Article ID 2217 Summary Canon tethered to Capture One 3.7.8 on Mac OS 10.5.2 or later the software says "connecting to camera". Problem This issue is a result of the 10.5.2 Apple Updating including an application that controls tethered connections, Type8, for the Aperture Program.
Below are steps to follow to remove the application and allow Capture One 3.7.8 to tether to Canon cameras on Mac OS 10.5.2