Fix: files generated by mass action could not be loaded

htdocs/core/lib/files.lib.php

@@ -1990,8 +1990,7 @@ function dol_check_secure_access_document($modulepart,$original_file,$entity,$fu
 		$original_file=$conf->facture->dir_output.'/'.$original_file;
 		$sqlprotectagainstexternals = "SELECT fk_soc as fk_soc FROM ".MAIN_DB_PREFIX."facture WHERE ref='".$db->escape($refname)."' AND entity=".$conf->entity;
 	}
-
-	else if ($modulepart == 'massfilesarea')
+	else if ($modulepart == 'massfilesarea_facture')
 	{
 		if ($fuser->rights->facture->lire || preg_match('/^specimen/i',$original_file))
 		{