title: How to fix refreshPreferences Message in Xcode 9
body: <p>add this line code to my class</p>
  
  <pre><code>let myLayer = CALayer()
  myLayer.contents = self.makeTrySwiftLogoImage().CGImage
  
  var transform = CATransform3DIdentity
  transform.m34 = 1.0 / -500
  transform = CATransform3DRotate(transform, 45.0f * M_PI / 180.0, 0, 1, 0)
  myLayer.transform = transform
  </code></pre>
  
  <p>and get this message to my console</p>
  
  <p>2017-09-22 18:00:53.354890+0330 SibDiet[973:944502] refreshPreferences: HangTracerEnabled: 0
  2017-09-22 18:00:53.355974+0330 SibDiet[973:944502] refreshPreferences: HangTracerDuration: 500
  2017-09-22 18:00:53.356014+0330 SibDiet[973:944502] refreshPreferences: ActivationLoggingEnabled: 0 ActivationLoggingTaskedOffByDA:0</p>
  
  <p>and don't run my application, remove this 6 line and run again but receive this message again, remove Xcode and install again but no fix</p>