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 1376:                                theMaster = Page.Master;
Line 1377:
Line 1378:                                if (hang.Title != null)
Line 1379:                                {
Line 1380:

Source File: c:\inetpub\vhosts\lazangtheoxe.com\lopxehoi.com.vn\ListEntity.aspx.cs    Line: 1378

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   ListEntity.Page_Load(Object sender, EventArgs e) in c:\inetpub\vhosts\lazangtheoxe.com\lopxehoi.com.vn\ListEntity.aspx.cs:1378
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +51
   System.Web.UI.Control.OnLoad(EventArgs e) +95
   System.Web.UI.Control.LoadRecursive() +59
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +678


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.3190.0