Error with Update-help

Hi,

I am trying to run update-help as administrator and I am getting an error as below:

Update-Help : Failed to update Help for the module(s) 'PSWorkflow' with UI culture(s) {en-US} : Unable to retrieve the HelpInfo XML file for UI culture en-US. Make sure the HelpInfoUri property in the module manifest is vali

your network connection and then try the command again.

At line:1 char:1

+ Update-Help

+ ~~~~~~~~~~~

    + CategoryInfo          : ResourceUnavailable: (:) [Update-Help], Exception

    + FullyQualifiedErrorId : UnableToRetrieveHelpInfoXml,Microsoft.PowerShell.Commands.UpdateHelpCommand

Below is $PSVersionTable output (This is on Windows 7)

Name                           Value

----                           -----

PSVersion                      3.0

WSManStackVersion              3.0

SerializationVersion           1.1.0.1

CLRVersion                     4.0.30319.42000

BuildVersion                   6.2.9200.16481

PSCompatibleVersions           {1.0, 2.0, 3.0}

PSRemotingProtocolVersion      2.2

Any suggestion on how to resolve this? and why is this happening?

Thanks

Manan