Account migration failing with "The role assigned to application <<GUID>> isn't supported in this scenario." (4375927)

Performing an On Demand Migration (ODM) Account Discover or Migration fails with the following error message:

The role assigned to application <<GUID>> isn't supported in this scenario. Please check online documentation for assigning correct Directory Roles to Azure AD Application for EXO App-Only Authentication., Tenant : tenant.onmicrosoft.com

WORKAROUND:

Add the Quest On Demand - Migration - Basic application to the Exchange Administrator role in Entra ID.

1. Log in to the Microsoft Entra admin center https://entra.microsoft.com/
2. In the left navigation pane click Roles & admins (Click show more if it isn't listed)
3. On the Roles & admins page, search for the Exchange Administrator role and click Exchange Administrator.
4. On the Active Assignments tab, click Add assignments and ensure the ODM migration application is listed.
5. Depending on the consents performed add the Enterprise Application (Quest On Demand - Migration - Basic - Full or Quest On Demand - Migration - Basic - Minimal) and click Select.