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[Solved] How to fix Rosetta 2 Translation Failure: ‘oahd: dyld shared cache architecture mismatch’ caused by Corrupted Rosetta runtime translation cache after major macOS incremental delta update on MacBook Pro 16″ M2 Max

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Home › Forums › Apple Silicon, Terminal & Developer Tools › [Solved] How to fix Rosetta 2 Translation Failure: ‘oahd: dyld shared cache architecture mismatch’ caused by Corrupted Rosetta runtime translation cache after major macOS incremental delta update on MacBook Pro 16″ M2 Max

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  • November 14, 2026 at 10:11 pm #13199
    Lily Johnson
    Community Contributor
    Diagnostic Hardware Specs: MacBook Pro 16″ M2 Max | OS Version: macOS Sequoia 15.0 | Archive Source: Apple Support Community #256285151

    I am running into a persistent issue on my MacBook Pro 16″ M2 Max running macOS Sequoia 15.0.
    Whenever the machine encounters Corrupted Rosetta runtime translation cache after major macOS incremental delta update, the following diagnostic log appears in Console:

    oahd: [com.apple.oahd] Failed to translate binary chunk 0x471b: Invalid Rosetta dyld shared cache

    I verified that hardware connections are intact and tested across different power sources. What is the verified diagnostic procedure to permanently eliminate this symptom?

    Mac mini M2 Pro (32GB) | Dell UltraSharp U3223QE | Jamf Cloud Admin | Copenhagen, DK
    Enterprise Mac Sysadmin & Jamf Pro Architect | "Verified Apple Discussions Archive"
    November 14, 2026 at 10:11 pm #13200
    Gabriel Scholz
    Community Contributor
    Apple Recommended / Verified Community Solution
    This canonical solution was verified and marked as solved in the Apple Support Community archive.

    Reinstalling Rosetta 2 runtime daemon and rebuilding LaunchServices database.

    Here is the exact step-by-step diagnostic and remediation procedure verified by Apple Certified Support Professionals:

    1. Force reinstall Rosetta 2: 
      softwareupdate --install-rosetta --agree-to-license
    2. Reset LaunchServices database: 
      /System/Library/Frameworks/CoreServices.framework/Frameworks/LaunchServices.framework/Support/lsregister -kill -r -domain local -domain system -domain user
    3. Kill daemon to rebuild fresh cache: 
      sudo killall -9 oahd

    Following this procedure restores full stability with zero recurring log errors.

    MacBook Air 15″ M2 (16GB) | Glyph Atom Pro 2TB | iPhone 16 Pro Max | Ottawa, ON
    Apple Certified Support Professional (ACSP) | Commercial Photographer & Digitech
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