ASP. NET website publishing

After the website is published, the following problems occur:

An error occurs when you analyze the resources required to provide services for this request. Check the following detailed analysis error information and modify the source file accordingly.
Analyzer error message: analyzer error: failed to loadProgramSet "app_web_index.aspx.cdcab7d2 ". Make sure that this Assembly has been compiled before accessing this page.
File: e: \ codes \ mycodes \ WEB \ joymowap \ index. aspx
Row: 1

Check the reason from the Internet, which is the reason that the virtual directory is used and the bin is not in the root directory. This is not the case because I am using a virtual website. Later, I found that the version I generated using vs2005 is ASP. net2.0, And the ASP. NET version is modified in the IIS attribute. The access is normal.