diff --git a/htdocs/langs/en_US/errors.lang b/htdocs/langs/en_US/errors.lang
index 7b92d5a69b4..d9d0a83e624 100644
--- a/htdocs/langs/en_US/errors.lang
+++ b/htdocs/langs/en_US/errors.lang
@@ -13,4 +13,5 @@ ErrorBadSupplierCodeSyntax=Bad syntax for supplier code
 ErrorSupplierCodeRequired=Supplier code required
 ErrorSupplierCodeAlreadyUsed=Supplier code already used
 ErrorBadParameters=Bad parameters
-UserCannotBeDelete=User can not be deleted. May be it is associated on Dolibarr entities.
\ No newline at end of file
+UserCannotBeDelete=User can not be deleted. May be it is associated on Dolibarr entities.
+ErrorFieldsRequired=Some required fields were not filled.
\ No newline at end of file
diff --git a/htdocs/langs/fr_FR/errors.lang b/htdocs/langs/fr_FR/errors.lang
index e3cd5865f57..1ce8503a3e8 100644
--- a/htdocs/langs/fr_FR/errors.lang
+++ b/htdocs/langs/fr_FR/errors.lang
@@ -14,4 +14,4 @@ ErrorSupplierCodeRequired=Code fournisseur obligatoire
 ErrorSupplierCodeAlreadyUsed=Code fournisseur deja utilise
 ErrorBadParameters=Parametres incorrects
 UserCannotBeDelete=L'utilisateur ne peut pas etre supprimée. Peut-être est-il associé à des éléments de Dolibarr.
-ErrorFieldsRequired=Des champs obligatoires n'ont pas été renseigné
\ No newline at end of file
+ErrorFieldsRequired=Des champs obligatoires n'ont pas été renseignés
\ No newline at end of file
diff --git a/htdocs/project.class.php b/htdocs/project.class.php
index e6754751b31..0abbc29fb10 100644
--- a/htdocs/project.class.php
+++ b/htdocs/project.class.php
@@ -1,6 +1,6 @@
 <?php
 /* Copyright (C) 2002-2005 Rodolphe Quiedeville <rodolphe@quiedeville.org>
- * Copyright (C) 2005-2006 Laurent Destailleur  <eldy@users.sourceforge.net>
+ * Copyright (C) 2005-2007 Laurent Destailleur  <eldy@users.sourceforge.net>
  * Copyright (C) 2005-2007 Regis Houssin        <regis@dolibarr.fr>
  *
  * This program is free software; you can redistribute it and/or modify
@@ -18,7 +18,6 @@
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  *
  * $Id$
- * $Source$
  */
 
 /**
@@ -80,6 +79,7 @@ class Project extends CommonObject
 		}
 		else
 		{
+			$this->error='ErrorFieldsRequired';
 			dolibarr_syslog("Project::Create error -1 ref null");
 			$result = -1;
 		}
diff --git a/htdocs/projet/fiche.php b/htdocs/projet/fiche.php
index 9dc839a7129..f15f8017eaa 100644
--- a/htdocs/projet/fiche.php
+++ b/htdocs/projet/fiche.php
@@ -1,6 +1,6 @@
 <?php
 /* Copyright (C) 2001-2005 Rodolphe Quiedeville <rodolphe@quiedeville.org>
- * Copyright (C) 2004-2006 Laurent Destailleur  <eldy@users.sourceforge.net>
+ * Copyright (C) 2004-2007 Laurent Destailleur  <eldy@users.sourceforge.net>
  * Copyright (C) 2005-2007 Regis Houssin        <regis@dolibarr.fr>
  *
  * This program is free software; you can redistribute it and/or modify
@@ -18,7 +18,6 @@
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  *
  * $Id$
- * $Source$
  */
 
 /**
@@ -59,7 +58,8 @@ if ($_POST["action"] == 'add' && $user->rights->projet->creer)
 	}
 	else
 	{
-		$mesg='<div class="error">'.$pro->error.'</div>';
+		$langs->load("errors");
+		$mesg='<div class="error">'.$langs->trans($pro->error).'</div>';
 		$_GET["action"] = 'create';
 	}
 }