mercuryboard has exited with an error

---

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 '-5, 20' at line 1

---

Query Error [1064]:
This type of error is reported by MySQL.

Query:
SELECT post_id FROM mb_posts WHERE post_topic = 13988 ORDER BY post_time LIMIT -5, 20

---

Check status of problem (recommended)
View debug information (advanced)