'Microsoft.Exchange.Management.PowerShell.E2010' is not installed on this machine

I have written before about the case of a missing shortcut for Exchange PowerShell here http://blogs.technet.com/b/nawar/archive/2010/09/03/exchange-management-shell-ems-missing-after-applying-exchange-2010-sp1.aspx   Today while working onsite with a customer trying to executing some Exchange PowerShell commands , we started getting the following   “'Microsoft.Exchange.Management.PowerShell.E2010' is not installed on this machine.” The first thing we did was to verify that the…

6