1. Backup SpellCheker.aspx
2. Then open this page and change it to:
<%@ Page language="c#"%>
<html>
<head>
</head>
<body>
Nothing.
</body>
</html>
3. Then visit this URL.
If the problem still exists, you need to ask your host how they set up the server.
asp.net Chat http://cutesoft.net/ASP.NET+Chat/default.aspx
Web Messenger: http://cutesoft.net/Web-Messenger/default.aspx
asp.net wysiwyg editor: http://cutesoft.net/ASP.NET+WYSIWYG+Editor/default.aspx
asp wysiwyg html editor: http://cutesoft.net/ASP
asp.net Image Gallery: http://cutesoft.net/ASP.NET+Image+Gallery/default.aspx
Live Support: http://cutesoft.net/live-support/default.aspx