text null

types/string.go

@@ -34,7 +34,7 @@ func (s *TextNull) Scan(src interface{}) error {
 	case nil:
 		*s = TextNull("")
 	default:
-		return errors.New("Incompatible type for JSONText")
+		return errors.New("bad []byte type assertion")
 	}
 	return nil