Not a login trouble but this script always appears at the top, haven't really heard it mentioned by others:
[phpBB Debug] PHP Notice: in file /viewtopic.php on line 920: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'America/Chicago' for 'CST/-6.0/no DST' instead
[phpBB Debug] PHP Notice: in file /viewtopic.php on line 920: getdate() [function.getdate]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'America/Chicago' for 'CST/-6.0/no DST' instead
[phpBB Debug] PHP Notice: in file /includes/functions.php on line 3526: Cannot modify header information - headers already sent by (output started at /includes/functions.php:2956)
[phpBB Debug] PHP Notice: in file /includes/functions.php on line 3528: Cannot modify header information - headers already sent by (output started at /includes/functions.php:2956)
[phpBB Debug] PHP Notice: in file /includes/functions.php on line 3529: Cannot modify header information - headers already sent by (output started at /includes/functions.php:2956)
[phpBB Debug] PHP Notice: in file /includes/functions.php on line 3530: Cannot modify header information - headers already sent by (output started at /includes/functions.php:2956)