System.InvalidOperationException: Invalid attempt to read when no data is present. at System.Data.SqlClient.SqlDataReader.CheckDataIsReady(Int32 columnIndex, Boolean allowPartiallyReadColumn, Boolean permitAsync, String methodName) at System.Data.SqlClient.SqlDataReader.TryReadColumn(Int32 i, Boolean setTimeout, Boolean allowPartiallyReadColumn) at System.Data.SqlClient.SqlDataReader.GetValueInternal(Int32 i) at System.Data.SqlClient.SqlDataReader.GetValue(Int32 i) at System.Data.SqlClient.SqlDataReader.get_Item(String name) at Indikator.Vijest.getVijestNormal() in C:\Projects\Indikator\Indikator\Indikator\Vijest.aspx.cs:line 58