Trig software update
I did this in my experimental and worked well. I also got the same error notice and talked to a A&P and he recommended getting the software updated which he did. Work perfect after that. The new software has an added option that seemed to solve the problem.
RV-14A QB building, Lycoming 390 Thunderbolt arrived July 2019, Garmin avionics, Vertical Power, EFII-32 Ignition and Fuel, hope to be flying Spring of 2020 !! Dues paid+ of course !!