The service is configured to not accept any remote shell requests
Symptoms
When using an agent that uses PowerShell remoting you see the following error
"The WS-Management service cannot process the request. The service is configured to not accept any remote shell requests."
Cause
The Allow Remote Shell Access group policy setting has been disabled.
Resolution
Review and configure the following setting
Get-Item WSMan:\localhost\Shell\AllowRemoteShellAccess
The setting can be located in the following group policy path
Computer Configuration > Administrative Templates > Windows Components > Windows Remote Shell > Allow Remote Shell Access