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 133: string title = "";
Line 134: UpdataPageView.UpdataMeta(Page, title, title, title, "");
Line 135: lbTitleCat.Text = data.TieuDe;
Line 136: if (Request.QueryString["IDTinhThanh"] != null)
Line 137: {
[NullReferenceException: Object reference not set to an instance of an object.]
Vn_NhaDat.Page_Load(Object sender, EventArgs e) in d:\Inetpub\vhosts\phaplynhadatbt.com.vn\httpdocs\Vn\NhaDat.aspx.cs:135
System.Web.UI.Control.OnLoad(EventArgs e) +105
System.Web.UI.Control.LoadRecursive() +67
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +3784
Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.3930.0