Server Error in '/' Application.

Parameter missing: cid (Class Id)

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.ArgumentException: Parameter missing: cid (Class Id)

Source Error:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace:


[ArgumentException: Parameter missing: cid (Class Id)]
   Cobalt.Applications.CamsRes.Shared.Education.Registration.Details.get_ClassInfo() +372
   Cobalt.Applications.CamsRes.Shared.Education.Registration.Details.get_Class() +9
   Cobalt.Applications.CamsRes.Shared.Education.Registration.Details.Page_Load(Object sender, EventArgs e) +49
   System.Web.UI.Control.OnLoad(EventArgs e) +106
   Cobalt.Components.Common.Web.PortalPage.OnLoad(EventArgs e) +18
   Cobalt.Components.Crm.Web.PortalPage.OnLoad(EventArgs e) +16
   System.Web.UI.Control.LoadRecursive() +68
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +3785


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.4087.0