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Please make sure you configured these.<br><a href="https://www.experts-exchange.com/articles/29662/Exchange-2013-Fix-for-an-Invalid-certificate-and-related-issues.html" rel="ugc">https://www.experts-exchange.com/articles/29662/Exchange-2013-Fix-for-an-Invalid-certificate-and-related-issues.html</a>&nbsp;<br>If that doesn't fix please check this<br><a href="http://social.technet.microsoft.com/wiki/contents/articles/27019.exchange-2013-error-0x8004010f-the-operation-failed-an-object-cannot-be-found.aspx" rel="ugc nofollow">Exchange 2013 Error 0x8004010F : The operation failed. An object cannot be found - TechNet Articles - United States (English) - TechNet Wiki</a>&nbsp;<br>If you are missing certificate or OAB/arbitration mailboxes please check.<br><a href="https://msexchangeguru.com/2013/12/04/e2013-oab/" rel="ugc">https://msexchangeguru.com/2013/12/04/e2013-oab/</a>
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we created a new User in Exchange 2013 and no one showed the User in the Global Address Book and it has been days, and I reboot the Server twice and every time I tried to Download the OAB from Outlook I get an error: (0x8004010F) The operation failed. An Object cannot be found. i have tried it on multiple users and get the same error on everyone I have tried, so it appears to be something related to the Exchange Server, so any Insight or direction is appreciated in solving this issue.<br><br>
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we created a new User in Exchange 2013 and no one showed the User in the Global Address Book and it has been days, and I reboot the Server twice and every time I tried to Download the OAB from Outlook I get an error: (0x8004010F) The operation failed. An Object cannot be found. i have tried it on multiple users and get the same error on everyone I have tried, so it appears to be something related to the Exchange Server, so any Insight or direction is appreciated in solving this issue.

we have an OnPremise Exchange 2013 Server and cannot download the OAB

Exchange is the server side of a collaborative application product that is part of the Microsoft Server infrastructure. Exchange's major features include email, calendaring, contacts and tasks, support for mobile and web-based access to information, and support for data storage.

Exchange

Microsoft Outlook is a personal information manager from Microsoft, available as a part of the Microsoft Office suite. Although often used mainly as an email application, it also includes a calendar, task manager, contact manager, note-taker, journal, and web browser.