Write to iCloud Drive has stopped working on all apps.
*** 1/3/2020 No longer works We believe the issue is "Unable to access iCloud Account, can't find Cloud URL" ***
A device update has made the URL to the iCloud Drive nil. How can we recover from this?
Fatal error: Unexpectedly found nil while unwrapping an Optional value: file /Users/ on line 295
Exp.
294 let containerURL = FileManager.default.url(forUbiquityContainerIdentifier: nil)
295 let documentDirectoryURL = containerURL!.appendingPathComponent("Documents")
296 let documentURL = documentDirectoryURL.appendingPathComponent("myFile.txt")