Issues resolved in 6.15.5
The Atlassian Confluence team is pleased to announce the release of Confluence 6.15.5, which is a bug-fix release.
Don't have Confluence 6.15 yet?
Check out the new features and other highlights in the Confluence 6.15 Release Notes.
We recommend you read the Confluence 6.15 Upgrade Notes and you back up your confluence-home directory and database before upgrading.
Released on 17 June 2019
This Confluence version is no longer available for download
Confluence 6.15.5 introduced an issue where some standard emoticons that have a dash in the name (for example, 'green-star') are converted to an unknown Hipchat emoticon, which displays as text on the page. This problem is isolated to the Confluence Hipchat Emoticons Plugin.
You can find out more about the issue here CONFSERVER-58490 - Getting issue details... STATUS
If you have already upgraded to Confluence 6.15.5 and are affected by this issue, see the issue for a suggested workaround or contact Support.