i buy it yestarday and:

20/05/30 13:18:02.613 08116 -    ] # rxpGtnSim64.dll version 2.5.25.0
20/05/30 13:18:02.612 08116 INFO ] 
20/05/30 13:18:46.460 08116 ERROR] trainer not found or not supported
20/05/30 13:18:46.466 08116 INFO ] installed:
20/05/30 13:18:46.466 08116 INFO ] 6623 nav: C:\ProgramData\Garmin\Trainers\Databases\
20/05/30 13:18:46.468 08116 INFO ] 6620 nav: C:\ProgramData\Garmin\Trainers\Databases\
 

Hi,

Thank you for providing the log file directly!

As logged: the trainer is not found. Please make sure to install the latest one. If the installer didn't prompt you for this, you can manually download and install the trainer directly:

http://download.garmin.com/avtrainerfull/2.5.0.0/GarminTrainerSetup_2700.zip