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upgrade fails

  1. haralds

    Upgrade is not working on any of my systems

    I could not do a Developer Beta upgrade on any of the systems I tried, all running macOS 26.5.1. Studio M1 Ultra (64GB/4Tb), mini M4 Pro (48GB/2TB), M4 MacBook Pro (24GB/2TB.) It failed during customization to the platform. I ended up adding a Volume Group and installing a fresh copy. Probably...
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