Urgent MySQL error# 1064, what to do with

Emergency: MySQL error#: 1064
Title, the error message is: You have a error in your SQL syntax; Check the manual that corresponds to your MySQL server version for the right syntax to use near ' from bbs_sub left OUTER J OIN bbs_rep on bbs_sub.bbs_id=bbs_rep.bbs_sub_id GROUP ' at line 1

This question in the online search, met a lot of people, but not much to solve, I this rookie encounter is no way, special to this please master enlighten, thank you!!!

------Solution--------------------
The 1064 error is the most common error, which refers to a syntax error in the SQL statement. From the tips of it
syntax to use near ' from Bbs_sub
You can find an error near the from Bbs_sub.
As Latestime ,
From Bbs_sub

There's a comma here, so it causes ambiguity.

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