Unreal Engine Issues

UE-60341

iOS fails to compile: undefined symbols "_OBJC_CLASS_$_ARImageAnchor", etc

iOS fails to compile: undefined symbols "_OBJC_CLASS_$_ARImageAnchor", etc

Steps to Reproduce

This was tested from Mac

Repro: 4/4 (also after a fresh wipe and re-download of the binary build)

  1. Create a new template code project
  2. Package for iOS in the editor

RESULT: Failure during compile

UATHelper: Packaging (iOS):   Undefined symbols for architecture arm64:
UATHelper: Packaging (iOS):     "_OBJC_CLASS_$_ARImageAnchor", referenced from:
UATHelper: Packaging (iOS):         objc-class-ref in Module.AppleARKit.cpp.o
UATHelper: Packaging (iOS):     "_OBJC_CLASS_$_ARReferenceImage", referenced from:
UATHelper: Packaging (iOS):         objc-class-ref in Module.AppleARKit.cpp.o
UATHelper: Packaging (iOS):   ld: symbol(s) not found for architecture arm64

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By Design
ComponentUE - Platform - XR
Affects Versions4.20
Target Fix4.20
CreatedJun 12, 2018
ResolvedJun 19, 2018
UpdatedSep 16, 2019