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Exchange Server 2010 articles, fixes and updates - letter O
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This list contains all of the known Microsoft Knowledge Base articles, howtos, fixes, hotfixes, webcasts and updates of Microsoft Exchange Server 2010 starts with letter O that have been released. The list is daily updated.
- 5008720 Outlook and mobile clients don’t authenticate after November 2021 fixes for Windows installed Q5008720 KB5008720 November 15, 2021
- 2535105 Outlook client applications cannot connect to public folders after you install Exchange Server 2010 SP1 Q2535105 KB2535105 March 3, 2021
- 3097219 Organizer's name isn't displayed in the subject of the recurring meeting requests in Exchange Server 2010 Q3097219 KB3097219 January 26, 2021
- 2990117 Outlook Anywhere users prompted for credentials when they try to connect to Exchange Server 2013 or Exchange Server 2016 Q2990117 KB2990117 January 26, 2021
- 2982873 Outlook Web App logon times out in an Exchange Server 2010 environment Q2982873 KB2982873 January 26, 2021
- 2960652 Organizer name and meeting status field can be changed by EAS clients in an Exchange Server 2010 environment Q2960652 KB2960652 January 26, 2021
- 2903831 Only a single character is allowed in the disclaimer content in ECP Q2903831 KB2903831 January 26, 2021
- 2892337 Outlook client freezes when you try to sort email folders by columns in an Exchange Server 2010 environment Q2892337 KB2892337 January 26, 2021
- 2886567 "Objects added to a BindingSource's list must all be of the same type" error message when you add an additional domain name in Exchange Server 2010 SP3 Q2886567 KB2886567 January 26, 2021
- 2879736 Office 365 users cannot retrieve an on-premises user’s free/busy data in an Exchange Server 2010-based hybrid deployment Q2879736 KB2879736 January 26, 2021
- 2866913 Outlook prompts to send a response to an additional update even though the response request is disabled in an Exchange Server 2010 environment Q2866913 KB2866913 January 26, 2021
- 2853899 Only the first page of an S/MIME signed or encrypted message is printed by using OWA in an Exchange Server 2010 environment Q2853899 KB2853899 January 26, 2021
- 2844232 Outlook Web App crashes in an Exchange Server 2010 environment Q2844232 KB2844232 January 26, 2021
- 2800346 Outlook freezes and a high network load occurs when you apply retention policies to a mailbox in an Exchange Server 2010 environment Q2800346 KB2800346 January 26, 2021
- 2751581 OAB generation fails with event IDs 9126, 9330, and either 9338 or 9339 in an Exchange Server 2010 environment Q2751581 KB2751581 January 26, 2021
- 2626707 Outlook connects to the old Exchange server after you move a mailbox from an Exchange Server 2007 server to an Exchange Server 2010 server Q2626707 KB2626707 January 26, 2021
- 2488643 Outlook downloads duplicated POP3 email messages in an Exchange Server 2010 environment Q2488643 KB2488643 January 26, 2021
- 2839692 OWA redirection and SSL offloading fail after you install an Exchange Server service pack Q2839692 KB2839692 January 25, 2021
- 2796032 Outlook Junk E-mail protection level changes unexpectedly to Low Q2796032 KB2796032 January 25, 2021
- 2758215 On-premises users can't consistently view free/busy information for Office 365 users in a hybrid deployment Q2758215 KB2758215 January 25, 2021
- 2655142 Outlook Junk Email settings ignored after you move a mailbox to Exchange Server 2010 Q2655142 KB2655142 January 25, 2021
- 2500102 OWA Exchange 2010 created recurring meeting causes EWS clients to throw “Meeting message could not be correlated” exception Q2500102 KB2500102 January 25, 2021
- 3097392 Outlook logon fails after mailbox moves from Exchange 2010 to Exchange 2013 or Exchange 2016 Q3097392 KB3097392 December 17, 2020
- 2952804 "Outlook Web App address <URL> is out of date" error when users try to access Outlook Web App Q2952804 KB2952804 May 31, 2020
- 2896834 On-premises users can't view free/busy information of Exchange Online users after you set up an organization relationship Q2896834 KB2896834 May 31, 2020
- 2497077 Outlook displays incorrect search results of the GAL in Exchange Server Q2497077 KB2497077 April 30, 2020
- 3032395 Outlook connection issues with Exchange mailboxes because of the RPC encryption requirement Q3032395 KB3032395 April 29, 2020
- 3070442 Out-of-office replies and voting options in email between on-premises and Exchange Online users appear incorrectly Q3070442 KB3070442 November 18, 2019
- 2885002 Outlook moves messages to the Junk Mail Folder even if the Spam Confidence Level (SCL) is -1 Q2885002 KB2885002 November 14, 2019
- 2784787 Outlook users prompted for credentials when they switch from a LAN to a WAN Q2784787 KB2784787 May 20, 2019
- 4486479 On-premises users can’t access cloud archive mailboxes that they have Full Access permission to in Outlook Q4486479 KB4486479 January 7, 2019
- 4481099 "Object reference not set to an instance of an object" error and message trace fails in an Exchange hybrid environment Q4481099 KB4481099 December 17, 2018
- 2536700 Outlook stops responding when you try to copy a folder to its subfolder by using Outlook in online mode in an Exchange Server 2010 SP1 environment Q2536700 KB2536700 September 26, 2018
- 2023257 Outlook Web Access: Service always defaults to the Lite version Q2023257 KB2023257 June 21, 2018
- 940726 Outlook 2007 security warning: "The name of the security certificate is invalid or does not match the name of the site" Q940726 KB940726 April 17, 2018
- 4051498 Outbound email messages are not sent on the Exchange Hub Transport or Edge server Q4051498 KB4051498 November 2, 2017
- 2006508 Outlook connection issues with Exchange mailboxes because of the RPC encryption requirement Q2006508 KB2006508 October 31, 2017
- 4021947 Outlook or OWA doesn't display full details of private appointments on shared calendars Q4021947 KB4021947 May 19, 2017
- 978777 Office Outlook 2003 does not connect to two or more additional mailboxes in a mixed Exchange Server 2007 and Exchange Server 2010 environment Q978777 KB978777 February 16, 2017
- 2548313 Outlook issues, including reminders that fail to appear, messages stuck in the Outbox, and Desktop Search indexing problems Q2548313 KB2548313 February 10, 2017
- 3142004 "Object does not match target type" error when you use the Exchange 2010 Management Console to view Exchange Online mailbox properties Q3142004 KB3142004 December 28, 2016
- 3065364 On-premises users in an Exchange hybrid deployment can see availability but not capacity or description information of a resource when they schedule a meeting Q3065364 KB3065364 December 21, 2016
- 157961 Only one reply is sent to each sender when the Out of Office Assistant is enabled Q157961 KB157961 October 28, 2016
- 3199806 Outlook delegate wizard fails with SOB error if Exchange Scripting Agent is enabled Q3199806 KB3199806 October 26, 2016
- 3177600 Outlook can't access public folders hosted on legacy Exchange servers Q3177600 KB3177600 September 8, 2016
- 3141296 OWA password expiration notification when you use fine-grained password policy Q3141296 KB3141296 February 26, 2016
- 3047178 Offline address book is unavailable to Outlook in an Exchange coexistence environment Q3047178 KB3047178 March 31, 2015
- 2956395 Outgoing RTF email messages are missing embedded images because of OLE conversion Q2956395 KB2956395 October 9, 2014
- 2982850 Outlook cannot open your Exchange mailbox if your legacyExchangeDN attribute contains invalid characters Q2982850 KB2982850 July 14, 2014
- 2934475 Outlook: Some properties lost when a message is forwarded by an Inbox rule in Exchange 2010 Q2934475 KB2934475 February 24, 2014
- 2006728 Outlook displays the Security Alert dialog box when Exchange is using a self-signed certificate Q2006728 KB2006728 September 5, 2013
- 2431925 Office Communicator cannot place calls to the Exchange Unified Messaging Auto Attendant Q2431925 KB2431925 September 3, 2013
- 2634633 Outlook prompts for credentials when an Exchange Server 2010 CAS restarts Q2634633 KB2634633 July 25, 2013
- 2872882 "Organization Preparation FAILED" error when you install Exchange Server Q2872882 KB2872882 July 24, 2013
- 2793399 Office 365 pre-upgrade users don't receive an "Accepted" message in Outlook from an on-premises room mailbox even though the meeting request is accepted Q2793399 KB2793399 June 19, 2013
- 2832198 Outlook Anywhere clients cannot connect to an Exchange server after you install Exchange Server 2010 SP3 Q2832198 KB2832198 May 28, 2013
- 905803 Outlook users experience poor performance when they work with a folder that contains many items on a server that is running Exchange Server Q905803 KB905803 April 19, 2013
- 2749593 Outlook logging file lists all the accepted and internal relay domains in the Exchange Server 2010 organization when you enable troubleshooting logging Q2749593 KB2749593 December 14, 2012
- 2784788 "1635" or "1603" error code when you install update rollups or service packs for Exchange Server 2007 or Exchange Server 2010 Q2784788 KB2784788 November 23, 2012
- 2773786 550 550 5.1.1 or 550 5.7.1 NDR message when an external user sends an email message to a Universal Distribution Group Q2773786 KB2773786 November 8, 2012
- 2778369 Outlook Protection rules expose all accepted domains even when the rules are not configured in an Exchange Server 2010 SP2 environment Q2778369 KB2778369 November 6, 2012
- 2670099 Outlook cannot resolve the LegacyExchangeDN of hidden mailboxes in an Exchange Server 2010 environment Q2670099 KB2670099 November 6, 2012
- 2616444 "OnlyUseLatestCLR" breaks Exchange on SBS 2011 Standard Q2616444 KB2616444 October 26, 2012
- 2756987 Only one result is returned after you click "view all results" in Outlook 2010 or in Outlook 2013 in an Exchange Server 2010 environment Q2756987 KB2756987 October 10, 2012
- 2742408 Outlook 2003 does not open a .pst file that is created by using the New-MailboxExportRequest cmdlet in Exchange Server 2010 Q2742408 KB2742408 August 14, 2012
- 2725008 Outlook Anywhere clients cannot connect to a CAS server after you apply Exchange Server 2010 SP2 RU3 Q2725008 KB2725008 August 7, 2012
- 2663581 OK button is not displayed when you change your password in OWA by using Firefox in an Exchange Server 2010 environment Q2663581 KB2663581 May 11, 2012
- 2279487 Office Communications Server 2007 IM integration with Exchange 2010 OWA does not work for all users Q2279487 KB2279487 November 18, 2011
- 2352730 Outlook does not show the Organization tab if Exchange Server is installed on a member server Q2352730 KB2352730 November 17, 2011
- 2023607 Outlook synchronization error [80004005-501-4B9-560] with a Microsoft Exchange Server 2010 mailbox Q2023607 KB2023607 May 13, 2011
- 2468514 OWA 2010 removes Calendar links that you add into multiple calendar groups by using Outlook 2010 calendar Q2468514 KB2468514 April 6, 2011
- 980400 On Exchange Server 2007 or on Exchange Server 2010, e-mail messages seem to disappear when you try to move them to a mailbox folder Q980400 KB980400 March 3, 2010
- 958934 Outlook 2007 crashes or you cannot access OOF settings after you install a package that contains the .NET Framework 3.5 with SP1 and the .NET Framework 2.0 with SP2 on an Exchange 2007 Client Access server or on an Exchange 2010 Client Access server Q958934 KB958934 January 14, 2010
- 973848 On a Windows Server 2008-based computer, Exchange Server 2010 installation cannot be successful at the organization preparation process Q973848 KB973848 July 30, 2009