It sounds like you’re trying to use Developer ID signing for day-to-day development. That’s something I recommend you avoid. Rather, use an Apple Development signing identity for development. For background on this, The Care and Feeding of Developer ID. Having said that, I can help you debug this specific problem. I recommend that you start out by isolating this from Xcode. If you run these commands, what do you see: % cp /usr/bin/true MyTrue % codesign -s Developer ID Application -f MyTrue Run these from Terminal, logged into the same GUI login session as you’re using for Xcode. If that prints a no identity found message, what do you see when you run this command: % security find-identity -p codesigning Policy: Code Signing Matching identities … 11) ADC03B244F4C1018384DCAFFC920F26136F6B59B Developer ID Application: Quinn Quinn (SKMME9E2Y8) (CSSMERR_TP_CERT_EXPIRED) 12) 3F8BE319780F84EB2E94ABDFA24E8045A0572A7B Developer ID Application: Quinn Quinn (SKMME9E2Y8) 12 identities found Valid identities onl
Topic:
Code Signing
SubTopic:
Certificates, Identifiers & Profiles
Tags: