The file web.sitemap required by XmlSiteMapProvider does not exist.

The most common case when the “The file web.sitemap required by XmlSiteMapProvider does not exist” error is received is when a SiteMap control was added to a WebForm, however you don’t have a mandatory Web.sitemap file in the root of your web application.
To fix this error, make sure you have this file in the root directory, and that it is a valid XML file that has the website’s sitemap defined. An example Web.sitemap file can be seen below:

<?xml version=1.0” encoding=utf-8” ?>

<siteMap xmlns=” >

    <siteMapNode url=Default.aspx” title=”Geekpedia”  description=Home Page of “>

        <siteMapNode url=Register.aspx” title=Registration”  description=Register a new account.” />

        <siteMapNode url=”SignIn.aspx” title=”Sign-In”  description=Sign-in into your existing account. />



Nathan Pakovskie is an esteemed senior developer and educator in the tech community, best known for his contributions to With a passion for coding and a knack for simplifying complex tech concepts, Nathan has authored several popular tutorials on C# programming, ranging from basic operations to advanced coding techniques. His articles, often characterized by clarity and precision, serve as invaluable resources for both novice and experienced programmers. Beyond his technical expertise, Nathan is an advocate for continuous learning and enjoys exploring emerging technologies in AI and software development. When he’s not coding or writing, Nathan engages in mentoring upcoming developers, emphasizing the importance of both technical skills and creative problem-solving in the ever-evolving world of technology. Specialties: C# Programming, Technical Writing, Software Development, AI Technologies, Educational Outreach

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