www.gd-pw.com - Database 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 'and first=1' at line 1

SELECT * FROM forum_post WHERE tid= and first=1

PHP Debug

No.	File	Line	Code
1	sample_detail.php	17	discuz_database::fetch_first()
2	source/class/discuz/discuz_database.php	94	discuz_database::query()
3	source/class/discuz/discuz_database.php	142	db_driver_mysqli->query()
4	source/class/db/db_driver_mysqli.php	148	db_driver_mysqli->halt()
5	source/class/db/db_driver_mysqli.php	223	break()

Discuz! Database Error