Autoblog instalation problem

HI,

i have a specific problem with instalation:
after setup the fed and click to pocess I have this errors:

Warning: mysql_real_escape_string() expects parameter 1 to be string, object given in /home/www/bigdrobek.com/subdomeny/www/wp-includes/wp-db.php on line 785</p>
<p>Warning: mysql_real_escape_string() expects parameter 1 to be string, object given in /home/www/bigdrobek.com/subdomeny/www/wp-includes/wp-db.php on line 785</p>
<p>Warning: mysql_real_escape_string() expects parameter 1 to be string, object given in /home/www/bigdrobek.com/subdomeny/www/wp-includes/wp-db.php on line 785</p>
<p>Warning: mysql_real_escape_string() expects parameter 1 to be string, object given in /home/www/bigdrobek.com/subdomeny/www/wp-includes/wp-db.php on line 785</p>
<p>Warning: mysql_real_escape_string() expects parameter 1 to be string, object given in /home/www/bigdrobek.com/subdomeny/www/wp-includes/wp-db.php on line 785</p>
<p>Warning: mysql_real_escape_string() expects parameter 1 to be string, object given in /home/www/bigdrobek.com/subdomeny/www/wp-includes/wp-db.php on line 785</p>
<p>Warning: mysql_real_escape_string() expects parameter 1 to be string, object given in /home/www/bigdrobek.com/subdomeny/www/wp-includes/wp-db.php on line 785</p>
<p>Warning: mysql_real_escape_string() expects parameter 1 to be string, object given in /home/www/bigdrobek.com/subdomeny/www/wp-includes/wp-db.php on line 785</p>
<p>Warning: mysql_real_escape_string() expects parameter 1 to be string, object given in /home/www/bigdrobek.com/subdomeny/www/wp-includes/wp-db.php on line 785</p>
<p>Warning: mysql_real_escape_string() expects parameter 1 to be string, object given in /home/www/bigdrobek.com/subdomeny/www/wp-includes/wp-db.php on line 785