diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index e846a9a085c..f505756ddb2 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -134,10 +134,10 @@ function getMultidirOutput($object, $module = '')
 	if ($module == 'fichinter') {
 		$module = 'ficheinter';
 	}
-	if (isset($conf->$module)) {
+	if (isset($conf->$module) && property_exists($conf->$module, 'multidir_output')) {
 		return $conf->$module->multidir_output[(!empty($object->entity) ? $object->entity : $conf->entity)];
 	} else {
-		return 'error-diroutput-not-defined-ffor-this-object='.$module;
+		return 'error-diroutput-not-defined-for-this-object='.$module;
 	}
 }