Why doesn't Social Networking show up in my Community?
Why don't Social Networking features appear in my Community even though I have them enabled?
Social Networking features will be disabled automatically, If you are viewing the site in HTTPS and have 'Hide Insecure Content while viewing Community in HTTPS' enabled.
See Also:
http://support.ideascale.com/faqs/ideascale-moderation/private-comm...
http://support.ideascale.com/faqs/ideascale-setup/settings-look-and...