.NET: .ASP .NET and MVC Allow Max File Upload, Update Web.config

7/14/2015 6:27:15 PM

If you try to upload large files in a default .NET website, you may get an error like the one below. To fix this, you must update the web.config to allow for large file uploads.

HTTP Error 404.13 - Not Found

The request filtering module is configured to deny a request that exceeds the request content length.

<system.web>
    <httpRuntime maxRequestLength="2097152" />
</system.web>

<system.webServer>
    <security>
        <requestFiltering>
            <requestLimits maxAllowedContentLength="2147483648" />
        </requestFiltering>
    </security>
</system.webServer>