In your Solution Explorer, click on the reference to System.Web.Helpers . In the Properties window, ensure Copy Local is set to True . This ensures the DLL is moved to the server when you publish.
To get the official 2.0 version, use the package. Open your project in Visual Studio. Open the Package Manager Console .
This ensures that system.web.helpers.dll (v2.0) is correctly referenced and added to your bin folder. 2. When to Use Version 2.0 system.web.helpers.dll 2.0 download
Are you running into a specific or a compilation error with this library?
While you might be looking for a standalone download link, the "best practice" in modern development is to use . Downloading a DLL from a random third-party site is risky—it could be a different version than advertised or contain malicious code. In your Solution Explorer, click on the reference to System
Run the following command: Install-Package Microsoft.AspNet.WebPages -Version 2.0.20710.0
If you absolutely must download the DLL manually because you don't have access to NuGet: Ensure the site is a reputable developer resource. To get the official 2
To avoid compatibility headaches, always prefer the NuGet Package Manager . It handles the dependencies and ensures your project has exactly what it needs to run.