The probe url_response 4.52 is causing a communication error when any of these options are selected under the SSL Certificate tab and the Test URL button is used:
- Server certificate within xx days of expiration
- Certificate expired
Unable to access url_response probe. Communication error(80040402)
Defect or internal Firewall
url_response 4.56T1 contains a fix for this issue if issue still occurs intermittently on 4.56 GA version
Please see KB attachment to download the probe
Also check if there is an internal firewall rules that are not allowing ports connection on the robot on ports 48000-48050