Windows System VB.Net

Imports System.Threading
Module Module1
    Sub Main()
        Dim MatchingNames As System.Diagnostics.Process()
        Dim TargetName As String
        TargetName = System.Diagnostics.Process.GetCurrentProcess.ProcessName
        MatchingNames = System.Diagnostics.Process.GetProcessesByName(TargetName)
        If (MatchingNames.Length = 1) Then
            Console.WriteLine("Started...")
        Else
            Console.WriteLine("Process already running")
        End If
    End Sub
End Module