xCode OSx: Error: EMFILE: too many open files, watch

Everytime I try build in xcode I get the error too many open files, watch.

I've tried to install watchman to help with this but still no luck, also tried to link StoreKit.framework in my 'Link Binary With Libraries' but still no luck.

Below is the error that shows in the terminal when I try build my app. I also get another error which is

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Undefined symbol: _OBJC_CLASS_$_RNS3TransferUtility


 mobile-app/node_modules/sane/src/node_watcher.js:143:12)
        at FSWatcher.emit (events.js:315:20)
        at FSEvent.FSWatcher._handle.onchange (internal/fs/watchers.js:133:12) {
      errno: -24,
      syscall: 'watch',
      code: 'EMFILE',
      filename: null
    }

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