ArchiCAD 15 Hotfix #2 and ArchiCAD 14 Hotfix #6 released today.
ArchiCAD 15 Hotfix #2 (Build 3602) ArchiCAD 14 Hotfix #6 (Build 4204) Here’s something worth reading now as well, from the release notes: Notice to users who have both ArchiCAD 15 and ArchiCAD 14 installed  ArchiCAD 14 Hotfix 6 (build 4204) should be applied together with ArchiCAD 15 Hotfix-2. This should be done,  to address Activity Monitor problems common to both BIM Server modules. These fixes will only be fixed