ts3 php api error

require_once('programme/ts3phpframework-1.1.33/libraries/TeamSpeak3/TeamSpeak3.php');
                    $server = array(
                        "tsip" => $ts3_ip,
                        "tsport" => $ts3_port,
                        "ts_query_admin" => $ts3_user,
                        "ts_query_password" => $s3_passwort,
                        "ts_query_port" => $ts3_query_port,
                        "ts_query_user_nick" => $ts3_nickname
                    );
                    try {
                        TeamSpeak3::init();
                        $ts3_server = TeamSpeak3::factory("serverquery://".$server["ts_query_admin"].":".$server["ts_query_password"]."@".$server["tsip"].":".$server["ts_query_port"]."/?server_port=".$server["tsport"]."&nickname=".$server["ts_query_user_nick"]."");

                        $ts3_server->privilegeKeyDelete($ts3_waehlen_id);

                    }catch(Exception $e){
                        ehco $e->getCode();
                        echo "<br>";
                        echo $e->getMessage();
                        echo die();
                    }