Access Services cannot process a query expression that is based on user-defined parameters in SharePoint Server 2010 or in SharePoint Foundation 2010


Assume that you try to implement a search across multiple fields by using the Access Services in Microsoft SharePoint Server 2010 or in Microsoft SharePoint Foundation 2010. When you try to create a query an expression based on user-defined parameters, Access Services cannot process the request and you receive the following error message in the Unified Logging Service (ULS) log:

Critical There was an error in communicating with Access Database Service Access Database Service URL exception: The underlying connection was closed: A connection that was expected to be kept alive was closed by the server.


To resolve this issue, apply the following updates:

2276338 Description of the SharePoint Server 2010 hotfix package (osrchwfe-x-none.msp): August 31, 2010

2266423 Description of the SharePoint Foundation 2010 hotfix package (Sts-x-none.msp): August 31, 2010


has confirmed that this is a problem in the Microsoft products that are listed
in the "Applies to" section.

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