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https://blog.it-kb.ru/2019/05/19/sharepoint-server-2016-error-some-or-all-identity-references-could-not-be-translated-when-attempting-to-delete-non-existent-managed-account/
SharePoint Server 2016 : Ошибка "Some or all identity references could not be translated" при попытке удаления несуществующей учёной записи Managed Account