beritany

here’s what comes to my blog after i tried to log-in

Warning: array_keys() [function.array-keys]: The first argument should be an array in /home/beritany/public_html/wp-includes/widgets.php on line 686

Warning: Invalid argument supplied for foreach() in /home/beritany/public_html/wp-includes/widgets.php on line 686

Warning: Cannot modify header information – headers already sent by (output started at /home/beritany/public_html/wp-includes/widgets.php:686) in /home/beritany/public_html/wp-login.php on line 267

Warning: Cannot modify header information – headers already sent by (output started at /home/beritany/public_html/wp-includes/widgets.php:686) in /home/beritany/public_html/wp-login.php on line 279

Warning: Cannot modify header information – headers already sent by (output started at /home/beritany/public_html/wp-includes/widgets.php:686) in /home/beritany/public_html/wp-includes/pluggable.php on line 595

Warning: Cannot modify header information – headers already sent by (output started at /home/beritany/public_html/wp-includes/widgets.php:686) in /home/beritany/public_html/wp-includes/pluggable.php on line 596

Warning: Cannot modify header information – headers already sent by (output started at /home/beritany/public_html/wp-includes/widgets.php:686) in /home/beritany/public_html/wp-includes/pluggable.php on line 597

Warning: Cannot modify header information – headers already sent by (output started at /home/beritany/public_html/wp-includes/widgets.php:686) in /home/beritany/public_html/wp-includes/pluggable.php on line 770

can anyone help me? i cant log in, i cant remove my widgets, and i dont even know what mistakes that i made….