What I did not mention is that when I have the flash drive plugged into the laptop and run portable mapsource from there all my maps show up and open OK but when I try it from a computer that has no mapsource or maps nothing shows up. I assume by that that even when the portable version is going tha...

I have tried running as administrator, the mapsource is running fine from my flash drive however the maps just don't want to open for me. I have downloaded the portable mapsource from here http://gpsunderground.com/forum/garmin-tutorials/10555-use-mapsource-gmap-anywhere-portable.html and followed t...

Thanks for your reply. I am using the same maps as before and the same gps unit, the only difference is I am using a new computer with Windows 7 installed against Windows xp on my old one.

Hi all, I am a long way from you in Arizona, I am way way way down in Australia. I was wondering if anyone may be able to point me in the right direction with a problem I am experiencing. I have a Garmin Nuvi 760 with the Australian \ New Zealand maps installed and also the Bluechart Pacific marine ...