IOError public enum IOError : Error Errors caused by program input or output. fileNotFound A file or directory at a given path cannot be found. Declaration Swift case fileNotFound permissionDenied The program does not have permissions to access the given resource. Declaration Swift case permissionDenied © 2019 . All rights reserved. (Last updated: 2019-01-03) Generated by jazzy ♪♫ v0.9.4, a Realm project.