3795537 - Mail Sender Channel Reports Microsoft Graph Authentication Errors

When the Mail adapter attempts to access a mailbox through the Microsoft Graph API, authentication errors such as the following are displayed in the default traces:

• AADSTS50105 - The signed in user isn't assigned to a role for the application
• AADSTS50057: The user account is disabled

The errors occur when SAP PO uses the configured Microsoft Graph API credentials, including the Tenant ID, Client ID, and Client Secret.

• SAP NetWeaver
• SAP Process Integration

Mail adapter, Microsoft Graph API, SAP PO Mail adapter, AADSTS50057, AADSTS50105, Microsoft Entra ID, user account disabled, user not assigned to application role, Client Secret, Tenant ID, Client ID, Microsoft Graph authentication, Microsoft Graph API mailbox access, SAP Process Orchestration Mail adapter authentication error , KBA , BC-XI-CON-MAI , Mail Adapter , Problem