title: Problem with React Native : watchman warning
body: <p>watchman warning:  opendir(/Users/mahamadouniakate/Library/Caches/CloudKit/com.apple.Safari) -> Operation not permitted. Marking this portion of the tree deleted
  To clear this warning, run:
  <code>watchman watch-del /Users/mahamadouniakate ; watchman watch-project /Users/mahamadouniakate</code></p>
  
  <p>INFO
  03:35
  Opening exp://127.0.0.1:19000 in iOS simulator
  ERROR
  03:35
  opendir(/Users/mahamadouniakate/Library/Caches/CloudKit/com.apple.Safari) -> Operation not permitted. Marking this portion of the tree deleted
  To clear this warning, run:
  <code>watchman watch-del /Users/mahamadouniakate ; watchman watch-project /Users/mahamadouniakate</code></p>
  
  <p>ERROR
  03:35
  opendir(/Users/mahamadouniakate/Library/Caches/CloudKit/com.apple.Safari) -> Operation not permitted. Marking this portion of the tree deleted
  To clear this warning, run:
  <code>watchman watch-del /Users/mahamadouniakate ; watchman watch-project /Users/mahamadouniakate</code></p>
  
  <p>INFO
  03:35
  Tunnel ready.
  ERROR
  04:42
  We noticed your tunnel is having issues. This may be due to intermittent problems with our tunnel provider. If you have trouble connecting to your app, try to Restart the project, or switch Host to LAN.
  INFO</p>