title: Malformed url exception linux local file system
body: <p>I have been trying to execute a selenium.attachFile command to upload a file-</p>
  
  <p>sel.attachFile(dom_locator,"/home/xyz/Desktop/tstfl.txt");</p>
  
  <p>but getting a Malformed URL Exception for the file path specified. The file is present in the linux local file system. Please help me with the proper format of the file path.</p>