Share track crashes application

[GoogleCodeExporter]

What steps will reproduce the problem?
1. Open "Lists tracks"
2. Select one specific track on my device
3. Choose "Share track"

What is the expected output? What do you see instead?
* I expect that the track will be exported as usual. I expect that the file 
will be exported to my SD card. It works with other tracks, though.
* After 2-3 seconds an error message occurs: "The application Open GPS Tracker 
(process nl.sogeti.android.gpstracker) has stopped unexpectedly. Please try 
again." -- "Force close"

Which Android device are you using?
Samsung GT-I9000

What version of Android are you running?
2.1-update1, Build version: ECLAIR

What version of the Open GPS Tracker are you running?
1.2.4

Please provide any additional information below.
The crash only occurs on 2 tracks of my tracks list. I can reproduce it every 
time.

Original issue reported on code.google.com by tobias.preuss on 4 Nov 2011 at 4:40

[GoogleCodeExporter]

I just realized by looking into the statistics that the tracks that produce the 
crash are empty. Tracked distance is 0. Waypoints is 0. Start time is: 00:59 
January 1, 1970 ... same with Last time. Hope this helps.

Original comment by tobias.preuss on 4 Nov 2011 at 4:46

[GoogleCodeExporter]

1.3 release fixes 0 things exporting

Original comment by rcgr...@gmail.com on 7 Nov 2011 at 9:13

• Changed state: Fixed

[GoogleCodeExporter]

Works. You are great! Thank you! Version 1.3 is lightning fast :)

Original comment by tobias.preuss on 7 Nov 2011 at 11:40