[InvalidOperationException: Cannot access child value on Newtonsoft.Json.Linq.JValue.]
Newtonsoft.Json.Linq.JToken.get_Item(Object key) in C:\Development\Releases\Json\Working\Newtonsoft.Json\Working-Signed\Src\Newtonsoft.Json\Linq\JToken.cs:318
university_detail.Page_Load(Object sender, EventArgs e) in d:\shxdf\kecheng\course.aspx.cs:96
System.Web.UI.Control.OnLoad(EventArgs e) +108
System.Web.UI.Control.LoadRecursive() +90
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1607
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