admin login problem

[psopa]

Hi
i'm working with abantecart for a few weeks and everything was fine until today, when i tried to login do admin account and nothing happens... a blank page appears, with no error messages, but i can't login do admin!! i lost access to it!
please help...

[abolabo]

hi.
what is the last record in file /system/logs/error.txt?

[psopa]

hi
here is the error:

2013-08-13 17:10:02 - warning:  AbanteCart core v.1.1.6 session_start() [<a href='function.session-start'>function.session-start</a>]: Cannot send session cache limiter - headers already sent (output started at /home/alojame3/public_html/dreamdealshop.com/index.php:11) in <b>/home/alojame3/public_html/dreamdealshop.com/core/lib/session.php</b> on line <b>59</b>

[psopa]

hi everybody
i solved it! last day i added some code for web stats in the beginning of the file... i had to delete it and everything worked again.
thanks!