change the httpd.conf
1. Under “<directory XXX></directory>” section, change the line “AllowOverride None” to “AllowOverride All”.
2.Change the line “AccessFileName .htaccess” to “AccessFileName htaccess”. This is because in Windows, we can’t have a file with filename that starts with a dot.
not only member’s profile, all buddypress extra link got problem. On linux system, the URL rewrite is handled by .htaccess, but on windows system, URL rewrite never work for buddypress.