在同一网站上运行asp.net 2.0和1.1 ...在一个区域工作，但崩溃另一个区域

Our site is running ASP.NET 1.1, and I need to have ASP.NET 2.0 running in a separate section to the same site until we get it fully converted over. I created the new folder and in IIS, I ‘create application’ process on the folder. Then, I went to the ASP.NET tab and changed the version for my new app to 2.0. This works fine on my local computer and works fine for the admin folder that achieves the same task which a co-worker created, but for this folder, it made the .NET 1.1 parts of the site crash giving the following error message (below). I ‘removed application’ on my new folder and it fixed the error.Our site is running ASP.NET 1.1, and I need to