Error: [An error occurred while sending the request]

Scenario

You notice that the Exclaimer Cloud client-side signatures are not downloading in an environment with a proxy server configured and requires user authentication.

You see this error message, logging against Event ID 29004:

Reason

You receive this error message when the Exclaimer software cannot connect to the Exclaimer Cloud due to a proxy authentication error. This is visible within the Event Viewer.

Resolution

Follow these steps to resolve this issue:

1. Navigate to C:\Windows\Microsoft.Net\Framework\v4.0.30319\Config\
   
   
2. As an Administrator, edit the file: machine.config
   
   
3. Add the following to the [configuration] section
   

   <system.net>

   <defaultProxy useDefaultCredentials="true" > 

   </defaultProxy>

   </system.net>

4. Save the file.