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copied!<p>You can use a <a href="http://msdn.microsoft.com/query/dev10.query?appId=Dev10IDEF1&l=EN-US&k=k(SYSTEM.COMPONENTMODEL.BACKGROUNDWORKER);k(TargetFrameworkMoniker-%22.NETFRAMEWORK,VERSION%3dV4.0%22);k(DevLang-CSHARP)&rd=true" rel="noreferrer"><code>BackgroundWorker</code></a> for the threading, use <a href="http://msdn.microsoft.com/query/dev10.query?appId=Dev10IDEF1&l=EN-US&k=k(SYSTEM.DIAGNOSTICS.PROCESS.WAITFOREXIT);k(TargetFrameworkMoniker-%22.NETFRAMEWORK,VERSION%3dV4.0%22);k(DevLang-CSHARP)&rd=true" rel="noreferrer"><code>Process.WaitForExit()</code></a> to wait for the process to terminate until you stop your service.</p> <p>You're right that you should do some threading, doing lots of work in the <code>OnStart</code> may render errors about not starting correctly from Windows when starting the service.</p> <pre><code>protected override void OnStart(string[] args) { BackgroundWorker bw = new BackgroundWorker(); bw.DoWork += new DoWorkEventHandler(bw_DoWork); bw.RunWorkerAsync(); } private void bw_DoWork(object sender, DoWorkEventArgs e) { Process p = new Process(); p.StartInfo = new ProcessStartInfo("file.exe"); p.Start(); p.WaitForExit(); base.Stop(); } </code></pre> <p><strong>Edit</strong> You may also want to move the <code>Process p</code> to a class member and stop the process in the <code>OnStop</code> to make sure that you can stop the service again if the exe goes haywire.</p> <pre><code>protected override void OnStop() { p.Kill(); } </code></pre>

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