Index: Field.cs
===================================================================
--- Field.cs	(revision 1711)
+++ Field.cs	(working copy)
@@ -262,10 +262,17 @@
             // now determine if we really should be binary
             if (connection.Settings.RespectBinaryFlags)
                 CheckForExceptions();
+            if (MaxLength < 2)
+            {
+                if (Type == MySqlDbType.String && ColumnLength == 36 && !connection.Settings.OldGuids)
+                    mySqlDbType = MySqlDbType.Guid;
+            }
+            else
+            {
+                if (Type == MySqlDbType.String && ColumnLength/MaxLength == 36 && !connection.Settings.OldGuids)
+                    mySqlDbType = MySqlDbType.Guid;
+            }
 
-            if (Type == MySqlDbType.String && ColumnLength == 36 && !connection.Settings.OldGuids)
-                mySqlDbType = MySqlDbType.Guid;
-
             if (!IsBinary) return;
 
             if (connection.Settings.RespectBinaryFlags)
Index: NativeDriver.cs
===================================================================
--- NativeDriver.cs	(revision 1711)
+++ NativeDriver.cs	(working copy)
@@ -746,9 +746,7 @@
                 colFlags = (ColumnFlags)packet.ReadInteger(2);
             else
                 colFlags = (ColumnFlags)packet.ReadByte();
-
-            field.SetTypeAndFlags(type, colFlags);
-
+                        
             field.Scale = (byte)packet.ReadByte();
 
 
@@ -770,6 +768,8 @@
                 field.Encoding = CharSetMap.GetEncoding(version, (string) charSets[field.CharacterSetIndex]);
             }
 
+            field.SetTypeAndFlags(type, colFlags);
+
             return field;
         }