Welcome to the club. I have my Garmin 305 for a year when it suddenly acted in the manner you describe. Their customer support coudn't help. A friend downloaded me a beta version of the softwear which works but shows my running speed at 50 kph instead of 12.
Good luck
----- Original Message -----From: mark373996Sent: Wednesday, November 07, 2007 12:24 AMSubject: [garmin_forerunner_305] Transfer problemsHi. Has anybody had the following problem. When I attempt to transfer
in either direction nothing is tranferred but it says 'transfer
Complete' on the GPS. It is set to USB and no cables are loose. It
used to work but not anymore. I have had it 2 weeks!