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Why am I getting an error message: "Connection refused by server" when using Vijeo Design'Air with security?

Published date: 28 March 2019

Issue:
Why am I getting an error message: "Connection refused by server" when using Vijeo Design'Air with security?
 
Product Line:
Vijeo Designer, Vijeo Design'Air, Magelis
 
Environment:
 
 
Cause:
 
 
Resolution: 
When enabling Vijeo Design'Air Security, the default value of the system variable _RemoteViewer.DisableConnections changes to 1, disabling any remote connections to the target machine.
To allow a remote connection at run time, you can use a method (such as, a switch or an action) to set this variable back to zero.

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