Graphical Error?

[Daniel97]

Every time my Denon AVR switches away from my Mac input and back to it again this error is displayed ..

Never done it before even in this AVR - solid for a good 6 months+ what's the issue?

 

[Daniel97]

Nobody?

 

[Crosscreek]

Download this and run it to generate a report on your system. It may help you diagnose the problem.http://www.macupdate.com/app/mac/48217/etrecheck