Microsoft.reportviewer.common Version 9.0.0.0 Download !link! May 2026

Paper: Technical Overview and Deployment of Microsoft ReportViewer Common Version 9.0.0.0

This paper discusses the role, installation, and redistribution of Microsoft ReportViewer Common version 9.0.0.0

. As a foundational component of the Visual Studio 2008 ecosystem, this library enables the rendering of reports designed using Microsoft’s Report Definition Language (RDL). We explore its technical dependencies, the transition from local to server-side processing, and the security considerations for modern legacy systems. 1. Introduction Microsoft.ReportViewer.Common

assembly is a core part of the Microsoft Report Viewer Redistributable package. Version 9.0.0.0 specifically corresponds to the 2008 version

of the control. It provides the engine used to process data and render visual report layouts within Windows Forms and ASP.NET applications. 2. Technical Specifications Release Year: File Name: Microsoft.ReportViewer.Common.dll Framework Compatibility: Primarily targets .NET Framework 3.5. Standard Features:

Supports RDL 2005 and 2008 schemas, including sub-reports, drill-through actions, and export formats like PDF and Excel. 3. Deployment and Acquisition

Because version 9.0.0.0 is an older release, it is rarely available as a standalone DLL for manual download. Instead, it is officially acquired through the Microsoft Report Viewer 2008 Redistributable Package 3.1 Installation Steps

Locate the "Microsoft Report Viewer 2008 Redistributable" from the Official Microsoft Download Center (or archived repositories). Dependencies: Ensure the .NET Framework 3.5 SP1 is enabled on the target machine. Global Assembly Cache (GAC): Upon installation, the installer registers Microsoft.ReportViewer.Common

(v9.0.0.0) into the GAC, making it accessible to all applications on the server. 4. Key Challenges Security Vulnerabilities:

As a legacy component, version 9.0.0.0 may lack modern protections against XML External Entity (XXE) attacks or other injection methods found in newer RDL engines. Compatibility:

Modern browsers may struggle with the JavaScript generated by the ASP.NET version of the 2008 Report Viewer control. Cloud Migration:

Applications relying on v9.0.0.0 often require significant refactoring when moving to Azure App Services or .NET 6/7/8, as these newer environments do not support GAC-registered legacy assemblies. 5. Conclusion

While Microsoft ReportViewer Common 9.0.0.0 remains essential for maintaining legacy enterprise reporting tools, organizations should prioritize migrating to the NuGet-based ReportViewerControl

(version 150.x) for enhanced security and support for modern development environments. of using legacy DLLs or provide the specific code to reference this version in a project file?

To download and install Microsoft.ReportViewer.Common version 9.0.0.0, you typically need the Microsoft Report Viewer Redistributable 2008 Service Pack 1. This version is essential for applications built with Visual Studio 2008 that need to display reports. 1. Download the Redistributable

The Microsoft.ReportViewer.Common.dll version 9.0.0.0 is part of the Report Viewer Redistributable 2008 SP1 package.

Official Source: Download the Report Viewer Redistributable 2008 SP1 GDIPLUS Security Update from the Microsoft Download Center. File Details: File Name: reportviewer.exe Version: 9.0 (Redistributable for VS 2008) Size: ~2.2 MB 2. Installation Steps

Run the Installer: Double-click reportviewer.exe and follow the on-screen prompts.

Verify GAC: Once installed, the assembly is registered in the Global Assembly Cache (GAC). You can find it at C:\Windows\assembly. Project Integration:

In your Visual Studio project, right-click References > Add Reference.

Search for Microsoft.ReportViewer.Common and ensure the version is exactly 9.0.0.0. 3. Alternative: NuGet Package

If you are managing dependencies via NuGet, you can install the runtime common package directly into your project: Package Name: Microsoft.ReportViewer.Runtime.Common Version: 9.0.21022.8 Command: powershell

Install-Package Microsoft.ReportViewer.Runtime.Common -Version 9.0.21022.8 Use code with caution. Copied to clipboard Source: View the package on NuGet.org. 4. System Requirements Framework: Requires .NET Framework 3.5 SP1.

Operating Systems: Compatible with older versions like Windows XP, Vista, and Windows 7, but still deployable on modern Windows Server environments. Troubleshooting Tips

The assembly microsoft.reportviewer.common is a component of the Microsoft Report Viewer Redistributable 2008

. This specific version is typically used to display reports in applications built with Visual Studio 2008 Official Download and Installation

The primary way to obtain this version is through the official Microsoft download page: Microsoft Report Viewer Redistributable 2008 Service Pack 1 : This is the definitive installer ( reportviewer.exe

) that installs the necessary DLLs (Common, WebForms, and WinForms) into the Global Assembly Cache (GAC) Alternatives for Developers

If you are managing dependencies through modern development workflows, consider these options: NuGet Packages

: You can add the runtime components directly to your project using the NuGet Package Manager. Microsoft.ReportViewer.Runtime.Common 9.0.21022.8 is the equivalent package for this era Example command:

Install-Package Microsoft.ReportViewer.Runtime.Common -Version 9.0.21022.8 Bin Deployment

: If you cannot install the redistributable on a target server, you can copy Microsoft.ReportViewer.Common.dll directly into your application's folder and set the Copy Local property to in Visual Studio Stack Overflow Common Issues Missing Dependencies

: If you receive a "Could not load file or assembly" error, it often means the Microsoft.ReportViewer.ProcessingObjectModel Microsoft.ReportViewer.Common DLLs are missing from the server Experts Exchange GAC vs. Local

: Locally, Visual Studio may find the DLLs in the GAC, but they must be explicitly included or installed on production servers Stack Overflow specific technical guide

Downloading Microsoft.ReportViewer.Common Version 9.0.0.0: A Complete Guide

If you are maintaining a legacy .NET application or trying to run older software, you’ve likely encountered an error stating that Microsoft.ReportViewer.Common, Version 9.0.0.0 is missing. This specific DLL is a core component of the Visual Studio 2008 reporting ecosystem.

Here is everything you need to know about finding, installing, and troubleshooting this specific version. What is Microsoft.ReportViewer.Common v9.0?

The Microsoft.ReportViewer.Common.dll is part of the Microsoft Visual Studio 2008 Report Viewer Redistributable Package. It contains the shared engine used to process and render reports in applications. microsoft.reportviewer.common version 9.0.0.0 download

Version 9.0.0.0 is strictly tied to Report Viewer 2008. Even if you have newer versions (like 10.0 or 12.0) installed on your machine, an application specifically compiled for v9.0 will fail unless this exact version is present in the Global Assembly Cache (GAC). Where to Download Version 9.0.0.0

To get the official, digitally signed DLLs, you should download the redistributable package directly from Microsoft.

Primary Download: Search for the Microsoft Visual Studio 2008 Report Viewer Redistributable.

Service Pack 1 (Recommended): It is highly advised to download the SP1 version (ReportViewer.exe), as it includes critical bug fixes and better compatibility with Windows 7, 10, and 11.

The Installer: The file is typically named ReportViewer.exe. Running this will install both Microsoft.ReportViewer.Common.dll and Microsoft.ReportViewer.WinForms.dll (or WebForms) to your system. Common Errors Solved by this Download If this version is missing, you will see errors such as:

"Could not load file or assembly 'Microsoft.ReportViewer.Common, Version=9.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a' or one of its dependencies." "The system cannot find the file specified." Installation Steps

Run as Administrator: Right-click ReportViewer.exe and select "Run as Administrator."

Verify the GAC: After installation, you can verify it worked by navigating to C:\Windows\assembly. You should see Microsoft.ReportViewer.Common listed with Version 9.0.0.0.

Prerequisites: Ensure you have .NET Framework 2.0 or 3.5 enabled on your machine. Version 9.0 of the Report Viewer was built for these frameworks. On Windows 10 or 11, you may need to enable ".NET Framework 3.5 (includes 2.0 and 3.0)" via Turn Windows features on or off. Manual "Bin-Deploy" Workaround

If you cannot install the redistributable on a server due to permission restrictions, you can try "bin-deploying":

Locate the Microsoft.ReportViewer.Common.dll and Microsoft.ReportViewer.ProcessingObjectModel.dll on a development machine.

Copy these files directly into the bin folder of your application.

The application should now be able to reference the library without it being in the GAC. Why not use a newer version?

While Report Viewer 2015 or 2019 are more modern, they are not "drop-in" replacements. The XML schema for .rdlc files changed between versions. If you attempt to use a v9.0 report with a v12.0 viewer, the application will likely crash or require a full upgrade of the report definition files.

Are you seeing a specific PublicKeyToken error or a dependency failure when trying to run the report?

In the world of .NET development, Microsoft.ReportViewer.Common version 9.0.0.0 is a legendary artifact from the late 2000s. It was the core engine for Visual Studio 2008 and SQL Server 2008 reporting, serving as the bridge that allowed developers to embed rich, interactive reports directly into Windows and Web applications. The Context: 2008 and the "Local Mode" Revolution

Before this version became a legacy headache, it was a breakthrough. Version 9.0 was the first to truly stabilize "Local Mode" (.rdlc files), which allowed reports to run entirely on the client’s machine without needing a full SQL Server Reporting Services (SSRS) instance. The "DLL Hell" Story

If you are looking for this specific version today, you’re likely living a classic developer "ghost story." Here is how the story usually goes:

The Legacy App: You inherit a mission-critical application built circa 2009.

The Crash: You move it to a new server, and it immediately fails with the dreaded error: "Could not load file or assembly 'Microsoft.ReportViewer.Common, Version=9.0.0.0...".

The Compatibility Trap: You try to upgrade to a newer version (like 10.0 or 15.0), but the old .rdlc report definitions refuse to open or break because version 9.0 used a specific XML schema that newer viewers often try to "auto-upgrade"—sometimes irreversibly. Official Download & Recovery

To fix this, you must install the Report Viewer Redistributable 2008 Service Pack 1. Microsoft still hosts the official installer, though it is now considered legacy software.

Official Installer: Download the Report Viewer Redistributable 2008 SP1 from the Microsoft Download Center.

Alternative (NuGet): For modern environments, you can sometimes find these older runtimes packaged on NuGet as Microsoft.ReportViewer.Runtime.Common, specifically version 9.0.21022.8. Pro-Tips for Modern Systems

The Microsoft.ReportViewer.Common version 9.0.0.0 is a core assembly of the Microsoft Report Viewer 2008 Redistributable Package. This library contains the common engine used by both Windows Forms and WebForms applications to render and display reports designed with Microsoft reporting technology.

Below is a guide on how to download, install, and troubleshoot this specific version. 1. Where to Download Version 9.0.0.0

Version 9.0.0.0 is specifically tied to the 2008 Service Pack 1 era. You can obtain it through two primary official methods:

Official Redistributable Package: The most direct way to install version 9.0.0.0 in the Global Assembly Cache (GAC) is via the Report Viewer Redistributable 2008 Service Pack 1. File Name: ReportViewer.exe Version: 9.0

NuGet Package: For modern development, you can use the Microsoft.ReportViewer.Runtime.Common 9.0.21022.8 package. This is ideal for including the DLL directly in your application project without requiring a separate installation on client machines. 2. Key Components of Version 9.0

When you install or reference version 9.0.0.0, it typically involves three primary DLLs:

Microsoft.ReportViewer.Common.dll: The main engine for report processing.

Microsoft.ReportViewer.WinForms.dll: The control used for desktop applications.

Microsoft.ReportViewer.WebForms.dll: The control used for ASP.NET web applications. 3. Installation Requirements

To run applications utilizing this version, the target machine generally needs:

Operating Systems: Windows XP, Windows Vista, Windows 7, and various Windows Server versions. Framework: .NET Framework 3.5 SP1 or .NET Framework 4.0.

Pre-requisite: For certain server-side processing, the Microsoft SQL Server System CLR Types package may be required. 4. Troubleshooting "Could Not Load File or Assembly"

If you encounter an error stating that Microsoft.ReportViewer.Common, Version=9.0.0.0 could not be loaded, it usually means the redistributable is missing or t Microsoft Download Center / Microsoft Update Catalog: search

Microsoft.ReportViewer.Common version 9.0.0.0 is a key component of the Microsoft Report Viewer 2008 runtime, required for rendering reports in applications. It can be obtained through the official Microsoft Report Viewer 2008 SP1 Redistributable or via the Microsoft.ReportViewer.Runtime.Common NuGet package. For more details, visit

I can’t provide direct downloads, but here’s how to get Microsoft.ReportViewer.Common v9.0.0.0 safely and notes on its features.

Where to obtain

Microsoft Download Center / Microsoft Update Catalog: search for "Report Viewer 2008 Redistributable" or "Microsoft Report Viewer 2008" — the v9.x assemblies come from the 2008 Report Viewer runtime.
NuGet: older ReportViewer packages may exist; search NuGet.org for "Microsoft.ReportViewer" (note: official v9 may not be available on modern NuGet).
Visual Studio installer/components: installing the Report Viewer 2008 runtime or legacy components for Visual Studio 2008 includes the assembly.

Key package names to look for

Microsoft Report Viewer Redistributable 2008
Microsoft.ReportViewer.Common, Microsoft.ReportViewer.WinForms, Microsoft.ReportViewer.WebForms (version 9.0.0.0)

Good features of v9.0.0.0 (Report Viewer 2008)

Local and remote report processing (RDLC and server reports)
WinForms and ASP.NET controls for embedding reports in desktop/web apps
Parameter support and interactive features (sorting, document maps, drillthrough)
Export to PDF, Excel, Word and image formats
Pagination and printing support
Programmatic API for rendering and manipulating reports

Compatibility and notes

Targets .NET Framework versions current around 2008 (typically .NET 2.0–3.5); may require binding redirects or compatibility steps for newer .NET Framework apps.
v9 is legacy; consider newer ReportViewer versions or migrating to server-side reporting services for long-term support.
Verify publisher/signature and download only from Microsoft or trusted package repositories to avoid tampered binaries.

If you want, I can:

Give exact search terms to paste into Microsoft Download Center or NuGet.
List binding-redirect example entries for using v9.0.0.0 in a .NET app.

Related search suggestions sent.

Method 3: SQL Server 2008 R2 Feature Pack

If you have access to your organization's MSDN or Volume Licensing portal, download the SQL Server 2008 R2 Feature Pack. Within it, locate the Microsoft Report Viewer 2010 Redistributable.

Why Version 9.0.0.0 Specifically?

Version numbers in the ReportViewer ecosystem directly correlate to SQL Server releases:

9.0.0.0 → SQL Server 2008 R2
10.0.0.0 → SQL Server 2012
11.0.0.0 → SQL Server 2014
12.0.0.0 → SQL Server 2016

Thus, version 9.0.0.0 is specifically designed for applications that were compiled against SSRS 2008 R2. If you have a legacy application (either internal or from a third-party vendor) that has not been updated, it will demand exactly this version—not a newer, backward-compatible release.

What is Microsoft.ReportViewer.Common?

Before diving into the download details, it is essential to understand what this assembly actually does.

Microsoft.ReportViewer.Common.dll is a core shared library that is part of the Microsoft Report Viewer Redistributable package. It contains the foundational logic, data processing engines, localization resources, and security classes required to render, export, and manage reports generated by SSRS.

When paired with its counterpart, Microsoft.ReportViewer.WinForms.dll or Microsoft.ReportViewer.WebForms.dll, this common library enables:

Report Rendering: Transforming RDL (Report Definition Language) into a viewable format.
Data Processing: Connecting to data sources and executing dataset queries.
Export Functions: Converting reports to PDF, Excel, Word, or CSV formats.
Printing and Zoom: Providing UI controls for end-user report interaction.

Q4: Can I manually copy the DLL to my application's bin folder instead of installing?

A: Yes, but only if you also include all dependencies (Microsoft.ReportViewer.DataVisualization.dll, Microsoft.ReportViewer.ProcessingObjectModel.dll, etc.). Also, the designer components may not function in Visual Studio without GAC installation.

5. Security Warning

As Version 9.0.0.0 is quite old (circa 2008), be aware of potential security vulnerabilities. Microsoft has released newer versions (Report Viewer 2010, 2012, 2015, 2019). If possible, you should update your application to use the newer runtimes to ensure compatibility with modern Windows Server environments and security patches.

If you must stay on version 9.0.0.0 for legacy compatibility, ensure you are downloading the files from the official Microsoft source to avoid tampered DLLs.

Microsoft.ReportViewer.Common assembly, version , is a core component of the Microsoft Report Viewer 2008

redistributable package. It is primarily used by developers to integrate reports designed with Microsoft reporting technology into .NET Framework applications. Primary Download Sources To obtain version 9.0.0.0, you must download the Microsoft Report Viewer Redistributable 2008 (or 2008 SP1)

. Modern development environments typically use NuGet for these assemblies, but legacy applications often require the standalone installer. Official Microsoft Download Center : You can download the Report Viewer Redistributable 2008 SP1 which contains the 9.0.0.0 assemblies. NuGet Package Manager

: For modern projects requiring this legacy version, you can use the Microsoft.ReportViewer.Runtime.Common 9.0.21022.8 package Installation Command

Install-Package Microsoft.ReportViewer.Runtime.Common -Version 9.0.21022.8 Key Components and Usage

Version 9.0.0.0 is associated with several key DLLs that must often be deployed together: Microsoft.ReportViewer.Common.dll : Contains the core reporting engine. Microsoft.ReportViewer.WinForms.dll : Required for Windows Forms applications. Microsoft.ReportViewer.WebForms.dll : Required for ASP.NET web applications. Stack Overflow System Requirements and Prerequisites

Before installing the 2008 redistributable, ensure the following environments are met: Microsoft Report Viewer 2015 Runtime

Microsoft.ReportViewer.Common version 9.0.0.0 is the core assembly for the Report Viewer 2008 Redistributable, used to render and display Client Report Definition (.rdlc) files in .NET Framework 3.5 applications. Download Options There are two primary ways to obtain this legacy version:

Official Redistributable Package: You can download the Microsoft Report Viewer Redistributable 2008 Service Pack 1 directly from the Microsoft Download Center . This package includes both Windows and Web versions of the control.

NuGet (Runtime Version): For modern deployment, the assembly is available as the Microsoft.ReportViewer.Runtime.Common 9.0.21022.8 package on NuGet. Technical Specifications Target Framework: Primarily .NET Framework 3.5. Host IDE: Originally bundled with Visual Studio 2008.

Dependency: Often requires the Microsoft.ReportViewer.WinForms or Microsoft.ReportViewer.WebForms assemblies to function within an application.

Runtime Version: The specific file version is typically 9.0.21022.8. Common Issues and Migrations

This version was the "secret sauce" for Visual Studio 2008 users, designed to let applications run reports locally without needing a heavy SQL Server. Fast forward over a decade, and version 9.0.0.0 has become a piece of digital archaeology. Most modern developers have moved on to NuGet packages, but for anyone maintaining a legacy system—like a 20-year-old hospital database or a custom accounting tool—this specific download is the only way to keep the lights on.

Today, finding it feels like a quest. Microsoft has largely retired these older installers, forcing sysadmins to hunt through the Microsoft Update Catalog or scavenge archived links from the Wayback Machine just to get a single DLL to load. Key Facts About Version 9.0.0.0 Microsoft Report Viewer - VA.gov

The Microsoft.ReportViewer.Common version 9.0.0.0 assembly is a core component of the Microsoft Report Viewer Redistributable 2008. This version is primarily used to display reports in applications built with Visual Studio 2008 and targeted for the .NET Framework 3.5 SP1. Official Download Link

To obtain version 9.0.0.0, you should download the Report Viewer Redistributable 2008 Service Pack 1 from the official Microsoft Download Center. Key Details & Installation

Version: 9.0 (Commonly listed as 9.0.21022.8 or 9.0.30729.1).

Purpose: Enables .NET applications to render reports locally or from a remote SQL Server 2005/2008 instance.

Prerequisites: You must have the Microsoft .NET Framework 3.5 SP1 installed before running the redistributable package.

File Name: Typically provided as ReportViewer.exe for the redistributable or found within NuGet as Microsoft.ReportViewer.Runtime.Common for developer projects. Modern Alternatives Key package names to look for

If you are working on a newer project (Visual Studio 2015 or later), Microsoft recommends using more recent versions available via NuGet to avoid compatibility issues with modern .NET environments:

Microsoft.ReportViewer.Common version 9.0.0.0 is the core assembly for the Microsoft Report Viewer 2008 Redistributable, used to render reports designed with SQL Server 2008 technology within .NET applications.

Because this version is legacy, finding a standalone "DLL-only" download from official sources is difficult; it is typically bundled within the full 2008 runtime package or available via NuGet for modern projects. How to Obtain Version 9.0.0.0

Official Redistributable Package: The most reliable way to get this specific assembly is by installing the Microsoft Report Viewer 2008 SP1 Redistributable. This package installs the necessary DLLs to the Global Assembly Cache (GAC).

NuGet Package Manager: For modern development in Visual Studio, it is recommended to use the official Microsoft.ReportingServices.ReportViewerControl.WinForms or WebForms packages. While these are typically newer versions (like v15), they are the supported path for current applications.

Visual Studio Installation: If you are using an older version of Visual Studio (2008 or 2010), this component was often included in the "Data" workload or can be added via the Visual Studio Marketplace. Troubleshooting "Missing Assembly" Errors

If your application is throwing an error that it cannot find Microsoft.ReportViewer.Common, Version=9.0.0.0, follow these steps:

Check the GAC: Verify if the assembly is installed in C:\Windows\assembly.

Verify Prerequisites: Version 9.0.0.0 requires the .NET Framework 3.5. Ensure this feature is enabled in your Windows "Turn Windows features on or off" settings.

Binding Redirects: If you have a newer version installed (like v10 or v12), you can sometimes force the application to use the newer version by adding a in your app.config or web.config file.

Copy Local: If you have the DLL from another project, set the Copy Local property to True in your project references to ensure it is included in your build folder. Modern Alternatives

Microsoft has largely moved away from the 2008/2010 runtimes. For new projects, the Report Viewer 2015 Runtime is the last major "classic" redistributable, which you can find on the Microsoft Download Center.

Title: Download Microsoft.ReportViewer.Common Version 9.0.0.0: A Comprehensive Guide

Introduction:

Microsoft Report Viewer is a popular control used in .NET applications to display reports in various formats, including PDF, Excel, and Word. The Microsoft.ReportViewer.Common assembly is a crucial component of the Report Viewer control, providing essential functionality for report rendering and processing. In this blog post, we will discuss the Microsoft.ReportViewer.Common version 9.0.0.0 download, its features, and provide step-by-step instructions on how to download and install it.

What is Microsoft.ReportViewer.Common Version 9.0.0.0?

Microsoft.ReportViewer.Common version 9.0.0.0 is a specific version of the Report Viewer control's common assembly. This version is part of the Microsoft Report Viewer 2015 Runtime, which was released in 2015. The assembly provides a set of classes, interfaces, and methods that enable report rendering, data processing, and other report-related functionality.

Key Features of Microsoft.ReportViewer.Common Version 9.0.0.0:

Supports report rendering in various formats, including PDF, Excel, Word, and CSV
Provides data processing and data source management capabilities
Enables report parameterization and interactive features, such as drill-down and filtering
Compatible with .NET Framework 4.0 and later versions

Downloading Microsoft.ReportViewer.Common Version 9.0.0.0:

To download Microsoft.ReportViewer.Common version 9.0.0.0, follow these steps:

Visit the Microsoft Download Center: Go to the Microsoft Download Center website (https://www.microsoft.com/en-us/download).
Search for Microsoft Report Viewer 2015 Runtime: In the search bar, type "Microsoft Report Viewer 2015 Runtime" and press Enter.
Select the Correct Version: From the search results, select the "Microsoft Report Viewer 2015 Runtime" result.
Download the Installer: On the Microsoft Report Viewer 2015 Runtime page, click on the "Download" button to download the installer ( ReportViewer_2015_Runtime_Setup.exe ).
Run the Installer: Run the downloaded installer and follow the prompts to install the Microsoft Report Viewer 2015 Runtime.

Extracting Microsoft.ReportViewer.Common Version 9.0.0.0:

After installing the Microsoft Report Viewer 2015 Runtime, you can extract the Microsoft.ReportViewer.Common version 9.0.0.0 assembly from the installation directory. Typically, the assembly is located in the following directory:

C:\Program Files (x86)\Microsoft Visual Studio 14.0\Common7\IDE\PrivateAssemblies

C:\Windows\Microsoft.NET\assembly\GAC_MSIL\Microsoft.ReportViewer.Common

Conclusion:

In this blog post, we discussed the Microsoft.ReportViewer.Common version 9.0.0.0 download, its features, and provided step-by-step instructions on how to download and install it. If you are developing .NET applications that require report rendering and processing capabilities, the Microsoft.ReportViewer.Common assembly is an essential component to include in your project.

Troubleshooting Tips:

Ensure you have the correct version of the .NET Framework installed (4.0 or later).
Verify that the Microsoft Report Viewer 2015 Runtime is installed correctly.
If you encounter issues with report rendering or processing, check the assembly version and ensure it is compatible with your .NET Framework version.

To download and install Microsoft.ReportViewer.Common version 9.0.0.0, you need the Microsoft Report Viewer Redistributable 2008. This specific version is associated with Visual Studio 2008 and is required to run applications that display reports using Microsoft reporting technology. 1. Download the Redistributable

Because this is a legacy version (SQL Server 2008 era), it is no longer available via modern NuGet packages or the standard Visual Studio Extension manager.

Official Source: Historically, this was available through the Microsoft Download Center. If the direct landing page for the "2008 Redistributable" is retired, it is often bundled with the SQL Server 2008 R2 Reporting Services or Visual Studio 2008 installation media.

Alternative: You can often find the standalone installer named ReportViewer.exe on reputable mirror sites or archived Microsoft support pages. 2. Installation Steps Run the ReportViewer.exe installer.

Follow the setup wizard to install the required assemblies to your Global Assembly Cache (GAC).

Once installed, the file Microsoft.ReportViewer.Common.dll (version 9.0.0.0) will typically be located in:C:\Windows\assembly\GAC_MSIL\Microsoft.ReportViewer.Common\9.0.0.0__b03f5f7f11d50a3a\ 3. Adding the Reference to Your Project

If you are developing an application that requires this specific version: Open Visual Studio: Go to your project's References.

Browse: If it doesn't appear in the .NET tab, browse to the installation folder or the GAC path mentioned above.

Toolbox: If you need the visual control, right-click the Toolbox, select Choose Items, and filter for Microsoft.ReportViewer.WinForms or WebForms version 9.0.0.0. Important Note on Compatibility

Version 9.0.0.0 is very old. If you are using Visual Studio 2015, 2017, 2019, or 2022, it is highly recommended to use the latest version available via the Microsoft RDLC Report Designer extension or the Microsoft.ReportingServices.ReportViewerControl NuGet package to avoid compatibility issues with modern .NET frameworks.

Are you trying to run an existing legacy application, or are you developing a new report in a modern version of Visual Studio?