Fehlercode 20500 (aeroflyFS)


Error code 20500: Activation failure

An error 20500 indicates a failure response by the license server.
Please first check the aerofly FS version at first.

If you don`t  use Version V1.3.0.1 please update.
You´ll find the free update here:

aeroflyFS1 Updates

After that please repeat the online activation via the aeroflyFS main menu.

Note: By this way you´ll create a license file by entering the product key and the serial number. The serial number can be found in the aeroflyFS main menu under “Help -> Activate aerofly FS”.
You can simply copy the resulting license file into the aeroflyFS user directory. Please see all instructions at the linked page.