Grafana 502 Bad Gateway Grafana v7.5.9

Hello,

I managed to configure on the azure ad and in grafana however after the login pop-up it loops without landing me on the Grafana page and I got error 502 Bad Gateway even though in ADFS it works well

Conf AZURE AD

Identificateur (ID d’entité)
“https”://login.microsoftonline.com/CLIEND_ID/oauth/v2.0/authorize

URL de réponse (URL Assertion Consumer Service)
https://grafana.XXXXXX.com/login/generic_oauth

URL de connexion
https://grafana.XXXXX.com

Conf Grafana.ini

Grafana v7.5.9

Thank you for your help