ControlUp Agent deployment might fail due CRL validation

The Issue:

Installing the ControlUp Agent fails with a timeout (screenshot)

After installation of the ControlUp Agent or upgrading from previous versions, the Console can experience difficulties reconnecting to remote agents in environments without access to the internet. 


The Cause:

The Agent issues CRL authentication (click here for more information) to the internet in order to validate the certificate and the session times out (internet unreachable.)  

Traced packets can revel connection attempt to 

Known IP addresses:,,,, - aka:  IP:                                     - aka:  IP:

Suggested Solution:

To update CTL follow instructions here: 

Microsoft Trusted Root Certificate Program Updates

Microsoft Support downloadable packages 

How to update step by step guide 

The suggested workaround to this issue it to bypass the Agent need to verify the digital signature or update trusted and disallowed CTLs in disconnected environments in Windows.

To manually apply the workaround for this issue: (A text file is downloadable below ready for use.)

  1. Go to C:\Program Files\Smart-X\ControlUpAgent\Version
  2. On the remote machine create a notepad file and name it: cuAgent.exe.config with the following text: 
<?xml version="1.0" encoding="utf-8"?>
<generatePublisherEvidence enabled="false"/>

A text file is downloadable below ready for use. 

 *To view a similar issue with installing the Monitor click here to view the article.   


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