You get this error when you deselect some features in the ESI Setup:
System.IO.FileNotFoundException: Could not load file or assembly ‘EMC.WinApps.Fx.Adapter.HostSystem.WindowsHostSystem.VdsUtils
Check if the EMC.WinApps.Fx.Adapter.HostSystem.WindowsHostSystem.VdsUtils.dll file exsist in your EMC ESI Program directory, like this:
If not, uninstall ESI and Reinstall it with all the default enabled features, or install on a sandbox and copy the .dll to the directory above.