Server Error in '/' Application.

Index was out of range. Must be non-negative and less than the size of the collection.
Parameter name: index

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.ArgumentOutOfRangeException: Index was out of range. Must be non-negative and less than the size of the collection.
Parameter name: index

Source Error:


Line 17:        
Line 18:         
Line 19:         Dim bytes() As Byte = CType(p.document_SelectBytesForHandler(docudescID).ToList.ElementAt(0).docuDocument.ToArray, Byte())
Line 20: 
Line 21:         context.Response.Buffer = True

Source File: C:\Inetpub\vhosts\cshsra.org\httpdocs\GetTheFileForDL.ashx    Line: 19

Stack Trace:


[ArgumentOutOfRangeException: Index was out of range. Must be non-negative and less than the size of the collection.
Parameter name: index]
   System.ThrowHelper.ThrowArgumentOutOfRangeException(ExceptionArgument argument, ExceptionResource resource) +77
   System.Collections.Generic.List`1.get_Item(Int32 index) +14614692
   GetTheFileForDL.ProcessRequest(HttpContext context) in C:\Inetpub\vhosts\cshsra.org\httpdocs\GetTheFileForDL.ashx:19
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +537
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +172
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +93


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.9224.0