In ASP.net, the BS project website of aps.net needs to be deployed in IIS configuration setting recently. You need to install and deploy it because vs2010 is installed first and IIS is installed again, causing exceptions during IIS deployment, the possible cause is the sequence problem. Therefore, you should install IIS and then install the vs2010 development environment. The following problems may occur after the sequence is reversed: 1. HTTP Error 404.17-Not Found the request content seems to be a script, so it cannot be processed by a static file handler. This error requires you to set the advanced attributes of the deployed website. Procedure: Check ASP. NET has been installed: Control Panel programs and functions turn on or OFF Windows functions> Internet Information Services> World Wide Web Services> application development functions> ASP. NET (check whether this is selected) 2. let's take a look at the application pool. what is the NET Framework version? The default value is 2.0. You need to set it to version 4.0 of netframeworkd installed in vs2010. 3. The asp.net setting is not suitable in the integration environment where http 500.23 is reported. 4. Select the classic MPs queue type. 5. run C: \ Windows \ Microsoft. NET \ Framework \ v4.0.30319 \ aspnet_regiis-I. After the installation prompt is successful, set IIS6. in the IIS function view, select the handler ing, add aspx, and find the corresponding path as C: \ Windows \ Microsoft. NET \ Framework64 \ v4.0.30319 \ aspnet_isapi.dll (for the specific path, refer to your own net installation path ). 7. name is PageHandlerFactory-ISAPI-4.0_64bit. 8. Run.