Similar situation still waiting for fix to publish my app : Could not instantiate audio unit. Error=Error Domain=NSOSStatusErrorDomain Code=-3000 "(null)" Couldn't find audio unit for request SSML Length: 54, Voice: [AVSpeechSynthesisProviderVoice 0x60000219d810] Name: Anna, Identifier: com.apple.voice.super-compact.de-DE.Anna, Supported Languages ( "de-DE" ), Age: 0, Gender: 0, Size: 0, Version: (null) VoiceProvider: Could not start synthesis for request SSML Length: 54, Voice: [AVSpeechSynthesisProviderVoice 0x60000219d810] Name: Anna, Identifier: com.apple.voice.super-compact.de-DE.Anna, Supported Languages ( "de-DE" ), Age: 0, Gender: 0, Size: 0, Version: (null), converted from tts request [TTSSpeechRequest 0x600003705e00] zugehen language: de-DE footprint: super-compact rate: 0.400000 pitch: 1.000000 volume: 1.000000

Thanks Dear mykel87, I ve been trying to solve this problem for 2 weeks and finally I got an answer. ------ All The Process ------ First get in to main AppStoreConnect Account > User and Access Add your Developer and give him/her all other Access Access to Reports Access to Certificates, Identifiers & Profiles. Access to Cloud Managed Distribution Certificate Access to Cloud Managed Developer ID Certificate Create Apps Generate Individual API Keys View Active Key Thank turn back to main Account' s Developer.Apple Website Certificate, IDs & Profiles > Certificates Just Click and Download the Certificate and Load it in to your MacBook Finally when you log in to your sub developer account in to XCODE, you can choose your Company