title: spawn error in nodeJs
body: <p>while trying to execute following command using exec</p>
  
  <pre><code>java -cp %SIKULI_HOME%\sikuli-script.jar org.python.util.jython E:\automation.sikuli\automation.py "a,b,c" 
  </code></pre>
  
  <p>am getting following error</p>
  
  <pre><code>var exec = require('child_process').execFile;
  </code></pre>
  
  <p>postreq.params prints values as a,b,c.i want to pass this with \automation.py "a,b,c"
  i dodnt know how to pass with below one </p>
  
  <pre><code> exec('java -cp %SIKULI_HOME%\sikuli-script.jar org.python.util.jython E:\automation.sikuli\automation.py postreq.params', function (err, data) {
      console.log(err);
      console.log(data);
      console.log("Sikuli execution started")
      //  res.end(data);
    });
  </code></pre>
  
  <p>error</p>
  
  <pre><code>{ [Error: spawn ENOENT] code: 'ENOENT', errno: 'ENOENT', syscall: 'spawn' }
  </code></pre>
  
  <p>below command is working properly using <code>cmd</code></p>
  
  <pre><code>java -cp %SIKULI_HOME%\sikuli-script.jar org.python.util.jython E:\automation.sikuli\automation.py "a,b,c"
  </code></pre>