Can't login, errors prevent it

[RandomFrog]

Well, I reset my password. Got more errors that take up half the page. If there is a way to update this so I don't get errors, please tell me!

Strict Standards: Declaration of File::getBasename() should be compatible with SplFileInfo::getBasename($suffix = NULL) in /home/----/public_html/classes/class_file.php on line 19

Warning: session_start(): Cannot send session cookie - headers already sent by (output started at /home/-----/public_html/classes/class_file.php:19) in /home/---/public_html/classes/class_session.php on line 13

Warning: session_start(): Cannot send session cache limiter - headers already sent (output started at /home/----/public_html/classes/class_file.php:19) in /home/---/public_html/classes/class_session.php on line 13

Warning: Cannot modify header information - headers already sent by (output started at /home/----/public_html/classes/class_file.php:19) in /home/----/public_html/classes/class_cookies.php on line 85

Warning: Cannot modify header information - headers already sent by (output started at /home/----/public_html/classes/class_file.php:19) in /home/----/public_html/classes/class_cookies.php on line 88

Warning: Cannot modify header information - headers already sent by (output started at /home/----/public_html/classes/class_file.php:19) in /home/----/public_html/classes/class_cookies.php on line 90

Warning: Cannot modify header information - headers already sent by (output started at /home/-----/public_html/classes/class_file.php:19) in /home/-----/public_html/classes/class_cookies.php on line 92