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 7:          meta_key.Name = "keywords"
Line 8:          meta_key.Content = System.Configuration.ConfigurationManager.AppSettings("keywords_poste")
Line 9:          Parent.Page.Header.Controls.AddAt(1, meta_key)
Line 10:         
Line 11:         meta_desc.Name = "description"

Source File: \\10.0.18.100\Site\mailexpress.it\form\customer_satisfaction.ascx    Line: 9

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   ASP.customer_satisfaction.page_load() in \\10.0.18.100\Site\mailexpress.it\form\customer_satisfaction.ascx:9
   System.Web.UI.Control.OnLoad(EventArgs e) +98
   System.Web.UI.Control.LoadRecursive() +153
   System.Web.UI.Control.LoadRecursive() +250
   System.Web.UI.Control.LoadRecursive() +250
   System.Web.UI.Control.LoadRecursive() +250
   System.Web.UI.Control.LoadRecursive() +250
   System.Web.UI.Control.LoadRecursive() +250
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +4081


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4700.0