Server Error in '/main4' Application.

Method not found: 'Void GeneXus.Programs.GxWebStd.gx_html_headers(GeneXus.Application.IGxContext, Int32, System.String, System.String, GeneXus.WebControls.GXRadio, GeneXus.WebControls.GXRadio, System.String)'.

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.MissingMethodException: Method not found: 'Void GeneXus.Programs.GxWebStd.gx_html_headers(GeneXus.Application.IGxContext, Int32, System.String, System.String, GeneXus.WebControls.GXRadio, GeneXus.WebControls.GXRadio, System.String)'.

Source 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.

Stack Trace:


[MissingMethodException: Method not found: 'Void GeneXus.Programs.GxWebStd.gx_html_headers(GeneXus.Application.IGxContext, Int32, System.String, System.String, GeneXus.WebControls.GXRadio, GeneXus.WebControls.GXRadio, System.String)'.]
   GeneXus.Programs.evviewpresession_23.RenderHtmlHeaders() +0
   GeneXus.Programs.evviewpresession_23.WB2BE0() +55
   GeneXus.Programs.evviewpresession_23.RF2BE2() +606
   GeneXus.Programs.evviewpresession_23.WE2BE2() +32
   GeneXus.Programs.evviewpresession_23.webExecute() +304
   GeneXus.Http.GXHttpHandler.webExecuteEx() +122
   GeneXus.Http.GXHttpHandler.ProcessRequest(HttpContext httpContext) +381

[Exception: GXApplication exception]
   GeneXus.Http.GXHttpHandler.ProcessRequest(HttpContext httpContext) +521
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +181
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +75


Version Information: Microsoft .NET Framework Version:2.0.50727.9061; ASP.NET Version:2.0.50727.9062