diff --git a/tiramisu/setting.py b/tiramisu/setting.py
index 74d2322..5ed3a16 100644
--- a/tiramisu/setting.py
+++ b/tiramisu/setting.py
@@ -673,12 +673,16 @@ class Settings(object):
                                 continue
                         properties = value.proptype
                         if same_action and action not in properties:  # pragma: optional cover
-                            raise RequirementError(_("option '{0}' has "
-                                                     "requirement's property "
-                                                     "error: "
-                                                     "{1} {2}").format(opt._name,
-                                                                       reqpath,
-                                                                       properties))
+                            if len(properties) == 1:
+                                prop_msg = _('property')
+                            else:
+                                prop_msg = _('properties')
+                            raise RequirementError(_('cannot access to option "{0}" because '
+                                                     'required option "{1}" has {2} {3}'
+                                                     '').format(opt.impl_get_display_name(),
+                                                                option.impl_get_display_name(),
+                                                                prop_msg,
+                                                                display_list(properties)))
                         orig_value = value
                         # transitive action, force expected
                         value = expected[0]
diff --git a/translations/fr/tiramisu.po b/translations/fr/tiramisu.po
index 76681f6..6d4945e 100644
--- a/translations/fr/tiramisu.po
+++ b/translations/fr/tiramisu.po
@@ -2,7 +2,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Tiramisu\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2017-04-20 10:15+0200\n"
+"POT-Creation-Date: 2017-05-05 21:41+0200\n"
 "PO-Revision-Date: \n"
 "Last-Translator: Emmanuel Garette <egarette@cadoles.com>\n"
 "Language-Team: Tiramisu's team <egarette@cadoles.com>\n"
@@ -48,7 +48,7 @@ msgid "unknown group_type: {0}"
 msgstr "group_type inconnu: {0}"
 
 #: tiramisu/config.py:187 tiramisu/setting.py:338 tiramisu/value.py:54
-#: tiramisu/value.py:757
+#: tiramisu/value.py:758
 msgid "the context does not exist anymore"
 msgstr "le context n'existe plus"
 
@@ -149,11 +149,11 @@ msgstr "ou"
 msgid " {} "
 msgstr " {} "
 
-#: tiramisu/error.py:81 tiramisu/setting.py:517
+#: tiramisu/error.py:81 tiramisu/setting.py:517 tiramisu/setting.py:677
 msgid "property"
 msgstr "de la propriété"
 
-#: tiramisu/error.py:83 tiramisu/setting.py:519
+#: tiramisu/error.py:83 tiramisu/setting.py:519 tiramisu/setting.py:679
 msgid "properties"
 msgstr "des propriétés"
 
@@ -431,7 +431,7 @@ msgstr ""
 "callback d'une variable maitre ne devrait pas référencer des variables "
 "esclaves"
 
-#: tiramisu/option/masterslave.py:274
+#: tiramisu/option/masterslave.py:277
 msgid "invalid len for the slave: {0} which has {1} as master"
 msgstr "longueur invalide pour une esclave : {0} qui a {1} comme maître"
 
@@ -794,11 +794,11 @@ msgstr ""
 msgid "permissive must be a tuple"
 msgstr "permissive doit être un tuple"
 
-#: tiramisu/setting.py:549 tiramisu/value.py:549
+#: tiramisu/setting.py:550 tiramisu/value.py:550
 msgid "invalid generic owner {0}"
 msgstr "invalide owner générique {0}"
 
-#: tiramisu/setting.py:650
+#: tiramisu/setting.py:651
 msgid ""
 "malformed requirements imbrication detected for option: '{0}' with "
 "requirement on: '{1}'"
@@ -806,15 +806,18 @@ msgstr ""
 "imbrication de requirements mal formés detectée pour l'option : '{0}' avec "
 "requirement sur : '{1}'"
 
-#: tiramisu/setting.py:675
-msgid "option '{0}' has requirement's property error: {1} {2}"
-msgstr "l'option '{0}' a une erreur de propriété pour le requirement : {1} {2}"
+#: tiramisu/setting.py:680
+msgid ""
+"cannot access to option \"{0}\" because required option \"{1}\" has {2} {3}"
+msgstr ""
+"ne peut accéder à l'option \"{0}\" parce que l'option requise \"{1}\" a {2} "
+"{3}"
 
-#: tiramisu/setting.py:697
+#: tiramisu/setting.py:702
 msgid "the value of \"{0}\" is \"{1}\""
 msgstr "la valeur de \"{0}\" est \"{1}\""
 
-#: tiramisu/setting.py:699
+#: tiramisu/setting.py:704
 msgid "the value of \"{0}\" is not \"{1}\""
 msgstr "la valeur de \"{0}\" n'est pas \"{1}\""
 
@@ -892,55 +895,59 @@ msgstr "un espace de stockage dictionary ne peut être persistant"
 msgid "information's item not found {0}"
 msgstr "l'information de l'objet ne sont pas trouvé {0}"
 
-#: tiramisu/value.py:397
+#: tiramisu/value.py:398
 msgid "you should only set value with config"
 msgstr "vous devez seul affecter une valeur avec un config"
 
-#: tiramisu/value.py:509
+#: tiramisu/value.py:510
 msgid "owner only avalaible for an option"
 msgstr "owner seulement possible pour une option"
 
-#: tiramisu/value.py:554
+#: tiramisu/value.py:555
 msgid "no value for {0} cannot change owner to {1}"
 msgstr "pas de valeur pour {0} ne peut changer d'utilisateur pour {1}"
 
-#: tiramisu/value.py:686
+#: tiramisu/value.py:687
 msgid "can force cache only if cache is actived in config"
 msgstr ""
 "peut force la mise en cache seulement si le cache est activé dans la config"
 
-#: tiramisu/value.py:723
+#: tiramisu/value.py:724
 msgid "{0} is already a Multi "
 msgstr "{0} est déjà une Multi"
 
-#: tiramisu/value.py:806
+#: tiramisu/value.py:807
 msgid "cannot append a value on a multi option {0} which is a slave"
 msgstr "ne peut ajouter une valeur sur l'option multi {0} qui est une esclave"
 
-#: tiramisu/value.py:839
+#: tiramisu/value.py:840
 msgid "cannot sort multi option {0} if master or slave"
 msgstr "ne peut trier une option multi {0} pour une maître ou une esclave"
 
-#: tiramisu/value.py:843
+#: tiramisu/value.py:844
 msgid "cmp is not permitted in python v3 or greater"
 msgstr "cmp n'est pas permis en python v3 ou supérieure"
 
-#: tiramisu/value.py:852
+#: tiramisu/value.py:853
 msgid "cannot reverse multi option {0} if master or slave"
 msgstr "ne peut inverser une option multi {0} pour une maître ou une esclave"
 
-#: tiramisu/value.py:859
+#: tiramisu/value.py:860
 msgid "cannot insert multi option {0} if master or slave"
 msgstr "ne peut insérer une option multi {0} pour une maître ou une esclave"
 
-#: tiramisu/value.py:876
+#: tiramisu/value.py:877
 msgid "cannot extend multi option {0} if master or slave"
 msgstr "ne peut étendre une option multi {0} pour une maître ou une esclave"
 
-#: tiramisu/value.py:916
+#: tiramisu/value.py:917
 msgid "cannot pop a value on a multi option {0} which is a slave"
 msgstr "ne peut supprimer une valeur dans l'option multi {0} qui est esclave"
 
+#~ msgid "option '{0}' has requirement's property error: {1} {2}"
+#~ msgstr ""
+#~ "l'option '{0}' a une erreur de propriété pour le requirement : {1} {2}"
+
 #~ msgid "cannot change the value for option {0} this option is frozen"
 #~ msgstr ""
 #~ "ne peut modifier la valeur de l'option {0} cette option n'est pas "
diff --git a/translations/tiramisu.pot b/translations/tiramisu.pot
index 21c2fb7..3f1ae00 100644
--- a/translations/tiramisu.pot
+++ b/translations/tiramisu.pot
@@ -5,7 +5,7 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
-"POT-Creation-Date: 2017-04-20 10:15+CEST\n"
+"POT-Creation-Date: 2017-05-05 21:41+CEST\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -40,7 +40,7 @@ msgid "unknown group_type: {0}"
 msgstr ""
 
 #: tiramisu/config.py:187 tiramisu/setting.py:338 tiramisu/value.py:54
-#: tiramisu/value.py:757
+#: tiramisu/value.py:758
 msgid "the context does not exist anymore"
 msgstr ""
 
@@ -132,11 +132,11 @@ msgstr ""
 msgid " {} "
 msgstr ""
 
-#: tiramisu/error.py:81 tiramisu/setting.py:517
+#: tiramisu/error.py:81 tiramisu/setting.py:517 tiramisu/setting.py:677
 msgid "property"
 msgstr ""
 
-#: tiramisu/error.py:83 tiramisu/setting.py:519
+#: tiramisu/error.py:83 tiramisu/setting.py:519 tiramisu/setting.py:679
 msgid "properties"
 msgstr ""
 
@@ -376,7 +376,7 @@ msgstr ""
 msgid "callback of master's option shall not refered a slave's ones"
 msgstr ""
 
-#: tiramisu/option/masterslave.py:274
+#: tiramisu/option/masterslave.py:277
 msgid "invalid len for the slave: {0} which has {1} as master"
 msgstr ""
 
@@ -721,23 +721,23 @@ msgstr ""
 msgid "permissive must be a tuple"
 msgstr ""
 
-#: tiramisu/setting.py:549 tiramisu/value.py:549
+#: tiramisu/setting.py:550 tiramisu/value.py:550
 msgid "invalid generic owner {0}"
 msgstr ""
 
-#: tiramisu/setting.py:650
+#: tiramisu/setting.py:651
 msgid "malformed requirements imbrication detected for option: '{0}' with requirement on: '{1}'"
 msgstr ""
 
-#: tiramisu/setting.py:675
-msgid "option '{0}' has requirement's property error: {1} {2}"
+#: tiramisu/setting.py:680
+msgid "cannot access to option \"{0}\" because required option \"{1}\" has {2} {3}"
 msgstr ""
 
-#: tiramisu/setting.py:697
+#: tiramisu/setting.py:702
 msgid "the value of \"{0}\" is \"{1}\""
 msgstr ""
 
-#: tiramisu/setting.py:699
+#: tiramisu/setting.py:704
 msgid "the value of \"{0}\" is not \"{1}\""
 msgstr ""
 
@@ -813,51 +813,51 @@ msgstr ""
 msgid "information's item not found {0}"
 msgstr ""
 
-#: tiramisu/value.py:397
+#: tiramisu/value.py:398
 msgid "you should only set value with config"
 msgstr ""
 
-#: tiramisu/value.py:509
+#: tiramisu/value.py:510
 msgid "owner only avalaible for an option"
 msgstr ""
 
-#: tiramisu/value.py:554
+#: tiramisu/value.py:555
 msgid "no value for {0} cannot change owner to {1}"
 msgstr ""
 
-#: tiramisu/value.py:686
+#: tiramisu/value.py:687
 msgid "can force cache only if cache is actived in config"
 msgstr ""
 
-#: tiramisu/value.py:723
+#: tiramisu/value.py:724
 msgid "{0} is already a Multi "
 msgstr ""
 
-#: tiramisu/value.py:806
+#: tiramisu/value.py:807
 msgid "cannot append a value on a multi option {0} which is a slave"
 msgstr ""
 
-#: tiramisu/value.py:839
+#: tiramisu/value.py:840
 msgid "cannot sort multi option {0} if master or slave"
 msgstr ""
 
-#: tiramisu/value.py:843
+#: tiramisu/value.py:844
 msgid "cmp is not permitted in python v3 or greater"
 msgstr ""
 
-#: tiramisu/value.py:852
+#: tiramisu/value.py:853
 msgid "cannot reverse multi option {0} if master or slave"
 msgstr ""
 
-#: tiramisu/value.py:859
+#: tiramisu/value.py:860
 msgid "cannot insert multi option {0} if master or slave"
 msgstr ""
 
-#: tiramisu/value.py:876
+#: tiramisu/value.py:877
 msgid "cannot extend multi option {0} if master or slave"
 msgstr ""
 
-#: tiramisu/value.py:916
+#: tiramisu/value.py:917
 msgid "cannot pop a value on a multi option {0} which is a slave"
 msgstr ""