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 155:        {
Line 156:            var ProductDetail = db.D_CRD_Product_Detail_Fetch(productID).FirstOrDefault();
Line 157:            ProductBanner.LoadBanner(new ProductBannerModel
Line 158:            {
Line 159:                BrandId = ProductDetail.BrandID,

Source File: c:\inetpub\wwwroot\digionline.ir\Product.aspx.cs    Line: 157

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   Product.Page_Load(Object sender, EventArgs e) in c:\inetpub\wwwroot\digionline.ir\Product.aspx.cs:157
   System.Web.UI.Control.OnLoad(EventArgs e) +98
   System.Web.UI.Control.LoadRecursive() +153
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +4081


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4682.0