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 31:         int nFriendId = Base.GetInt(WebBase.GetRequestParameter(Request, "FriendId"));
Line 32:         UserInfo friend = BaseDal.GetEntityById<UserInfo>(nFriendId);
Line 33:         LblTo.Text = "To: " + friend.UserName;
Line 34:         QueryInfo queryInfo = new QueryInfo();
Line 35:         queryInfo.Hql = " FROM MessageInfo m WHERE (m.From.Id = " + nUserId + " AND m.To.Id = " + nFriendId + " ) OR (m.From.Id = " + nFriendId + " AND m.To.Id = " + nUserId + ") ORDER BY m.InsertTime DESC";

Source File: e:\web\africau1\User\SendMessage.aspx.cs    Line: 33

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   User_SendMessage.BindGrdMessage() in e:\web\africau1\User\SendMessage.aspx.cs:33
   User_SendMessage.Page_Load(Object sender, EventArgs e) in e:\web\africau1\User\SendMessage.aspx.cs:23
   System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +14
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +35
   System.Web.UI.Control.OnLoad(EventArgs e) +99
   System.Web.UI.Control.LoadRecursive() +50
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +627


Version Information: Microsoft .NET Framework Version:2.0.50727.8974; ASP.NET Version:2.0.50727.8975