Have Citrix XenApp 6.5 Running on Server 2008 R2 SP1
Running in environment with domain controller (on separate server)
Users that cannot be shadowed are running Win7 Pro
Users that cannot be shadowed are running multiple monitors
Other users are running both Win7 Pro and XP Pro
Other users are running multiple monitors
Other users CAN be shadowed without error
Log into Citrix Server
Open Citrix App Center
Go to the server > Find User
Right Click > Shadow - BOOM! There is the error :
"Shadow Failed. Error code 7044 - The request to control the session was denied"
OTHER INFO THAT MAY BE HELPFUL
In Active Directory the user is set to allow remote control, and interact without requiring permission.
The user is not "seeing" any pop up on their screen asking for permission to control their session.