I am the author of that plugin. Can you please tell me the problem you are faccing.
I will appreciate a little detail about your BuddyPress/WordPress version and theme you are using?
Hugo replied to the forum topic Activity Stream’s Post Comment Button Has a Broken Link in the group How-To and Troubleshooting 2 years, 10 months ago
@webwarriorwng I don’t see what this has to do with this post, please ask the question once only in the appropriate forum or group.
Closing this thread as it was a resolved one.
@webwarriorwng Not recently active