Web.config Custom Errors mode Conflict

Question

I have a great and important problem with Web.Config, I need to see the Error of my page and resolve it in asp.net web form and web config, but when Error Occurred, I see an

Answer 1

Make sure you nest the customErrors tag somewhere inside your tag like this:

From your description it's already likely it was placed there by you or automatically generated another way. Also try setting to On and restart the Application pool. You can do this by simply modifying web.config file by adding a break return or even just hit the space key, as long as you've made a change. Now re-upload making sure this is your second time with the customErrors mode was set to On. Hopefully you can now view your custom error page.

If you are still having problems, and have access to your web site from IIS Manager try editing the .NET Error Pages in Features view. That will also do the same thing, providing your custom error page is in the correct directory for the web.config file to access.