title: forever for nodeJs not working in ubuntu server
body: <p>I Installed <a href="https://www.npmjs.org/package/forever">forever</a> module using npm globally in my ubuntu server as super user. But i can not start my nodeJs Appliation using this. I typed "forever" in my terminal, but seems like no commands were executed. am sure that i not faced any errors while "forever" instalation.
  Please see the below output.
  I tried the same in my local machine. But it works fine. am using Express 4.</p>
  
  <p>forever in ubuntu server:-</p>
  
  <p><img src="https://i.stack.imgur.com/QeVEC.png" alt="enter image description here"></p>
  
  <p>forever in my local machine ouptput as follows:-</p>
  
  <p><img src="https://i.stack.imgur.com/4K3xG.png" alt="enter image description here"></p>
  
  <p>Is there any server settings i need to do it to work?</p>