salve ragazzi scusate perche con easyphp mi escono questi errori e come li potrei risolvere?
Notice: A session had already been started - ignoring session_start() in c:\programmi\easyphp1-8\www\help\includes\check1.php on line 6

Notice: Use of undefined constant login - assumed 'login' in c:\programmi\easyphp1-8\www\help\includes\check1.php on line 7

Notice: Undefined index: login in c:\programmi\easyphp1-8\www\help\includes\check1.php on line 7

Notice: Undefined offset: 1 in c:\programmi\easyphp1-8\www\help\includes\check1.php on line 9

Notice: Use of undefined constant autorizzato - assumed 'autorizzato' in c:\programmi\easyphp1-8\www\help\includes\check1.php on line 16

Notice: Use of undefined constant autorizzato - assumed 'autorizzato' in c:\programmi\easyphp1-8\www\help\includes\check1.php on line 17

Notice: Use of undefined constant nome_utente - assumed 'nome_utente' in c:\programmi\easyphp1-8\www\help\includes\check1.php on line 18

Notice: Use of undefined constant nome_utente - assumed 'nome_utente' in c:\programmi\easyphp1-8\www\help\includes\check1.php on line 19

Notice: A session had already been started - ignoring session_start() in c:\programmi\easyphp1-8\www\help\index.php on line 9

Notice: Use of undefined constant nome - assumed 'nome' in c:\programmi\easyphp1-8\www\help\index.php on line 35

Notice: Use of undefined constant logo - assumed 'logo' in c:\programmi\easyphp1-8\www\help\index.php on line 36

Notice: Use of undefined constant link_helpdesk - assumed 'link_helpdesk' in c:\programmi\easyphp1-8\www\help\index.php on line 37

Notice: Use of undefined constant titolo_help_desk - assumed 'titolo_help_desk' in c:\programmi\easyphp1-8\www\help\index.php on line 38