In post back tootip causes json error

[vin]

hi,
I used the same code given in this link in my application.
http://demos.telerik.com/aspnet-ajax/tooltip/examples/tooltipcalendar/defaultcs.aspx
but for my calendar i enabled autopost back. Also there is dropdown for me and when i change the dropdown some times im getting the 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.

d JSON primitive: .]
   System.Web.Script.Serialization.JavaScriptObjectDeserializer.DeserializePrimitiveObject() +541762
   System.Web.Script.Serialization.JavaScriptObjectDeserializer.DeserializeInternal(Int32 depth) +242
   System.Web.Script.Serialization.JavaScriptObjectDeserializer.BasicDeserialize(String input, Int32 depthLimit, JavaScriptSerializer serializer) +51
   System.Web.Script.Serialization.JavaScriptSerializer.Deserialize(JavaScriptSerializer serializer, String input, Type type, Int32 depthLimit) +37
   System.Web.Script.Serialization.JavaScriptSerializer.DeserializeObject(String input) +13
   Telerik.Web.UI.RadCompositeDataBoundControl.LoadPostData(String postDataKey, NameValueCollection postCollection) +82
   Telerik.Web.UI.RadCompositeDataBoundControl.System.Web.UI.IPostBackDataHandler.LoadPostData(String postDataKey, NameValueCollection postCollection) +13
   System.Web.UI.Page.ProcessPostData(NameValueCollection postData, Boolean fBeforeLoad) +693
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1743



I don know why this error coming. Please help me to solve this

[Svetlina Anati]

Hello vin,

I already answered your other thread and attached a demo there. However, in case we come up with a solution, we can also post it here in order to be of help for others who might encounter the same problem.

Best wishes,
Svetlina
the Telerik team

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