stepping may behave oddly;
<p>I am Developing an application with xcode 7.3.1 Swift language, My application crash on navigation with second view controller class's viewDidload method with below error 
"<strong> was compiled with optimization - stepping may behave oddly; variables may not be available.</strong>"</p>

<pre><code>   I have tried many solution which are available on google. can any one help me to solve this issue? this is not happened everytime. 2 or 3 time crashing with installation and than it works fine.
</code></pre>

<p>Note : This happened only with release mode not in debug mode.</p>

<p><a href="https://i.stack.imgur.com/FfWcX.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/FfWcX.png" alt="enter image description here"></a></p>

<p>Thanks</p>