Dim Blob1 As Byte()
    Dim Blob2 As Byte()
    Dim MyStream1 As New MemoryStream
    Dim MyStream2 As New MemoryStream

        EnvStr = Environment.GetEnvironmentVariable("TEMP")

        ' Crea i blob dalle immagini della form
        imgStill1.Image.Save(MyStream1, ImageFormat.Jpeg)
        ReDim Blob1(MyStream1.Length)
        MyStream1.Read(Blob1, 0, MyStream1.Length)
        MyStream1.Close()
        MyStream1.Dispose()

        imgStill2.Image.Save(MyStream2, ImageFormat.Jpeg) ' L'errore "Errore generico GDI+" avviene qui
        ReDim Blob2(MyStream2.Length)
        MyStream2.Read(Blob2, 0, MyStream2.Length)
        MyStream2.Close()
        MyStream2.Dispose()