# UE 5.8 preview on macOS & Xcode 26.5 is crashing

**URL:** <https://forums.unrealengine.com/t/ue-5-8-preview-on-macos-xcode-26-5-is-crashing/2722969>\
**Category:** Platform & Builds\
**Tags:** unreal-engine, question\
**Created:** [May 19, 2026, 8:13am UTC](https://forums.unrealengine.com/t/ue-5-8-preview-on-macos-xcode-26-5-is-crashing/2722969 "2026-05-19T08:13:02Z")\
**Posts on this page:** 1\
**Showing post:** 8

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**Author:** ![OrbitalZones](https://d1ap1mz92jnks1.cloudfront.net/user_avatar/forums.unrealengine.com/orbitalzones/32/1214470_2.png) [@OrbitalZones](https://forums.unrealengine.com/u/OrbitalZones)\
**Post date:** [June 28, 2026, 8:46am UTC](https://forums.unrealengine.com/t/ue-5-8-preview-on-macos-xcode-26-5-is-crashing/2722969/8 "2026-06-28T08:46:42Z")

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Which version of Xcode are you using, and have you downloaded the latest Metal toolchain? Check out this [post](https://forums.unrealengine.com/t/conflict-running-unreal-engine-on-mac-os/2657924/2) (set the MaxVersion to “MaxVersion”: “27.0.0”).

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