http://www8.garmin.com/support/download_details.jsp?id=4527
Changes made from version 3.30 to 3.40:
* Fixed issue while using spell search in route planner.
* Fixed issue where tracks could not be disabled from the map.
* Fixed issues with odometer distance.
* Fixed shutdown while panning the map for extended periods of time.
* Fixed occasional shutdown when turning off a marine alarm.