https://docs.loomesoftware.com/publish/upgrades/azure-upgrade-guide/version-4.2/index.html Upgrade Notes Loome Publish 4.2 introduces a new requirement. A new security requirement in its Azure application registration. We’ve changed the web application to also perform client-side authentication directly against Azure AD. This step requires that you modify the Azure App Registration to turn on implicit OAuth flows. Follow the steps below to update the Azure app registration. Hugo en-US