Seems like this block was created on home page. The all manually created blocks contain link in title, it allows to find the page with the Messenger block from main Messenger page, but it should redirect on not found page. I will try to reproduce and fix.
Seems like this block was created on home page. The all manually created blocks contain link in title, it allows to find the page with the Messenger block from main Messenger page, but it should redirect on not found page. I will try to reproduce and fix.
