Microsoft.AnalysisServices.AdomdClient issue

References for using Microsoft.AnalysisServices and Microsoft.AnalysisServices.AdomdClient

I got the information from Microsoft site which may be useful to you.

Download the appropriate file by clicking one of the links below, then run the downloaded file to install thSat package. Each package indicates the audience(s) for which it was intended, as follows:
Customer: An individual may want to install this for additional licensed functionality such as interoperability. Partner: An ISV may want to ship this as a redistributable component as part of their application. Developer: A programmer may want to install this to support application development.
Note: To archive a copy of the license terms, prior to accepting them, copy and paste the terms to a word processing program, then print or save the file to your favorite directory. Microsoft ADOMD.NET
ADOMD.NET is a Microsoft .NET Framework object model that enables software developers to create client-side applications that browse metadata and query data stored in Microsoft SQL Server 2008 Analysis Services. ADOMD.NET is a Microsoft ADO.NET provider with enhancements for online analytical processing (OLAP) and data mining. Note:The English ADOMD.NET setup package installs support for all SQL Server 2008 languages. Audience(s): Customer, Partner, Developer
X86 Package(SQLSERVER2008_ASADOMD10.msi) - 4312 KB X64 Package (SQLSERVER2008_ASADOMD10.msi) - 9263 KB IA64 Package(SQLSERVER2008_ASADOMD10.msi) - 6776 KB
Microsoft Analysis Management Objects
Analysis Management Objects (AMO) is a .NET Framework object model that enables software developers to create client-side applications to manage and administer Analysis Services objects. Audience(s): Customer, Partner, Developer
X86 Package(SQLSERVER2008_ASAMO10.msi) - 2659 KB X64 Package (SQLSERVER2008_ASAMO10.msi) - 4317 KB IA64 Package(SQLSERVER2008_ASAMO10.msi) - 6055 KB
Microsoft SQL Server 2008 Analysis Services 10.0 OLE DB Provider
The Analysis Services 10.0 OLE DB Provider is a COM component that software developers can use to create client-side applications that browse metadata and query data stored in Microsoft SQL Server 2008 Analysis Services. This provider implements both the OLE DB specification and the specification’s extensions for online analytical processing (OLAP) and data mining. Note: Microsoft SQL Server 2008 Analysis Services 10.0 OLE DB Provider requires Microsoft Core XML Services (MSXML) 6.0, also available on this page. Audience(s): Customer, Partner, Developer
X86 Package(SQLServer2008_ASOLEDB10.msi) - 19490 KB X64 Package (SQLServer2008_ASOLEDB10.msi) - 43945 KB IA64 Package(SQLServer2008_ASOLEDB10.msi) - 50682 KB
Download and Install the above softwares. Got to your Dotnet project, Add reference browse and you can identify the dll in the path C:\Program Files\Microsoft.NET\ADOMD.NET\100. Add it and you problem is resolved.
• Cheers,
• Venkatesan Prabu .J