SQL Error

[iphoto]

I have fresh installed phpbb2 and PhotoPost, but getting following error:

Please help

MySQL error reported!

Script: login

Query: SELECT user_id,username,user_email,user_password,user_level,user_timezone FROM users WHERE username='joshisa'

Result: Table 'joshisa_forum.users' doesn't exist

Database handle: Resource id #7

[Chuck S]

Did you forget to add your phpbb table prefix of phpbb_ in the last step on install