EWS an FEZ Spider

Hello is there a posibility to use EWS on the FEZ Spider?
I want to create an intelegent roomsign wich shows the next appointments and if its free or not.
I could get the appointments from our Exchange Server 2010 SP2. But if i use the necesarry assemblys : Microsoft.Exchange.Webservices and Microsoft.Exchange.Webservices.Auth
there are Problems with the mscorlib version

regards Maik

Welcome to the forum.

You can check this thread:


May be the original poster had made some progress and can share his experience.