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Title
Error using Auto Discover to connect to Office 365: "The remote server returned an error: (401) Unauthorized." -
Description
When attempting to connect to Office 365 using Auto Discover, the following message is displayed on screen:"Could not connect to the Autodiscover service on Exchange.
The service does not exist or the account you use does not have sufficient permissions to access the service.Alternatively, select a different connection method."QuestSoftware.Emo.log shows:
Sep 28 14:35:39.662 [9416:0020] 17 Autodiscover.GetRedirectUrl(): Trying GET redirect URL on non-SSL URL 'http://autodiscover.company.com/autodiscover/autodiscover.xml'Sep 28 14:35:39.678 [9416:0020] 17 Autodiscover.GetRedirectUrl(): Exception: System.Net.WebException: The remote server returned an error: (401) Unauthorized.at System.Net.HttpWebRequest.GetResponse()at QuestSoftware.Emo.Autodiscover.GetRedirectUrl(String url)
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