Est-ce que c'est possible de m'expliquer pourquoi ca ne fonctionne pas, alors que selon moi tout indique que c'est sensé fonctionner ??

Hello@Adèle Morvan,

• please check the field is visible to the System Admin in field-level security. modified that visibility then check the challenge.
• Make sure API name and data type is correct for field
• If not working then delete field and recreate the field
• try to set org language and trailhead language as English
• Please make sure you are checking the challenge in correct org.