I found the error in the constants.php Now everything works

Now nothing works anymore after re-edditing the files

It's making me scream

When i do the edits in the files as the instructions say, then it goes wrong. My page doesn't work anymore after these edits.

I want to edit the following files but it doens't work for me, please help

.htaccess,
viewonline.php,
includes/constants.php,
includes/functions.php,
includes/session ...

Do you know how to enable it? Thanks for your reply!

I have checked it and now the forum works but i can't get the portal to work

Your Portal Version: 1.0.0RC3
Your phpBB Type: Standard phpBB3
MODs installed: No
Your knowledge: Beginner
Boardlink: http://clanreunited.nl/forum/portal.php

What have you done before the problem was there?
I have installed a clean phpbb3 forum and then i have installed the board3 portal ...