diff --git a/src/Luban.Job.Cfg/Source/DataCreators/SheetDataCreator.cs b/src/Luban.Job.Cfg/Source/DataCreators/SheetDataCreator.cs
index 6940319..f8f1dad 100644
--- a/src/Luban.Job.Cfg/Source/DataCreators/SheetDataCreator.cs
+++ b/src/Luban.Job.Cfg/Source/DataCreators/SheetDataCreator.cs
@@ -251,14 +251,11 @@ namespace Luban.Job.Cfg.DataCreators
 
         public DType Accept(TBytes type, Sheet sheet, TitleRow row)
         {
-            throw new NotImplementedException();
+            throw new NotSupportedException();
         }
 
         public DType Accept(TText type, Sheet sheet, TitleRow row)
         {
-            //var s = row.AsStream(row.SelfTitle.Sep);
-            //return type.Apply(ExcelStreamDataCreator.Ins, s);
-
             if (string.IsNullOrEmpty(row.SelfTitle.SepOr(type.GetTag("sep"))))
             {
                 if (row.CellCount != 2)
diff --git a/src/Luban.Job.Cfg/Source/Utils/DataUtil.cs b/src/Luban.Job.Cfg/Source/Utils/DataUtil.cs
index af15d54..0303dff 100644
--- a/src/Luban.Job.Cfg/Source/Utils/DataUtil.cs
+++ b/src/Luban.Job.Cfg/Source/Utils/DataUtil.cs
@@ -26,7 +26,10 @@ namespace Luban.Job.Cfg.Utils
         public static DType CreateVector(TVector2 type, string x)
         {
             var values = SplitVectorString(x);
-
+            if (values.Length != 2)
+            {
+                throw new Exception($"'{x}' 不是合法vector2类型数据");
+            }
             return new DVector2(new System.Numerics.Vector2(float.Parse(values[0]), float.Parse(values[1])));
 
         }
@@ -34,7 +37,10 @@ namespace Luban.Job.Cfg.Utils
         public static DType CreateVector(TVector3 type, string x)
         {
             var values = SplitVectorString(x);
-
+            if (values.Length != 3)
+            {
+                throw new Exception($"'{x}' 不是合法vector3类型数据");
+            }
             return new DVector3(new System.Numerics.Vector3(float.Parse(values[0]), float.Parse(values[1]), float.Parse(values[2])));
 
         }
@@ -42,9 +48,19 @@ namespace Luban.Job.Cfg.Utils
         public static DType CreateVector(TVector4 type, string x)
         {
             var values = SplitVectorString(x);
+            if (values.Length != 4)
+            {
+                throw new Exception($"'{x}' 不是合法vector4类型数据");
+            }
             return new DVector4(new System.Numerics.Vector4(float.Parse(values[0]), float.Parse(values[1]), float.Parse(values[2]), float.Parse(values[3])));
         }
 
+        public static DType CreateBytes(string x)
+        {
+            string[] ss = SplitVectorString(x);
+            return new DBytes(ss.Select(s => byte.Parse(s)).ToArray());
+        }
+
         //public static DDateTime CreateDateTime(string x, TimeZoneInfo timeZoneInfo)
         //{