I'm adding PowerShell support to RD Tabs to create a scripting environment where the application can be automated in many wonderful ways.  I followed the super easy instructions at the PolyMon project for adding PowerShell support.  The basic tests succeeded and I was happy.  Then I tried actively integrating RD Tabs with the PowerShell script by providing a pre-defined variable that contained various methods for controlling aspects of RD Tabs.  The simplest example was creating a new tab from within the script itself.  When I ran the script and got to the step that executed that function, I got the following exception.

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