hi every body after long tome i am using Asp.NEt 2010 but when i define class on page then it give error------
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hi every body after long tome i am using Asp.NEt 2010 but when i define class on page then it give error------ System.NullReferenceException: Object reference not set to an instance of an object. at ttt.DBOpration..ctor() in f:\Piyush Project\WebSite\holyschoolmanagementsystem\App_Code\DBOpration.cs:line 20 at Default3.uxtxtbtnregister_Click(Object sender, EventArgs e) in f:\Piyush Project\WebSite\holyschoolmanagementsystem\Schoolregistration.aspx.cs:line 21
Piyush Vardhan Singh p_vardhan14@rediffmail.com Eventure Technology http://holyschoolofvaranasi.blogspot.com http://holytravelsofvaranasi.blogspot.com