Notice: Unknown: [NONEXISTENT] Unknown Mailbox: [Gmail] (Failure) (errflg=2) in Unknown on line 0
no idea why I am getting this notice. I used
$mbox=imap_open("{imap.gmail.com:993/imap/ssl}", $username, $password);
$list = imap_getmailboxes($mbox, "{imap.gmail.com:993/imap/ssl}", "*");
to fetch all gmail folders.