Errore PHP [2]: The magic method Database::__wakeup() must have public visibility<br />
File: /home/myodnit/public_html/abstract/src/utils/Database.php<br />
Linea: 161<br />
<br />
Stack Trace:<br />
Array<br />
(<br />
    [0] =&gt; Array<br />
        (<br />
            [file] =&gt; /home/myodnit/public_html/abstract/src/models/CongressoModel.php<br />
            [line] =&gt; 2<br />
            [function] =&gt; {closure}<br />
        )<br />
<br />
    [1] =&gt; Array<br />
        (<br />
            [file] =&gt; /home/myodnit/public_html/abstract/src/models/CongressoModel.php<br />
            [line] =&gt; 2<br />
            [function] =&gt; require_once<br />
        )<br />
<br />
    [2] =&gt; Array<br />
        (<br />
            [file] =&gt; /home/myodnit/public_html/abstract/src/controllers/HomeController.php<br />
            [line] =&gt; 14<br />
            [args] =&gt; Array<br />
                (<br />
                    [0] =&gt; /home/myodnit/public_html/abstract/src/models/CongressoModel.php<br />
                )<br />
<br />
            [function] =&gt; require_once<br />
        )<br />
<br />
    [3] =&gt; Array<br />
        (<br />
            [file] =&gt; /home/myodnit/public_html/abstract/public/index.php<br />
            [line] =&gt; 37<br />
            [args] =&gt; Array<br />
                (<br />
                    [0] =&gt; /home/myodnit/public_html/abstract/src/controllers/HomeController.php<br />
                )<br />
<br />
            [function] =&gt; require_once<br />
        )<br />
<br />
)<br />
<br />
Errore PHP [2]: session_start(): Session cannot be started after headers have already been sent<br />
File: /home/myodnit/public_html/abstract/src/controllers/Controller.php<br />
Linea: 16<br />
<br />
Stack Trace:<br />
Array<br />
(<br />
    [0] =&gt; Array<br />
        (<br />
            [function] =&gt; {closure}<br />
        )<br />
<br />
    [1] =&gt; Array<br />
        (<br />
            [file] =&gt; /home/myodnit/public_html/abstract/src/controllers/Controller.php<br />
            [line] =&gt; 16<br />
            [function] =&gt; session_start<br />
        )<br />
<br />
    [2] =&gt; Array<br />
        (<br />
            [file] =&gt; /home/myodnit/public_html/abstract/src/controllers/HomeController.php<br />
            [line] =&gt; 20<br />
            [function] =&gt; __construct<br />
            [class] =&gt; Controller<br />
            [type] =&gt; -&gt;<br />
        )<br />
<br />
    [3] =&gt; Array<br />
        (<br />
            [file] =&gt; /home/myodnit/public_html/abstract/public/index.php<br />
            [line] =&gt; 50<br />
            [function] =&gt; __construct<br />
            [class] =&gt; HomeController<br />
            [type] =&gt; -&gt;<br />
        )<br />
<br />
)<br />
<br />
<br />
<b>Fatal error</b>:  Uncaught Exception: Errore di connessione al database. Per favore controlla i log del server per maggiori dettagli. in /home/myodnit/public_html/abstract/src/utils/Database.php:67
Stack trace:
#0 /home/myodnit/public_html/abstract/src/models/CongressoModel.php(8): Database::getInstance()
#1 /home/myodnit/public_html/abstract/src/controllers/HomeController.php(21): CongressoModel-&gt;__construct()
#2 /home/myodnit/public_html/abstract/public/index.php(50): HomeController-&gt;__construct()
#3 {main}
  thrown in <b>/home/myodnit/public_html/abstract/src/utils/Database.php</b> on line <b>67</b><br />