Microsoft has transitioned away from standalone .msi installers for these libraries. To ensure you have the most secure and up-to-date version, you should use the following official methods:
: If you have SQL Server or SQL Server Management Studio (SSMS) installed, you can often find the DLL already on your machine:
: For modern application development, the most reliable way to obtain this DLL is through NuGet.org . Package Name: Microsoft.AnalysisServices Command: dotnet add package Microsoft.AnalysisServices microsoft.analysisservices.core.dll download
GAC Path: C:\Windows\Microsoft.NET\assembly\GAC_MSIL\Microsoft.AnalysisServices.Core Common Errors and Fixes
Missing or corrupted DLL errors usually occur when a client application (like a custom .NET tool or an Excel add-in) cannot locate the library in the Global Assembly Cache (GAC) or the application's root folder. Analysis Services client libraries | Microsoft Learn Microsoft has transitioned away from standalone
: Historically, this DLL was distributed as part of the Analysis Server Feature Pack via SQL_AS_AMO.msi . Note that Microsoft announced these Windows Installer downloads will not be available after December 31, 2024 .
Path: C:\Program Files (x86)\Microsoft SQL Server\140\SDK\Assemblies Analysis Services client libraries | Microsoft Learn :
The microsoft.analysisservices.core.dll is a critical component of the and Tabular Object Model (TOM) libraries. It provides base classes shared between multidimensional and tabular object models, making it essential for any application that manages or communicates with Microsoft Analysis Services, including Azure Analysis Services and Power BI. How to Download Microsoft.AnalysisServices.Core.dll