regsvr32.exe %windir%\SysWOW64\msxml3.dll If you use a proxy, configure your code to use ServerXMLHTTP with a WinHTTP object that respects proxy settings:

If you’ve been working with legacy ASP, classic VBScript, or older Windows applications that rely on Microsoft XMLHTTP (MSXML), you might have run into this cryptic error: msxml3.dll error ‘800c0005’ The system cannot locate the resource specified. It’s frustrating because the message is vague, and the causes range from simple network issues to deep registry corruption. Let’s break down what this error means, why it happens, and—most importantly—how to fix it. What Is Error 800C0005? In plain terms, 800c0005 is a URL resolution failure . The MSXML HTTP request object tried to fetch a resource (an API endpoint, an XML feed, a web page), but the operating system could not locate the server or path.

If you’re maintaining a classic ASP application, now might also be a good time to plan a modernization path. But until then, these fixes will keep your XMLHTTP requests running. Have another fix for error 800c0005? Share it in the comments below!

regsvr32.exe %windir%\system32\msxml3.dll For 32-bit apps on 64-bit Windows: