ASP.Net WebForms / C# How to access session variable in App_Code class file? - 05.12.19 | 22.12.19 - ErcanOPAK string MySessionValue = System.Web.HttpContext.Current.Session["YourSessionVariable"].ToString(); Related posts:How to use client-side function on checkbox or any asp.net componentHow to Solve The 'Object reference not set to an instance of an object' error in Batch Edit mode for...How to run code if not in Debug Mode in C#How to disable ASP.Net button after click to prevent double clicking Post Views: 84