function modifyProjectData($project, $group, $name, $max, $groupinfo)
 {
     $prid = $this->getProject($project);
     if ($prid != false) {
         //Project found.
         $pr = new Project($prid);
         $grpid = $pr->getGroup($group, true);
         if ($grpid != false) {
             //Group found.
             $res = $this->db->update("groups", ["name" => $name, "max" => $max, "group_information" => $groupinfo], ["AND" => ["projectid" => $pr->getProjectID(), "groupid" => $grpid]]);
             return $res;
         }
     }
 }