FUUUUUUUUUUUUUUUUUU, SQL Error.

[Fish]

SQL Error
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 ',1277,1286)' at line 1
Query:
SELECT uid,username FROM mybb_users WHERE uid IN (,,1277,1286)

Halp? Happens when I click on Online users. >.>

[Land]

Wait a few minutes, then try again. Happens all the time.