diff --git a/DSH.cabal b/DSH.cabal
--- a/DSH.cabal
+++ b/DSH.cabal
@@ -1,5 +1,5 @@
 Name:                DSH
-Version:             0.4.2
+Version:             0.4.2.1
 Synopsis:            Database Supported Haskell
 Description:
   This is a Haskell library for database-supported program execution. Using
diff --git a/src/Database/DSH/Data.hs b/src/Database/DSH/Data.hs
--- a/src/Database/DSH/Data.hs
+++ b/src/Database/DSH/Data.hs
@@ -433,7 +433,7 @@
           (SqlString (c : _), CharT) -> Right $ CharN c CharT
           (SqlByteString ((T.unpack . T.decodeUtf8) -> (c : _)), CharT)  -> Right $ CharN c CharT
 
-          _                        -> error (show sql) -- $impossible
+          _                        -> error (show sql) 
 
 instance Convertible Norm SqlValue where
     safeConvert n =