title: Unable to simultaneously satisfy constraints
body: <p>Actually integrated camera application using xib, in that I placed uiview on a view, after that I put imageview, again view on imageview for cropping.  then run the project I got this error. </p>
  
  <blockquote>
    <p>2013-07-23 12:45:49.936 Camera_App1[30668:907] Unable to simultaneously satisfy constraints. Probably at least one of the constraints in the following list is one you don't want. Try this: (1) look at each constraint and try to figure out which you don't expect; (2) find the code that added the unwanted constraint or constraints and fix it. (Note: If you're seeing NSAutoresizingMaskLayoutConstraints that you don't understand, refer to the documentation for the UIView property translatesAutoresizingMaskIntoConstraints)</p>
  </blockquote>
  
  <pre><code>(
      "&lt;NSAutoresizingMaskLayoutConstraint:0x1f5b3d10 h=--&amp; v=--&amp; V:[UIView:0x1f5a2f70(460)]&gt;",
      "&lt;NSLayoutConstraint:0x1f5a3c80 V:[UIView:0x1f5a31b0]-(385)-|   (Names: '|':UIView:0x1f5a3120 )&gt;",
      "&lt;NSLayoutConstraint:0x1f5a3f80 V:|-(0)-[UIView:0x1f5a3120]   (Names: '|':UIView:0x1f5a2f70 )&gt;",
      "&lt;NSLayoutConstraint:0x1f5a3f40 V:[UIView:0x1f5a3120]-(63)-|   (Names: '|':UIView:0x1f5a2f70 )&gt;",
      "&lt;NSLayoutConstraint:0x1f5a3bc0 V:|-(61)-[UIView:0x1f5a31b0]   (Names: '|':UIView:0x1f5a3120 )&gt;"
  )
  
  Will attempt to recover by breaking constraint 
  &lt;NSLayoutConstraint:0x1f5a3c80 V:[UIView:0x1f5a31b0]-(385)-|   (Names: '|':UIView:0x1f5a3120 )&gt;
  
  Break on objc_exception_throw to catch this in the debugger.
  The methods in the UIConstraintBasedLayoutDebugging category on UIView listed in &lt;UIKit/UIView.h&gt; may also be helpful.
  2013-07-23 12:45:58.697 Camera_App1[30668:907] media type=public.image
  2013-07-23 12:45:58.701 Camera_App1[30668:907] global=public.image
  2013-07-23 12:45:58.858 Camera_App1[30668:907] Unable to simultaneously satisfy constraints.
      Probably at least one of the constraints in the following list is one you don't want. Try this: (1) look at each constraint and try to figure out which you don't expect; (2) find the code that added the unwanted constraint or constraints and fix it. (Note: If you're seeing NSAutoresizingMaskLayoutConstraints that you don't understand, refer to the documentation for the UIView property translatesAutoresizingMaskIntoConstraints) 
  (
      "&lt;NSLayoutConstraint:0x1f5a3c80 V:[UIView:0x1f5a31b0]-(385)-|   (Names: '|':UIView:0x1f5a3120 )&gt;",
      "&lt;NSLayoutConstraint:0x1f5a3f80 V:|-(0)-[UIView:0x1f5a3120]   (Names: '|':UIView:0x1f5a2f70 )&gt;",
      "&lt;NSLayoutConstraint:0x1f5a3f40 V:[UIView:0x1f5a3120]-(63)-|   (Names: '|':UIView:0x1f5a2f70 )&gt;",
      "&lt;NSLayoutConstraint:0x1f5a3bc0 V:|-(61)-[UIView:0x1f5a31b0]   (Names: '|':UIView:0x1f5a3120 )&gt;",
      "&lt;NSAutoresizingMaskLayoutConstraint:0x1f53a430 h=--&amp; v=--&amp; V:[UIView:0x1f5a2f70(460)]&gt;"
  )
  
  Will attempt to recover by breaking constraint 
  &lt;NSLayoutConstraint:0x1f5a3c80 V:[UIView:0x1f5a31b0]-(385)-|   (Names: '|':UIView:0x1f5a3120 )&gt;
  
  Break on objc_exception_throw to catch this in the debugger.
  The methods in the UIConstraintBasedLayoutDebugging category on UIView listed in &lt;UIKit/UIView.h&gt; may also be helpful.
  </code></pre>