April 25, 2019—KB4493460 (Preview of Monthly Rollup)

S’applique à : Windows Server 2008 Service Pack 2

Improvements and fixes


This non-security update includes improvements and fixes that were a part of KB4493471 (released April 9, 2019) and also includes these new quality improvements as a preview of the next Monthly Rollup update:

  • Addresses an issue that prevents the CALDATETIME structure from handling more than four Japanese Eras. For more information, see KB4469068.
  • Updates the NLS registry to support the new Japanese Era. For more information, see KB4469068.
  • Addresses an issue that causes the DateTimePicker to display the date incorrectly in the Japanese date format. For more information, see KB4469068.
  • Addresses an issue that causes the Date and Time Settings control to cache old Eras and prevents the control from refreshing when the time enters the new Japanese Era. For more information, see KB4469068.
  • Updates fonts to support the new Japanese Era. For more information, see KB4469068.
  • Addresses an issue that prevents an input method editor (IME) from supporting the new Japanese Era character. For more information, see KB4469068.
  • Addresses an issue that causes the Clock and Calendar flyout control to display the day of the week incorrectly mapped to a date in the month of the new Japanese Era. For more information, see KB4469068.
  • Addresses an issue that causes the VarDateFromStr() function to return an incorrect year for the Japanese Era. For more information, see KB4469068.

Known issues in this update


Symptom Workaround
After installing this update, some customers report that authentication fails for services that require unconstrained delegation after the Kerberos ticket expires (the default is 10 hours). For example, the SQL server service fails.

This issue is resolved in KB4499149.

Microsoft and Sophos have identified an issue on devices with Sophos Endpoint Protection installed and managed by either Sophos Central or Sophos Enterprise Console (SEC) that may cause the system to become unresponsive upon restart after installing this update.

This issue has been resolved. Microsoft has removed the temporary block for all affected Windows updates.

Guidance for Sophos Endpoint and Sophos Enterprise Console customers can be found in the Sophos support article
Microsoft and Avira have identified an issue on devices with Avira antivirus software installed that may cause the system to become unresponsive upon restart after installing this update.

This issue has been resolved. Microsoft has removed the temporary block for all affected Windows updates.

Avira has released an automatic update to address this issue. Guidance for Avira customers can be found in the Avira support article.

How to get this update


Before installing this update

Microsoft strongly recommends you install the latest servicing stack update (SSU) for your operating system before installing the latest Rollup. SSUs improve the reliability of the update process to mitigate potential issues while installing the Rollup. 

If you are using Windows Update, the latest SSU (KB4493730) will be offered to you automatically. To get the standalone package for the latest SSU, search for it in the Microsoft Update Catalog

Install this update

This is provided as an Optional update on Windows Update. For more information about how to run Windows Update, see How to get an update through Windows Update. To get the standalone package for this update, go to the Microsoft Update Catalog website.

File information

For a list of the files that are provided in this update, download the file information for update 4493460 .