[問題] 如何刪文讓會員文章數不淢

[babycity]

http://phpbb-tw.net/phpbb/viewtopic.php ... %A7R%A4%E5
我已經順利安裝了，可是刪文後會出現這樣的畫面正常嗎?
可是文章數量真的不會淢，而且也可以刪文


Error in posting

DEBUG MODE

SQL Error : 1064 You have an error in your SQL syntax. Check the manual that corresponds to your MySQL server version for the right syntax to use near '0 WHERE user_id = 2' at line 2

UPDATE phpbb_users SET user_posts = user_posts 0 WHERE user_id = 2

Line : 482
File : /home/babycity/public_html/phpbb/includes/functions_post.php