Server Error in '/store2' Application.

Argument 'Expression' is not a valid value.

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: Argument 'Expression' is not a valid value.

Source Error:


Line 79:   <br /><%=categoryNameLink(r("CategoryID"))%>
Line 80:     
Line 81:   (<b>ISBN</b>: <%=r("Code")%> | <b>Giá: </b><span style="color:#6d2524;"><%=Format(r("Price"),"###,###,###,###")%> đ</span>)<br />
Line 82: <%
Line 83: Dim sExtUrl As String="<span class='linkitem'> <a href= 'index.aspx?q=view&isbn=" & r("Code")  & IIF(request("review")="1","#review","") &  "'> ... </a></span>"

Source File: D:\WebsiteMK\mk.net\store2\Search.aspx    Line: 81

Stack Trace:


[ArgumentException: Argument 'Expression' is not a valid value.]
   Microsoft.VisualBasic.Strings.Format(Object Expression, String Style) +768
   ASP.index_aspx.__Render__control1(HtmlTextWriter __w, Control parameterContainer) in D:\WebsiteMK\mk.net\store2\Search.aspx:81
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +268
   System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +13
   System.Web.UI.Page.Render(HtmlTextWriter writer) +29
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +66
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +100
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +25
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1303


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.3062.0