Judgment of the General Court (Sixth Chamber) of 6 February 2019.#TN v European Union Agency for Network and Information Security.#Civil service — Members of the temporary staff — Recruitment — Notice of vacancy — Head of Unit post — Inclusion on the reserve list — Acceptance of the offer of employment — Withdrawal of the offer of employment — Conditions of employment — Character references — Article 12 of the CEOS — Manifest error of assessment — Processing of personal data — Right to be heard