Fix loading of project

htdocs/core/class/commonobject.class.php

@@ -759,10 +759,14 @@ abstract class CommonObject
      */
     function fetch_projet()
     {
+    	include_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
+
+    	if (empty($this->fk_project) && ! empty($this->fk_projet)) $this->fk_project = $this->fk_projet;	// For backward compatibility
         if (empty($this->fk_project)) return 0;
 
         $project = new Project($this->db);
         $result = $project->fetch($this->fk_project);
+
         $this->projet = $project;	// deprecated
         $this->project = $project;
         return $result;