I seem to recall troubleshooting something similar and found at the time (on 2k7) that ECP requires Autodiscover to be working properly. From: [email protected] To: [email protected] Subject: RE: [Exchange] DB is mandatory on usermailbox / autodiscover fail Date: Tue, 2 Sep 2014 17:50:57 -0400
The Microsoft Connectivity Analyzer is attempting to test Autodiscover for [email protected]. Testing Autodiscover failed. Additional Details Elapsed Time: 2928 ms. Test Steps Attempting each method of contacting the Autodiscover service. The Autodiscover service couldn't be contacted successfully by any method. Additional Details Elapsed Time: 2928 ms. Test Steps Attempting to test potential Autodiscover URL https://domain.com:443/Autodiscover/Autodiscover.xml Testing of this potential Autodiscover URL failed. Additional Details Test Steps Attempting to test potential Autodiscover URL https://autodiscover.domain.com:443/Autodiscover/Autodiscover.xml Testing of this potential Autodiscover URL failed. Additional Details Test Steps Attempting to contact the Autodiscover service using the HTTP redirect method. The attempt to contact Autodiscover using the HTTP Redirect method failed. Additional Details Test Steps Attempting to contact the Autodiscover service using the DNS SRV redirect method. The Microsoft Connectivity Analyzer failed to contact the Autodiscover service using the DNS SRV redirect method. Additional Details Test Steps Checking if there is an autodiscover CNAME record in DNS for your domain 'domain.com' for Office 365. Failed to validate autodiscover CNAME record in DNS. If your mailbox isn't in Office 365, you can ignore this warnin Jean-Paul Natola From: [email protected] To: [email protected] Subject: RE: [Exchange] DB is mandatory on usermailbox / autodiscover fail Date: Tue, 2 Sep 2014 21:40:17 +0000 if autodiscover fails, then how does it fail? The system mailbox and discoverysearchmailbox store a number of configuration settings (and don’t ask me to remember them, I don’t), but if you delete them you may potentially change certain Exchange configurations. From: [email protected] [mailto:[email protected]] On Behalf Of J- P Sent: Tuesday, September 2, 2014 5:35 PM To: [email protected] Subject: RE: [Exchange] DB is mandatory on usermailbox / autodiscover fail correction ExCra does fail And PrepareAd didnt help any thoughts on this Option? 1- Delete system mailbox from Active Directory using ADSI tools Click Start, click Run, type adsiedit.msc, and then click OK. Locate the Default Naming Context node, and then locate to the CN=Users container. Locate: "DiscoverySearchMailbox {D919BA05-46A6-415f-80AD-7E09334BB852}" “System mailbox” Delete them 2- Run Setup.com /prepareAD, then, System mailboxes will be created 3- SP2 installation will be finish succesfully From: [email protected] To: [email protected] Subject: RE: [Exchange] DB is mandatory on usermailbox / autodiscover fail Date: Tue, 2 Sep 2014 17:10:23 -0400 successful with warnings I saw another article that stated to re-run PrepareAd http://p2v-to-cloud.blogspot.com/2012/08/error-database-is-mandatory-on.html any thoughts? From: [email protected] To: [email protected] Subject: RE: [Exchange] DB is mandatory on usermailbox / autodiscover fail Date: Tue, 2 Sep 2014 21:03:17 +0000 It always scares me when people say that. If you use exrca.com, what does it say about autodiscover? From: [email protected] [mailto:[email protected]] On Behalf Of J- P Sent: Tuesday, September 2, 2014 4:58 PM To: [email protected] Subject: RE: [Exchange] DB is mandatory on usermailbox / autodiscover fail going through it as I speak, dont see anything new that hasnt been there before- From: [email protected] To: [email protected] Subject: RE: [Exchange] DB is mandatory on usermailbox / autodiscover fail Date: Tue, 2 Sep 2014 20:51:40 +0000 What’s in the event viewer? From: [email protected] [mailto:[email protected]] On Behalf Of J- P Sent: Tuesday, September 2, 2014 4:39 PM To: [email protected] Subject: [Exchange] DB is mandatory on usermailbox / autodiscover fail Hi all, I got call saying ECP show an error of DataBase is mandatory on usermailbox, the only thing they "claimed" to have done was attempt to create a public folder then the error "appeared" this is Ex2013 running on 2012 I saw many of the hits were restore related which in this case it is not I certainly am not going to go the "uninstall exchange " route at its a 200gb store with ~100 boxes I tried to get mailbox -arbitration as per this article http://danblee.com/exchange-2013-error-during-install-database-is-mandatory-on-usermailbox-property-name-database/ and no luck- DB's are mounted, status is healthy, mail is flowing , so i'm kind of stumped. Jean-Paul Natola
