Зашел на сайт мелкомягких - прохожу регистрацию, мучаюсь со сканом студня, потому что размер не должен быть больше 60кб, все - сделал, нажимаю - сохранить и тут на те
Server Error in '/' Application.
Object reference not set to an instance of an object.
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.NullReferenceException: Object reference not set to an instance of an object.

Source Error:

Line 108: if (student.DocumentImage == null)
Line 109: rfDocumentImage.IsValid = false;
Line 110: if (Page.Session["CaptchaImageText"].ToString() != txtCodeNumber.Text)
Line 111: {
Line 112: CodeNumberValidator.IsValid = false;


Source File: d:\Users\wunderman2-3\wunderman2-4\WWWRoot\Register.aspx.cs Line: 110

Stack Trace:

[NullReferenceException: Object reference not set to an instance of an object.]
Register.btnRegister_Click(Object sender, EventArgs e) in d:\Users\wunderman2-3\wunderman2-4\WWWRoot\Register.aspx.cs:110
System.Web.UI.WebControls.LinkButton.OnClick(EventArgs e) +111
System.Web.UI.WebControls.LinkButton.RaisePostBackEvent(String eventArgument) +79
System.Web.UI.WebControls.LinkButton.System.Web.UI.IPostBackEventHandler.RaisePostBackEvent(String eventArgument) +10
System.Web.UI.Page.RaisePostBackEvent(IPostBackEventHandler sourceControl, String eventArgument) +13
System.Web.UI.Page.RaisePostBackEvent(NameValueCollection postData) +175
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1565


Version Information: Microsoft .NET Framework Version:2.0.50727.3074; ASP.NET Version:2.0.50727.3074

Ну блин просто...