title: Xcode Storyboard warning: Constraint referencing items turned off in current configuration. Turn off this constraint in the current configuration
body: <p>This warning happens in Xcode 6.1. Anyone have ideas what does this warning mean and what will happen with it? Many thanks!</p>
  
  <p>Below is a screenshot with the warnings opened in source code"</p>
  
  <p><img src="https://i.stack.imgur.com/OQ65z.png" alt="enter image description here"></p>
  
  <p>How to find which constraint causes the warning? Xcode does not tell you which constraint is the problem.</p>
  
  <p><a href="https://i.stack.imgur.com/J3zmn.png"><img src="https://i.stack.imgur.com/J3zmn.png" alt="enter image description here"></a></p>