Server Error in '/' Application.

Invalid attempt to read when no data is present.

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 read when no data is present.

Source Error:


Line 176:        Dim getvertrekdag_rdr As SqlDataReader = getvertrekdag.ExecuteReader()
Line 177:        getvertrekdag_rdr.Read()
Line 178:        lbl_vertrekdag.Text = getvertrekdag_rdr.Item(0) & " " & getvertrekdag_rdr.Item(1) & "dgn"
Line 179:        getvertrekdag_rdr.Close()
Line 180:        verbinding.Close()

Source File: D:\appdata\IIS\vhosts\familyjam.nl\httpdocs\BoekenVerblijf.aspx.vb    Line: 178

Stack Trace:


[InvalidOperationException: Invalid attempt to read when no data is present.]
   System.Data.SqlClient.SqlDataReader.CheckDataIsReady(Int32 columnIndex, Boolean allowPartiallyReadColumn, Boolean permitAsync, String methodName) +1769206
   System.Data.SqlClient.SqlDataReader.TryReadColumn(Int32 i, Boolean setTimeout, Boolean allowPartiallyReadColumn) +49
   System.Data.SqlClient.SqlDataReader.GetValueInternal(Int32 i) +32
   System.Data.SqlClient.SqlDataReader.GetValue(Int32 i) +76
   System.Data.SqlClient.SqlDataReader.get_Item(Int32 i) +12
   BoekenVerblijf.Make_pnl_verder2() in D:\appdata\IIS\vhosts\familyjam.nl\httpdocs\BoekenVerblijf.aspx.vb:178
   BoekenVerblijf.Page_Load(Object s, EventArgs e) in D:\appdata\IIS\vhosts\familyjam.nl\httpdocs\BoekenVerblijf.aspx.vb:27
   System.Web.UI.Control.OnLoad(EventArgs e) +97
   System.Web.UI.Control.LoadRecursive() +61
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +693


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