SAML to SharePoint 2013

[Bypip]

Hi, hope someone out there can help...

Se are in the process of setting up Identity Manager - so far integration with View Horizon all good - not difficult at all.. Now we need to get SAML authentication working to our back-end SharePoint 2013...

We have configured the custom Identity Provider in SharePoint - imported the Identity Manager SAML Certificate etc... This has given us the _trust virtual directory for the SAML Claim to be sent to..and is used on the SharePoint WebApp:-

The Provider configuration is (note this is a PoC so not bothered to blur certain fields):-

We have configured the Identity Manager App as follows:-

The problem is that each time we try to access the SP site we get:-

We are trying to bring together the experience we have with ADFS, and transpose it over to Identity Manager, but not having much luck... Any pointers/help would be great..

Thanks in advance.

Phil

[Bypip]

Even if there is someone out there who has successfully deployed a back-end web site using SAML; who is able to just sanity check the configured options in the screen grabs would be a great help please?

Thanks

Phil