Noldus Frequently Asked Questions (FAQs) - All products

Find answers to the most commonly asked support questions here. You can filter on the product your question is about. For more detailed articles on how to use our software and hardware, please visit our Knowledge base.

Common questions & answers (All products)


FaceReader gives the error 'Illegal module configuration, should have at least either baby module or regular module.'

This message indicates a problem with your license. Please create a support case and our support team will help you solve this issue.

Related to FaceReader

JSCRIPT9.dll error when trying to install EthoVision XT

This error can occur with very out-of-date installations of Windows 7. Update Windows to Service Pack 3, and make sure Internet Explorer 11 is installed.Note that Windows 7 is only supported by EthoVi...

Related to EthoVision XT

In the Observer I receive a message: Repeated scoring of active events has been ignored. The event has been discarded.

In the Observer I receive a message: Repeated scoring of active events has been ignored. The event has been discarded.This message is because the coding scheme contains Start-Stop behaviors, and you a...

Related to The Observer XT

DanioVision Temperature Control Unit give error n0 in display

This message indicates setup is not complete.Turn the Temperature Control Unit (TCU) on.Press the down arrow button on the TCU until you reach B1.Press and hold the Set button on the TCU for 3 seconds...

Related to EthoVision XT

I use the Shuttle Pro 2 in The Observer XT for coding. Do you have the driver available for download?

The Shuttle Pro 2 offers a convenient keypad and dial for video control in The Observer XT. You can download the driver for the Shuttle Pro 2 below.Download Shuttle Pro 2 drivers

Related to The Observer XT

Can I run software based key and hardware key based licenses of The Observer XT on the same PC?

You can use the same installation of The Observer XT 16 for all kinds of (hardware/software based) keys on the same PC. To switch between hardware key based licenses, just unplug one and plug in the o...

Related to The Observer XT

The image of my camera is very blurry

Some of our cameras ship with protective plastic over the lens or dome to prevent scratches. Please verify this plastic film has been removed.

Related to Viso

How can I get a Box and Whiskers plot in EthoVision XT?

The box and whiskers plot shows the 5 number summary: minimum, first quartile, median, third quartile, and maximum. To get this type of result, in the Analysis Profile select your dependent variable (...

Related to EthoVision XT

While installing The Observer XT, I receive an error code: 2753

This error is normally related to a corrupt or truncated setup file. Download the setup file again and re-run the setup.

Related to The Observer XT

Tracks appear gray in analysis, and statistics are all blank, in CatWalk XT

The grey color indicates the data has been excluded from the analysis by the data segmentation profile settings. If you didn’t intend that to happen, in the lower left corner right-click “...

Related to CatWalk XT