Server Error in '/tri-state-k9' Application.

Invalid attempt to call Read when reader is closed.

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.InvalidOperationException: Invalid attempt to call Read when reader is closed.

Source Error:


Line 401:                    qS = New OdbcCommand("select distinct(DiscGroup) from standards where Category=1 order by SortOrder", p.oconn)
Line 402:                    rS = qS.ExecuteReader()
Line 403:                    While rS.Read()
Line 404:                        DiscGroup = CStr(rS("DiscGroup"))
Line 405:                        ' Due to multiple versions stored within the standards database for the same discipline a second query is requied to retrieve the required credits for each group.

Source File: E:\web\sarlaser\tri-state-k9\Evaluators.aspx    Line: 403

Stack Trace:


[InvalidOperationException: Invalid attempt to call Read when reader is closed.]
   System.Data.Odbc.OdbcDataReader.Read() +1128768
   ASP.evaluators_aspx.__RenderBodyContent(HtmlTextWriter __w, Control parameterContainer) in E:\web\sarlaser\tri-state-k9\Evaluators.aspx:403
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +270
   System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +14
   System.Web.UI.Control.Render(HtmlTextWriter writer) +12
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +67
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +101
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +27
   ASP.site_master.__Render__control1(HtmlTextWriter __w, Control parameterContainer) in E:\web\sarlaser\tri-state-k9\Site.Master:528
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +270
   System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +14
   System.Web.UI.Control.Render(HtmlTextWriter writer) +12
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +67
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +101
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +27
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +129
   System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +14
   System.Web.UI.Page.Render(HtmlTextWriter writer) +30
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +67
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +101
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +27
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1342


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4700.0