Database Errors after trying to create a chatroom (after installation)

* user warning: Table 'blogger.chatroom' doesn't exist query: INSERT INTO chatroom (nid, poll_freq, idle_freq, old_msg_count, kicked_out_message, banned_message, modified) VALUES (300, 5000, 60000, 20, '', '', 1201621092) in C:\apache\htdocs\blogger\includes\database.mysql.inc on line 172.

* user warning: Table 'blogger.chatroom' doesn't exist query: SELECT * FROM chatroom WHERE nid = 300 in C:\apache\htdocs\blogger\includes\database.mysql.inc on line 172.

* user warning: Table 'blogger.chatroom_ban_list' doesn't exist query: SELECT crid FROM chatroom_ban_list WHERE crid = 0 AND uid = 1 LIMIT 0, 1 in C:\apache\htdocs\blogger\includes\database.mysql.inc on line 172.