Dim text As String = IO.File.ReadAllText("YouPathOfFile")
Dim bytearray() As Byte = Encoding.ASCII.GetBytes(text.ToCharArray())
Dim Hex As String = String.Empty
For Each b As Byte In bytearray
Hex &= Convert.ToString(b, 16)
System.Diagnostics.Debug.Print(Hex) 'see result in "Output window"
I Developed application in C# with crystal reports and created setup file in third party (Advance) Installer.When i installed my application on client system application is working but ...