Server Error in '/' Application.

Argument 'Length' must be greater or equal to zero.

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.ArgumentException: Argument 'Length' must be greater or equal to zero.

Source Error:


Line 57: 
Line 58:                 Dim linkFile As String = isNULL(dt.Rows(0)("link"), "")
Line 59:                 Dim nomeFile As String = Left(StrReverse(linkFile), StrReverse(linkFile).IndexOf("/"))
Line 60:                 nomeFile = StrReverse(nomeFile)
Line 61:                 nomeFile = nomeFile.Replace("%5b", "[")

Source File: C:\inetpub\wwwroot\WEBSITES\knauf.it\pressAreaScheda.aspx.vb    Line: 59

Stack Trace:


[ArgumentException: Argument 'Length' must be greater or equal to zero.]
   Microsoft.VisualBasic.Strings.Left(String str, Int32 Length) +466689
   pressAreaScheda.caricaScheda() in C:\inetpub\wwwroot\WEBSITES\knauf.it\pressAreaScheda.aspx.vb:59
   pressAreaScheda.Page_Init(Object sender, EventArgs e) in C:\inetpub\wwwroot\WEBSITES\knauf.it\pressAreaScheda.aspx.vb:18
   System.Web.UI.Control.OnInit(EventArgs e) +99
   System.Web.UI.Page.OnInit(EventArgs e) +12
   System.Web.UI.Control.InitRecursive(Control namingContainer) +333
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +378


Version Information: Microsoft .NET Framework Version:2.0.50727.8966; ASP.NET Version:2.0.50727.8962