diff --git a/htdocs/langs/en_US/errors.lang b/htdocs/langs/en_US/errors.lang
index 84f61052d4f..0f31f2447d8 100644
--- a/htdocs/langs/en_US/errors.lang
+++ b/htdocs/langs/en_US/errors.lang
@@ -11,4 +11,5 @@ ErrorCustomerCodeAlreadyUsed=Customer code already used
 ErrorPrefixRequired=Prefix required
 ErrorBadSupplierCodeSyntax=Bad syntax for supplier code
 ErrorSupplierCodeRequired=Supplier code required
-ErrorSupplierCodeAlreadyUsed=Supplier code already used
\ No newline at end of file
+ErrorSupplierCodeAlreadyUsed=Supplier code already used
+ErrorBadParameters=Bad parameters
diff --git a/htdocs/langs/fr_FR/errors.lang b/htdocs/langs/fr_FR/errors.lang
index b04452c3976..a8780f69920 100644
--- a/htdocs/langs/fr_FR/errors.lang
+++ b/htdocs/langs/fr_FR/errors.lang
@@ -11,4 +11,5 @@ ErrorCustomerCodeAlreadyUsed=Code client deja utilise
 ErrorPrefixRequired=Prefix obligatoire
 ErrorBadSupplierCodeSyntax=La syntaxe du code fournisseur est incorrect
 ErrorSupplierCodeRequired=Code fournisseur obligatoire
-ErrorSupplierCodeAlreadyUsed=Code fournisseur deja utilise
+ErrorSupplierCodeAlreadyUsed=Code fournisseur deja utilise
+ErrorBadParameters=Parametres incorrects
diff --git a/htdocs/lib/functions.inc.php b/htdocs/lib/functions.inc.php
index e1ef911dfa0..08112645fbe 100644
--- a/htdocs/lib/functions.inc.php
+++ b/htdocs/lib/functions.inc.php
@@ -1664,7 +1664,6 @@ function dolibarr_print_error($db='',$error='')
     }
     else                              // Mode CLI
     {
-
         print $langs->transnoentities("ErrorInternalErrorDetected").": ".$argv[0]."\n";
         $syslog.="pid=".getmypid();
     }
@@ -1693,11 +1692,14 @@ function dolibarr_print_error($db='',$error='')
 
     if ($error)
     {
+    	$langs->load("errors");
+    	
 		if (is_array($error)) $errors=$error;
 		else $errors=array($error);
 		
 		foreach($errors as $msg)
 		{
+			$msg=$langs->trans($msg);
 	        if ($_SERVER['DOCUMENT_ROOT'])  // Mode web
 	        {
 	            print "<b>".$langs->trans("Message").":</b> ".$msg."<br>\n" ;