Server Error in '/libreria' Application.

Object reference not set to an instance of an object.

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.NullReferenceException: Object reference not set to an instance of an object.

Source Error:

The source code that generated this unhandled exception can only be shown when compiled in debug mode. To enable this, please follow one of the below steps, then request the URL:

1. Add a "Debug=true" directive at the top of the file that generated the error. Example:

  <%@ Page Language="C#" Debug="true" %>


2) Add the following section to the configuration file of your application:

       <compilation debug="true"/>

Note that this second technique will cause all files within a given application to be compiled in debug mode. The first technique will cause only that particular file to be compiled in debug mode.

Important: Running applications in debug mode does incur a memory/performance overhead. You should make sure that an application has debugging disabled before deploying into production scenario.

Stack Trace:

[NullReferenceException: Object reference not set to an instance of an object.]
   resultados.Do_Busqueda() +6573
   resultados.PageLoadEvent(Object sender, EventArgs e) +1125
   CyberFederated.Web.BookStore.PaginaBase.OnLoad(EventArgs e) in D:\Users\Dario\Documents\cyberferia\CyberFederated\CyberFederated\Web\BookStore\PaginaBase.cs:265
   System.Web.UI.Control.LoadRecursive() +67
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +4497

Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.6.1087.0
Error en la página en Waldhuter La Librería

Error 500

Error 500. Error interno en el servidor

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Waldhuter, La Librería
Av. Santa Fe 1685 - Bs. As - Argentina
Tel.: (54-11) 48126685