ADF tuning problems

hi folks....i am flying online via ivao portal and using squawkbox. the problem is, that my ADF is not working anymore at this point of time when i am online and recieve a squawkcode, i suppose.anyone a solution or the same problem ??? that would be nice :-)for your information, i have to change in " region and language " the comata to a point for decimal, otherwise the ATC controller can t see me on his screen...greets klaus