Hello,
I updated my test install with svn and get
Warning: Missing argument 1 for __construct() in /foo/bar/bbpress/bb-includes/backpress/class.bp-roles.php on line 11
and trying to post a messages issues :
Warning: Cannot modify header information - headers already sent by (output started at /foo/bar/bbpress/bb-includes/backpress/class.bp-roles.php:11) in /foo/bar/bbpress/bb-includes/pluggable.php on line 213