Heads up SharePoint 2010 Admins–kb2756920 is trouble

Hey folks,

Seeing a lot of buzz in the forums and while I haven’t stumbled across this myself yet, this one seems worthy of being aware of.  Note, I don’t believe there is a clear direction/instruction out of Redmond yet so take the below with a grain of salt. The below is only what I’ve gleamed so far:

What

If you have SharePoint 2010, running on Windows Server 2008 R2 or R2 SP1 (note, apparently SP2 is not impacted, at this writing) and you apply Microsoft KB2756920 (MS13-004), you are in for some trouble potentially with the Security Token Service

So What

First off.  Patch what needs to be patched. Only.  Test, of course. Winking smile

Now that said, if you have already applied KB2752920 and you start seeing things like:

“Object reference not set to an instance of an object.”  on Microsoft.Office.Server.Administration.UserProfileApplicationProxy.get_ApplicationProperties()

or

An exception occurred when trying to issue security token: The requested service, ‘http://localhost:32843/SecurityTokenServiceApplication/securitytoken.svc/actas’ could not be activated. See the server’s diagnostic trace logs for more information..

or

Method Not found: “System.String System.ServiceModel.Activation.Iis7Helper.ExtendedProtectionDotlessSpnNotEnabledThrowHelper(System.Object)”

Then you might find you also have this patch installed (very recently).

Now What

Get ‘er out of there!  The general guidance at this point is:

  • Uninstall that fix. That’s it.

4 responses to “Heads up SharePoint 2010 Admins–kb2756920 is trouble

    1. Thanks a lot , saved lot of time and please send some reason for uninstalling the kb in the sharepoint 2010 server

  1. Hi.
    Thank you, we had an issue regardning that all documents where opened in read only mode and we where not able to save back to SharePoint. After uninstalling the KB it all works fine again.
    I was able to find the error meddase using fiddler and found the link that generated the error below
    Method Not found: “System.String System.ServiceModel.Activation.Iis7Helper.ExtendedProtectionDotlessSpnNotEnabledThrowHelper(System.Object)”

    //Hans

  2. Hi Sean!
    Ufa! Thanks for this tips!
    This solved my problem im my test envirolment that I have a Project Server sites created.
    Very Good, good post!!!
    Thank you so much!

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