si ho seguito tutti i passaggi, infatti l'installazione funziona. carica parte del template, ma quando arriva a questa funzione mi da errore. la funzione è questa:
if ($mainframe->getCfg('shownoauth')) {
$sql = ("SELECT m.*, count(p.parent) as cnt" .
"\nFROM #__menu AS m" .
"\nLEFT JOIN #__menu AS p ON p.parent = m.id" .
"\nWHERE m.menutype='$menutype' AND m.published='1'" .
"\nGROUP BY m.id ORDER BY m.parent, m.ordering ");
} else {
$sql = ("SELECT m.*, sum(case when p.published=1 then 1 else 0 end) as cnt" .
"\nFROM #__menu AS m" .
"\nLEFT JOIN #__menu AS p ON p.parent = m.id" .
"\nWHERE m.menutype='$menutype' AND m.published='1' AND m.access <= " . $user->get('aid', 0) . // Picks up the access-id
"\nGROUP BY m.id ORDER BY m.parent, m.ordering ");
}