Fatal error: Call to a member function callSignalFuncs()

[adrian_pena]

Este es el codigo

function edit($id, $end, $title, $text, $liste, $assigned)
{
$end = mysql_real_escape_string($end);
$title = mysql_real_escape_string($title);
$text = mysql_real_escape_string($text);
$id = (int) $id;
$liste = (int) $liste;
$assigned = (int) $assigned;

$end = strtotime($end);

$upd = mysql_query("UPDATE tasks SET `end`='$end',`title`='$title', `text`='$text', `liste`=$liste WHERE ID = $id");
$upd2 = mysql_query("UPDATE tasks_assigned SET `user`='$assigned' WHERE `task` = $id");
if ($upd && $upd2)



{


$nameproject = $this->getNameProject($id);
$this->mylog->add($nameproject[0], 'task', 2, $nameproject[1]);
$this->plugins->callSignalFuncs("task","add");
return true;
}

esta es la linea 123

$this->plugins->callSignalFuncs("task","add");