The file ‘/Default.aspx’ has not been pre-compiled, and cannot be requested.

The quick solution for this problem is: Just rename the “.compiled” file from the /Bin folder and run the page. You will get the same error again, after this, rename back that “.compiled” file or .dll to its previous name. The same explanation : This is one of the temporary solution i did when i …

Unable to make the session state request to the session state server

Problem: Unable to make the session state request to the session state server. Please ensure that the ASP.NET State service is started and that the client and server ports are the same. If the server is on a remote machine, please ensure that it accepts remote requests by checking the value of HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\aspnet_state\Parameters\AllowRemoteConnection. Description: An …

Saving changes is not permitted. The changes you have made require the following tables to dropped and re-created…

This is a common problem when you want to do some changes over your database table; the common one : You want make the “is identity=yes” in Identity specification section. The error screen is as below: (Saving changes is not permitted. The changes you have made require the following tables to dropped and re-created. You …