I've been read some post with elevation problems. Garmin is working on this ?.
<?xml version="1.0" encoding="UTF-8"?><TrainingCenterDatabase
xsi:schemaLocation="www.garmin.com/.../v2 www.garmin.com/.../TrainingCenterDatabasev2.xsd"
xmlns:ns5="www.garmin.com/.../v1"
xmlns:ns3="www.garmin.com/.../v2"
xmlns:ns2="www.garmin.com/.../v2"
xmlns="www.garmin.com/.../v2"
xmlns:xsi="www.w3.org/.../XMLSchema-instance" xmlns:ns4="www.garmin.com/.../v1">
<Activities>
<Activity Sport="Biking">
<Id>2015-04-01T13:09:44.000Z</Id>
<Lap StartTime="2015-04-01T13:09:44.000Z">
<TotalTimeSeconds>1733.804</TotalTimeSeconds>
<DistanceMeters>12901.67</DistanceMeters>
<MaximumSpeed>13.807000160217285</MaximumSpeed>
<Calories>350</Calories>
<AverageHeartRateBpm>
<Value>144</Value>
</AverageHeartRateBpm>
<MaximumHeartRateBpm>
<Value>163</Value>
</MaximumHeartRateBpm>
<Intensity>Active</Intensity>
<Cadence>83</Cadence>
<TriggerMethod>Manual</TriggerMethod>
<Track>
<Trackpoint>
<Time>2015-04-01T13:09:48.000Z</Time>
<Position>
<LatitudeDegrees>43.39578880928457</LatitudeDegrees>
<LongitudeDegrees>-3.816776890307665</LongitudeDegrees>
</Position>
<DistanceMeters>0.0</DistanceMeters>
<HeartRateBpm>
<Value>92</Value>
</HeartRateBpm>
</Trackpoint>
<Trackpoint>
<Time>2015-04-01T13:09:49.000Z</Time>
<Position>
<LatitudeDegrees>43.39578847400844</LatitudeDegrees>
<LongitudeDegrees>-3.8167543429881334</LongitudeDegrees>
</Position>
<DistanceMeters>2.0</DistanceMeters>
<HeartRateBpm>
<Value>94</Value>
</HeartRateBpm>
</Trackpoint>
<Trackpoint>
<Time>2015-04-01T13:09:50.000Z</Time>
<Position>
<LatitudeDegrees>43.39579098857939</LatitudeDegrees>
<LongitudeDegrees>-3.8167290296405554</LongitudeDegrees>
</Position>
<DistanceMeters>3.890000104904175</DistanceMeters>
<HeartRateBpm>
<Value>97</Value>
</HeartRateBpm>
</Trackpoint>