I've used Synergy 1 for a long time and love it.  I recently upgraded to Synergy 2 and finally got around to trying to install it today. When I try to install Synergy 2.0.3-stable on my Mac, which runs OS X 10.10.5, I get the following very helpful error message:   Synergy cannot be opened because of a problem.   The crash report provides the following information:   Dyld Error Message:   Symbol not found: __os_log_default   Referenced from: /Volumes/