I can view all acquired tracks in the Visualization, but in the Analysis I do not get any results for some of them: they are simply missing in the Analysis.

Please contact your local Noldus Support department (http://www.noldus.com/help-desk)

EthoVision XT 4, EthoVision XT 5, EthoVision XT 6, EthoVision XT 7, EthoVision XT 8