The best solution we have at the moment is to uninstall and re-install an older version, or do a System Restore (Windows) to a point before the glitch. Older Version Reinstall Procedure Be sure to read the entire post. Maybe Support has a fix by now.
If you meet same problem in the future, could you open the Task Manager and check if there is an AHA software process running? Previously, we found that having an AHA process running in the background could cause this error.