title: How to resolve "Type of expression in ambiguous without more context"?
body: <pre><code>let attributedString  =  NSAttributedString(data: encodedData, options: attributedOptions, documentAttributes: nil, error: nil)!
  </code></pre>
  
  <p>Compiler error: "Type of expression in ambiguous without more context"
  How could it be solved?</p>