Template(s) used: ??
Any and all MODs: none
Do you use a port of phpBB: ??
Version of phpBB: 2.0.18
Version of PHP: 4.0.12
Which database server and version: unknown (they don't make it public)
Did someone install this for you/who: self
Is this an upgrade/from what to what: no
Is this a conversion/from what to what: no
Have you searched for your problem: yes
If so, what terms did you try: 404 login error
State the nature of your problem: see previous posts
Do you have a test account for us: no, try making one and see what happens. If needs, be, I can just use mine.