title: use --trace for backtrace Error while compiling SCSS file
body: <p>I am trying to do </p>
  
  <pre><code>sass input src.scss test.css
  </code></pre>
  
  <p>or</p>
  
  <pre><code>sass input src.scss:test.css
  
  Both results in error::
  Errno::ENONET:No such file or directory @ rb_sysopen - input
  </code></pre>
  
  <p>This is my first scss to css compilation</p>