During my last two runs GPS recording has stopped and started without clear cause. Recordings of distance, speed and tracks are ridiculous.
Example: http://www.gps-sport.net/trainings/10-km-onderhoud-32_413997
During these runs Google Maps was spot on. I'm running outside and previous recordings on the same tracks were fine.
Example: http://www.gps-sport.net/trainings/10-km-training-32_373852