watchOSがアップデートできない時の原因を見つける方法

「アップデートを検証できません

インターネットに接続していないため、watchOSアップデートを検証できませんでした。」

と表示されアップデートを行うことができません。その原因の見つけ方について解説しています。

このあたりが怪しく、アップデートを止めている原因ではないかと見ています。

18f9b000 : MobileSoftwareUpdateErrorDomain error 3 - './System/Library/Health/Assets/FitnessUIAssets.bundle/ActivityAchievements/MonthlyAchievements/localization/challenge/DaysDoublingMoveGoal_LOW/nl.lproj/Localizable-Modified-tinker.stringsdict' does not verify 18f9b000 : Error Domain=MobileSoftwareUpdateErrorDomain Code=3 "'./System/Library/Health/Assets/FitnessUIAssets.bundle/ActivityAchievements/MonthlyAchievements/localization/challenge/DaysDoublingMoveGoal_LOW/nl.lproj/Localizable-Modified-tinker.stringsdict' does not verify" UserInfo={target_update=19S55, NSLocalizedDescription='./System/Library/Health/Assets/FitnessUIAssets.bundle/ActivityAchievements/MonthlyAchievements/localization/challenge/DaysDoublingMoveGoal_LOW/nl.lproj/Localizable-Modified-tinker.stringsdict' does not verify, NSUnderlyingError=0x17504290 {Error Domain=MobileSoftwareUpdateBOMErrorDomain Code=1 "contents of '/System/Library/Health/Assets/FitnessUIAssets.bundle/ActivityAchievements/MonthlyAchievements/localization/challenge/DaysDoublingMoveGoal_LOW/nl.lproj/Localizable-Modified-tinker.stringsdict' don't match bom (ef2971a4 vs 50f40130)" UserInfo={NSLocalizedDescription=contents of '/System/Library/Health/Assets/FitnessUIAssets.bundle/ActivityAchievements/MonthlyAchievements/localization/challenge/DaysDoublingMoveGoal_LOW/nl.lproj/Localizable-Modified-tinker.stringsdict' don't match bom (ef2971a4 vs 50f40130)}}, MSUFullReplacementRecommened=true} 18f9b000 : './System/Library/Health/Assets/FitnessUIAssets.bundle/ActivityAchievements/MonthlyAchievements/localization/challenge/DaysDoublingMoveGoal_LOW/nl.lproj/Localizable-Modified-tinker.stringsdict' did not verify and is not on the exception list. 19027000 : Failed to verify pre.bom against root. 19027000 : Preparing patched files failed. 19027000 : Preparing packaged files failed. 19027000 : [-[UMEventRecorder _recordEvent:information:callback:]] (prepareFinished) - { currentNeRDOSType = "Darwin Recovery"; currentNeRDOSVersion = 19S55; failureReason = "MSU 3 ('./System/Library/Health/Assets/FitnessUIAssets.bundle/ActivityAchievements/MonthlyAchievements/localization/challenge/DaysDoublingMoveGoal_LOW/nl.lproj/Localizable-Modified-tinker.stringsdict' does not verify);MobileSoftwareUpdateBOMErrorDomain 1 (contents of '/System/Library/Health/Assets/FitnessUIAssets.bundle/ActivityAchievements/MonthlyAchievements/localization/challenge/DaysDoublingMoveGoal_LOW/nl.lproj/Localizable-Modified-tinker.stringsdict' don't match bom (ef2971a4 vs 50f40130));"; installTonight = "false,autoOff,disabled,fg,Manual"; nerdBrainVersion = 19S55; purgeableSpace = 0; result = "MSU 3"; }