Trouble with status bar : When I get to the screen for the first time the status bar overlaps [1]my UIview, but when I switch to another screen and go back, there is a white bar in the status bar. What is the reason?[enter image description here][2]


  [1]: https://i.stack.imgur.com/rlON9.png
  [2]: https://i.stack.imgur.com/WA3Xg.png