Thread: City Navigator Europe (Unicode) NTU 2012.40

i have a nuvi 1690 .i installed the map using mapsource and when i transfered it to the device it said "cannot authenticate maps" .can anyone give me some advice how to solve this problem . im using the mapsource patch

Originally Posted by kilgore

i have a nuvi 1690 .i installed the map using mapsource and when i transfered it to the device it said "cannot authenticate maps" .can anyone give me some advice how to solve this problem . im using the mapsource patch

Before transferring you need to unlock them using unlocker link is at Caty's post above or:
[Only registered and activated users can see links. ]

Originally Posted by voyager56

Before transferring you need to unlock them using unlocker link is at Caty's post above or:
[Only registered and activated users can see links. ]

great got that sorted