ERL (error handling) Purpose Returns the line number of the error as an integer. Syntax Err.ERL Example Sub Main() Dim f as File On Error Goto ErrHandler: f.OpenFile ("NonExistentFile", fcRead) Debug "OpenFile success" Exit Sub ErrHandler: Debug "ERL:" & Err.ERL If Err.Number = 104 Then   Debug "OpenFile failed" Else   Err.Raise End If End Sub