Affected Versions
This article applies to all versions of Connect Fonts.
Symptoms
When you open Connect Fonts for Mac you get an error dialog; clicking OK quits the application.
Solution
This issue occurs if the application is trying to connect to an older version of the FMCore background process. Restarting your computer should allow the updated background process to start instead.
If you continue to have problems, you can submit a support request and Technical Support can help you.