EthoVision XT Software Bug Causing Tracking/Detection Failures in DanioVision
Last updated: Oct 29, 2026
Problem
A bug in a specific version of EthoVision XT causes incorrect or failed animal detection during DanioVision experiments, even when hardware and settings appear correct.
Details
After ruling out camera alignment and Arena Settings issues, tracking results remain incorrect or animals remain undetected. The issue is caused by a software defect in the installed EthoVision XT version. Exact affected version not specified in available records.
Solution
1. Confirm that camera alignment and Arena Settings are correctly configured (see related article on detection issues).
2. If the problem persists, contact Noldus Support to identify whether a patched or newer version of EthoVision XT is available for your setup.
3. Obtain and install the updated EthoVision XT installer provided by Noldus Support.
4. Re-run a test experiment and verify that detection is restored.