[Solved] RadScheduler

[Pandu]

Hi Telerik Team,

                           I am using AJAX RadScheduler control in my app's. It's working fine and it is a bery good control. I am getting a exception in my app's which is pasted below can u please give me a solution for that and if possible send me a sample application which should be able to bind all appointments dynamically with customizing Appointment window where i can add additional fields to the appointment advanced insert/edit window.


 

Server Error in '/Apps' Application.

---

Value cannot be null.
Parameter name: expression

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.ArgumentNullException: Value cannot be null.
Parameter name: expression

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:

[ArgumentNullException: Value cannot be null. Parameter name: expression] System.Web.UI.DataBinder.Eval(Object container, String expression) +8660271 Telerik.Web.UI.Scheduling.DataSourceViewSchedulerProvider.GetAppointments(RadScheduler owner) +1923 Telerik.Web.UI.RadScheduler.PerformSelect() +299 System.Web.UI.WebControls.BaseDataBoundControl.DataBind() +73 Telerik.Web.UI.RadScheduler.EnsureDataBound() +93 System.Web.UI.WebControls.BaseDataBoundControl.OnPreRender(EventArgs e) +22 Telerik.Web.UI.RadDataBoundControl.OnPreRender(EventArgs e) +36 Telerik.Web.UI.RadScheduler.OnPreRender(EventArgs e) +131 System.Web.UI.Control.PreRenderRecursiveInternal() +80 System.Web.UI.Control.PreRenderRecursiveInternal() +171 System.Web.UI.Control.PreRenderRecursiveInternal() +171 System.Web.UI.Control.PreRenderRecursiveInternal() +171 System.Web.UI.Control.PreRenderRecursiveInternal() +171 System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +842

Thanks in Advance,

K RAMU

[Peter]

Hi Pandu,

Actually, we have such a demo which you can dowload from here:
http://www.telerik.com/support/kb/aspnet-ajax/scheduler/sample-project-of-the-customizing-the-advanced-template-example.aspx

You can view the online example at:
http://demos.telerik.com/aspnet-ajax/scheduler/examples/advancedformtemplate/defaultcs.aspx

Let us know if you have further questions.


All the best,
Peter
the Telerik team

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