Thanks for all the help Rob, everything is back to working order.

I reinstalled everything a few times and now ME Control is seeing the pedal fine, but it still locks up all the apps that look for midi: Reason, Amplitube, Midi Studio, and MidiMonitor. What setting should the Channel and CC be on? I tried numerous and it didn't seem to change anything.

I manually installed the firmware, no change. I deinstalled everything, reinstalled 2.1.0.8 and manually reinstalled 2.1.0.1, now Midi Studio will not recognize ME and ME will not recognize the pedal. Changed the color, still the same. I think the previous version was from March of 2014.

I changed the color from blue to black and the Apple Midi Studio software recognized the connection with the ME pedal, but the ME Control software did not see the pedal. I changed the color back to blue and noticed that the Firmware was 1.0.0.0. I reinstalled the 2.1.0.8 software, plugged in the ped...

The app seems to work fine, I see the pedal moving and I can make adjustments. When I scan for midi devices, the iMac midi program locks up too when the ME is plugged in. No hub. It's going straight in to the iMac USB, not through my TC Electronic Impact Twin interface. It was working fine before Yo...

Hi Robert. I haven't used my pedal for a few months, and I loaded Yosemite in that period. I'm on an iMac, late 2009, intel core 2 duo. 3.06 GHz. I updated the software and firmware (2.1.0.8 and 2.1.0.1) and now my midi-related programs, both Reason and Amplitube, lock up when the pedal is plugged i...