iOS/Foundation URLSession upload infinite-loops I'm first going to ask this without full listings and logs, because it feels like the sort of thing that people might recognize generically from their own work. iOS 16 simulator, Xcode 14.2. Aim I want to upload a file to a REST server. I'm using URLSessionUploadTask. HTTP Basic authentication goes through (by the low-level fact that once I provide basic creds, URLSession stops asking). I can assume that the bytes are getting there: My task delegate's urlSession(_taskdidSendBodyData:... is...