Graph API calls to OnPremise Exchange only works in Playground
问题 Our setup is an on-premise Exchange Server which is accessible over the graph api. https://docs.microsoft.com/en-us/graph/hybrid-rest-support We run in the issue, that our token is only "partial" working. And a token created by "Graph-Playground" is fully working. But we can't find any difference. When I use Graph-Playground or use the token generated by Graph-Playground => all requests are working When I create a token (over my app registration) => only some requests are working The token