Oh.. Ozi, always Ozi
wHAT WAS THE PROGRAM YOU WERE USING INITIALLY? Grrrrr Caps Lock!
The plot thickens... It's not a Magellan issue after all. I can open the entire track in 'expertGPS' without a problem so I guess this thread is over.
I should have added.. I can see the entire days track if I go into: Active Track Area
I've not long picked up an explorist 510 and took it out for a ride today. This may be user error (probably is) but can anyone