set up help with a Foehn & Hirsch

[orfboy]

I have been given a sat nav and it does not work. When you press the navigation button
fatel Application error
Application mobilenavigator.exe has performed an illigal operation and will be shut down
if the problem persists etc etc
Program :Mobilenavigator .exe
Exception:0x80000002
Address:002c901c

Can anyone help with what i need to do please

Thanks

[funtime26]

Get this when power supply not adequate, using cheap USB adaptor and ordinary USB lead I get this. Proper Car adaptor plug cured this for me.