- All future security and nonsecurity updates for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 require update 2919355 to be installed. We recommend that you install update 2919355 on your Windows RT 8.1-based, Windows 8.1-based, or Windows Server 2012 R2-based computer so that you receive future updates.
- If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Add language packs to Windows.
Known issue # 1Customers who are using Corel VideoStudio X8 or Corel VideoStudio X9 on Windows 7 may experience a crash when they start or use this product. To prevent this issue, customers should install the latest updates from Corel or contact Corel for more information and help.
Known issue # 2After you install this security update, applications may be unable to access Oracle databases if they are using Microsoft ODBC or OLE DB providers. The Microsoft Distributed Transaction Coordinator (MSDTC) may also be unable to access Oracle databases.
Applications that try to make new connections to Oracle database by using the Microsoft ODBC or OLE DB providers fail and return an error that resembles the following:
Resolution for known issue # 2To resolve this issue, install update 3147071 after you install security update 3126587.
For more information, click the following article number to view the article in the Microsoft Knowledge Base:
Workaround for known issue # 2To work around this issue, use either of the following methods:
Note These methods do not work for MSDTC-based applications that are running on Windows 7, Windows Server 2008 R2, or earlier versions of Windows.
- Workaround #1
Uninstall, and then reinstall the 32-bit client software of Oracle.
- Workaround #2
Change the following PATH environment variable:
AfterAfter you do this, restart the affected applications or restart the host computer to make sure that the new PATH settings are used.