Xcode 14.3.1
The Xcode 14.3.1 release supports on-device debugging in iOS 11 and later, tvOS 11 and later, and watchOS 4 and later. Xcode 14.3.1 requires a Mac running macOS Ventura 13.0 or later.
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Fixed: When targeting devices running iOS 13, apps built with Xcode 14.3 and using Objective-C protocols from Swift, sometimes crash at launch.
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Fixed: Applications using Swift Concurrency could crash when run on a specific OS version
Xcode 14.3 was a buggy release. It’s not clear what’s changed in Xcode 14.3.1 since the unusual second release candidate, but judging from the sparse release notes most of the issues are still outstanding. Testing is still broken for me.
Previously:
Update (2023-06-15): Rory Prior:
Xcode 14.3 (and 14.3.1) really are a headache. Disappearing errors and random crashes on build are really driving me nuts. I wish they’d open source the editor, it’s been too buggy for too long now, clearly their internal priorities don’t match up somewhere as rather than each new version getting better it’s an absolute lottery whether any given Xcode version will be fit for purpose.
Ibdesignable showing up in storyboards on target less than or equal to 16.0 still broken