[InvalidOperationException: The control with ID 'yourPanel' requires a ScriptManager on the page. The ScriptManager must appear before any controls that need it.]
System.Web.UI.UpdatePanel.get_ScriptManager() +401226
System.Web.UI.UpdatePanel.RegisterPanel() +91
System.Web.UI.UpdatePanel.OnInit(EventArgs e) +22
System.Web.UI.Control.InitRecursive(Control namingContainer) +142
System.Web.UI.Control.InitRecursive(Control namingContainer) +318
System.Web.UI.Control.InitRecursive(Control namingContainer) +318
System.Web.UI.Control.InitRecursive(Control namingContainer) +318
System.Web.UI.Control.InitRecursive(Control namingContainer) +318
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +416
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