BuddyPress.org

In wp-login.php, I have found the following line of code (around line 470) ….

I want to redirect the user to their profile page, so I changed it to …

I would highly recommend that you stay away from hacking core WPMU files. You’ll have to make the changes all over again the next time you update WPMU.

This is the way you should do it: https://buddypress.org/forums/topic.php?id=1095

How can I change the wp-login page to include my site\’s logo instead of the WordPress logo? Is this possible?

http://premium.wpmudev.org/project/rebranding-wordpress-mu

By the way, you may receive faster responses in the future if you ask WPMU questions on the WPMU forums and ask BuddyPress-specific questions on this forum.