Noldus Knowledge Base

Check out detailed explanations on how to make optimal use of your Noldus installation. You can filter on the product you’re using. Looking for quick answers to common support questions? Check out our FAQs

Knowledge Base articles - EthoVision XT


Accessing EthoVision XT remotely

EthoVision can be used with any remote access software other than Microsoft Remote Desktop. If Remote Desktop is used, the hardware license key will not be detected.


Toolbars in EthoVision have disappeared

Toolbar(s) at the top center of a number of locations in the EthoVision software are missing/have disappeared.


Can I add or alter zones in my Arena Settings after data acquisition in EthoVision XT?

Zone(s) can be added/modified in a given Arena Settings and you do not need to re-track those trials to get data for those new Zone(s). Exceptions are for Hidden Zone(s) and/or Zone(s) that were used as conditions in your Trial Control Settings.


Why can't I start acquisition in EthoVision XT?

Acquisition cannot be started if the hardware license key is not plugged in or not detected, there are no planned trials in the trial list, or if the settings are incomplete.


What's new in EthoVision XT 17?

EthoVision XT 17 updates drivers, adds new options for licensing and trial control, gives new display options in the visualizations, and more.


Windows 10 power settings for EthoVision XT

Disabling sleep/standby and fast startup will prevent issues and improve performance.


Reinstalling the Picolo Alert drivers for EthoVision

The Picolo Alert is the framegrabber most commonly used for analog cameras in EthoVision XT 15. Reinstall the drivers if it has ceased to work after a Windows update.


Reinstalling the Picolo Diligent drivers for EthoVision XT

Reinstall the drivers if this digitizer card for analog cameras is not recognized in EthoVision XT 4.0-10.0.


EthoVision XT Settings are Locked, Unable to Modify

Once data has been acquired in EthoVision using a specific profile (Arena, Trial Control, or Detection), they become locked from changes (red arrows). You can duplicate these profiles and edit the new copy.


EthoVision XT file error Id 10034 Experiment cannot be repaired

This error occurs when you try and open an experiment in EthoVision XT and it reports error id 10034 "experiment cannot be repaired"