The WorkspaceSettings.xcsettings file is generated with the following entry



This causes the warning in [Link Removed] which has was closed by suppressing the warning, but Xcode 13 beta 4 no longer seems to allow the legacy build system.



Steps to Reproduce
  1. Download Xcode 13 beta 4 from
  2. Rename it to be Xcode_13_beta_4 and move it to Applications
  3. open a terminal and run sudo xcode-select -s /Applications/
  4. Attempt to build UE4

A Legacy Build System error will occur.


Note to change back to the regular Xcode in Applications, run the command sudo xcode-select -s /Applications/

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ComponentUE - Platform - Apple
Affects Versions4.275.0
Target Fix4.27
Fix Commit17049797
Release Commit17049797
CreatedAug 3, 2021
ResolvedAug 4, 2021
UpdatedDec 1, 2022