hey all i need some help i have a gpsmap 78 i downloaded oztopo v2.1 and the keygen v1.5 from piratebay i got the maps unlocked for the pc with mapsource now i want to upload them onto my gps, i select the maps and upload the to it then when i turn it on it says that the maps cant be unlocked any ideas??? i have mapsource v6.16.2