BuddyPress.org

No I test on my local test installs.

btw you need to append NSFW every time you post that url please.

Your site is too customised to really be able to help with there could be any number of reasons why that search is being broken, as in your other post you show a lot of plugins at work, you will have to do some basic troubleshooting to arrive at the root cause for both your issues.