--- a/Generic/utils.py	Fri Apr 19 00:04:20 2013 +0200
+++ b/Generic/utils.py	Sat Nov 02 19:26:09 2013 +0100
@@ -3,7 +3,7 @@
 ## File utils.py
 ## This file is part of pyArq-Presupuestos.
 ##
-## Copyright (C) 2010 Miguel Ángel Bárcena Rodríguez
+## Copyright (C) 2010-2013 Miguel Ángel Bárcena Rodríguez
 ##                         <miguelangel@obraencurso.es>
 ##
 ## pyArq-Presupuestos is free software: you can redistribute it and/or modify
@@ -111,32 +111,40 @@
     """
     _is_valid = True
     if not isinstance(code, str):
+        print "Not a string, code:", code, type(code)
         return False, False
     if code == "":
+
         return False, False
     try:
-        _unicode_code = unicode(code, "utf8")
-        _code_cp850 = _unicode_code.encode("cp850")
-        _unicode_code = unicode(_code_cp850, "cp850")
-        _code_utf8 = _unicode_code.encode("utf8")
+        _unicode_code = unicode(code, "utf8",'replace')
+        _code_utf8 = _unicode_code.encode("utf8",'replace')
+        _code_cp850 = _unicode_code.encode("cp850",'replace')
+        _unicode_code = unicode(_code_cp850, "cp850",'replace')
+
     except UnicodeError:
+        print "Unicode Error, code:", code
         return False, False
     if _code_utf8 != code:
+        print "Not in cp950, code:", code
         _is_valid = False
         if _code_utf8 == "":
             return False, False
         code = _code_utf8
     _code2 = re.sub("[\t \n\r~|\\\]","",code)
     if _code2 != code:
+        print "Control characters in code:", code
         if _code2 == "":
             return False, False
         _is_valid = False
         code = _code2
     if code[-1] == "#":
+        print "# in code:", code
         _is_valid =  False
         while code[-1] == "#":
             code = code[:-1]
     if code == "":
+        print "Empty code"
         return False, False
     return _is_valid, code