title: mage folder got deleted accidently [ magento 1.9 ]
body: <p>I accidentally deleted mage folder. I don't have any backup of my project.[haven't done any changes to mage files ]</p>
  
  <p>so my questions are</p>
  
  <p>1] Is  there a way to retrieve that folder ? </p>
  
  <p>2] can we use fresh mage folder of another magento installation ? if not Why?</p>
  
  <p>Thanks :)</p>