b.config.html>web.config</a> file which matches this location.</p><h2>UndoUploadServiceUrl</h2><p>The attachment factory Javascript Ajax library will request this url to undo upload. Make sure that you create handler mapping in <a href=web.config.html>web.config</a> file which matches this location.</p><h2>AllowedExtensions</h2><p>List of allowed extensions that would be allowed as attachments.</p><h2>Related Topics</h2><ul><li><a href=web.config.html>Web Configuration File</a></li><li><a href=../admin.html