bytes2 = db.Queryable<UnitBytes11>().Select(it => new
+            {
+                b = it 
+            }).ToList();
+
+
             db.CodeFirst.InitTables<BoolTest1>();
             db.CodeFirst.InitTables<BoolTest2>();
             db.Queryable<BoolTest1>().Where(it => !it.a).ToList();
diff --git a/Src/Asp.Net/SqlSugar/Utilities/ValidateExtensions.cs b/Src/Asp.Net/SqlSugar/Utilities/ValidateExtensions.cs
index df518b73f..8ae5209a0 100644
--- a/Src/Asp.Net/SqlSugar/Utilities/ValidateExtensions.cs
+++ b/Src/Asp.Net/SqlSugar/Utilities/ValidateExtensions.cs
@@ -166,7 +166,7 @@ namespace SqlSugar
 
         public static bool IsClass(this Type thisValue)
         {
-            return thisValue != StringType && thisValue.IsEntity();
+            return thisValue != StringType && thisValue.IsEntity()&&thisValue!=UtilConstants.ByteArrayType;
         }
     }
 }