Does this indicate a bug in your code, in Metal, or both? Is this a fix, or a workaround?

Compling and running in Xcode Version 15.0 beta 5 (15A5209g) for macOS yields error stream. Rejecting connection missing Suggestions entitlement; pid: 0, entitlementKey: com.apple.private.suggestions.contacts Failed to speak request with error: Error Domain=TTSErrorDomain Code=-4010 "(null)". Attempting to speak again with fallback identifier: com.apple.voice.compact.en-US.Samantha Could not instantiate audio unit. Error=Error Domain=NSOSStatusErrorDomain Code=-3000 "invalidComponentID"