Created ticket #7122 on BuddyPress Trac:
Activity thread replies broken when post is displayed multiple times on ...

Created ticket #6967 on BuddyPress Trac:
Notifications not marked read when multiple new messages

Created ticket #6843 on BuddyPress Trac:
Activity @mentions in private groups for non members

Created ticket #6842 on BuddyPress Trac:
Private Group @mention notifications should not go to non group members