> The second message is about curl, as I suspected, it's not working. Could I
> add to a precompiled installation of php?
>
Did you enable the curl extension in php.ini?
No I didn't, but I think it's not necessary because when I execute phpinfo() I see: Additional .ini files parsed /etc/php5/apache2/conf.d/curl.ini,
/etc/php5/apache2/conf.d/gd.ini...