Remote PowerShell cannot perform type conversion on management object as the ocstypes.ps1xml file is not found. Remote PowerShell ...

Remote PowerShell cannot perform type conversion on management object as the ocstypes.ps1xml file is not found.

Remote PowerShell cannot load ocstypes.ps1xml into the remote Runspace. Without this file loaded into the Runspace, deserialization of management objects will not happen and the set operations may fail when executed via the remoting.
Cause: The Lync Server installation is invalid.
Resolution:
Reinstall Lync Server components on this computer