title: The document “UIViewController.h” could not be saved. You don’t have permission
body: <p>I have accidentally made changes to the uiviewcontroller class. I did not mean to make these changes. </p>
  
  <p>I have tried to find the class and remove the code. I can't do this as I don't have permissioj</p>
  
  <p>I get this message when building the project.</p>
  
  <p>The document 'UiViewController could not be saved.</p>
  
  <p>I would like to get rid of the changes made to this file but I can't seem to do that as I don't have permission.</p>