i have exactly the same issue. In my case i have custom binary framework iAgEventLogger which depends on CocoaLumberjack. It works fine in simulator but when running on the device there is crash:
dyld[57170]: Symbol not found: __ZN5swift39swift51override_conformsToSwiftProtocolEPKNS_14TargetMetadataINS_9InProcessEEEPKNS_24TargetProtocolDescriptorIS1_EEN7__swift9__runtime4llvm9StringRefEPFPKNS_35TargetProtocolConformanceDescriptorIS1_EES4_S8_SC_E
Referenced from: ../iAgEventLogger_Example.app/Frameworks/iAgEventLogger.framework/iAgEventLogger
Expected in: ../iAgEventLogger_Example.app/Frameworks/CocoaLumberjack.framework/CocoaLumberjack
xcode 16.1. All is fine in xcode 15.x
iagdev
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