Cfpropertylist: 잡히지 않은 예외

https://github.com/briansea/ulysses3-export 사용

$ ./ulyssesToFiles.php 

Fatal error: Uncaught CFPropertyList\IOException: /Users/matt/Library/Mobile Documents/X5AZV975AG~com~soulmen~ulysses3/Documents/Library/Info.ulgroup in /Users/matt/Downloads/2018-04-28/ulysses3-export-master/vendor/rodneyrehm/plist/classes/CFPropertyList/IOException.php:68
Stack trace:
#0 /Users/matt/Downloads/2018-04-28/ulysses3-export-master/vendor/rodneyrehm/plist/classes/CFPropertyList/CFPropertyList.php(199): CFPropertyList\IOException::notReadable('/Users/matt/Lib...')
#1 /Users/matt/Downloads/2018-04-28/ulysses3-export-master/vendor/rodneyrehm/plist/classes/CFPropertyList/CFPropertyList.php(129): CFPropertyList\CFPropertyList->load()
#2 /Users/matt/Downloads/2018-04-28/ulysses3-export-master/ulyssesToFiles.php(26): CFPropertyList\CFPropertyList->__construct('/Users/matt/Lib...', 2)
#3 /Users/matt/Downloads/2018-04-28/ulysses3-export-master/ulyssesToFiles.php(20): CFPropertyList\parseFolder('/Users/matt/Lib...')
#4 {main}
  thrown in /Users/matt/Downloads/2018-04-28/ulysses3-export-master/vendor/rodneyrehm/plist/classes/CFPropertyList/IOException.php on line 68