Judgment of the General Court (Eighth Chamber) of 7 February 2019.#Frederik Duym v Council of the European Union.#Civil service — Officials — Appointment to a post of head of unit — Vacancy notice — Rejection of an application — Appointment of another candidate — Obligation to state reasons — Principle of sound administration — Interests of the service — Manifest error of assessment — Principle of non-discrimination.#Case T-549/17.