BuddyPress.org

When a message is sent to User A, it incorrectly goes to User B.

:: User A ::
user_id: 15
user_login: user_a
user_nicename: user_a

:: User B ::
user_id: 1785
user_login: 15
user_nicename: 15

I assume it’s the ’15’ that’s the key here.
Any ideas?

WP: 3.4.2
BP: 1.6.1
(I know, I know…)