Update Rollup 4 for Exchange Server 2010 is released

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Update Rollup 4 for Exchange Server 2010 RTM (KB 982639) is now available to download and install.

KB 982639 lists all the fixes included in this rollup. Here are some of the product improvements and critical bug fixes.

Here are the few of fixes, I would like to highlight as Exchange Developer perspective:

  • KB 980852 The RpcClientAccess process on an Exchange Server 2010 server crashes when you access a mailbox by using a MAPI application
  • KB 980353 A MAPI application that is used to access Exchange Server 2010 mailboxes crashes when the application accesses an address book
  • KB 980364 The Exchange Transport service on an Exchange Server 2010 server crashes when a certain message is processed

KB 982639 has more details about this release and a complete list of all fixes included in this worthwhile rollup.

To download and to install Update Rollup 4 for Exchange Server 2010 RTM, visit the following Microsoft Update Website: https://update.microsoft.com

Note Microsoft Update does not detect Update rollups on Exchange Server 2010 Mailbox servers that are part of a database availability group (DAG).
You may want to deploy Update Rollup 4 for Exchange Server 2010 RTM to multiple computers that are running Exchange Server 2010 RTM. Or, you may want to deploy Update Rollup 4 for Exchange Server 2010 RTM to Mailbox servers that are part of a database availability group (DAG). The update rollup is also available from the Microsoft Download Center.
The following file is available for download from the Microsoft Download Center: Download the Exchange2010-KB982639-EN-x64 package now.

Comments

  • Anonymous
    February 13, 2011
    For the above update (Update Rollup 4 for Exchange Server 2010 RTM (KB 982639))I was installing it directly and through command prompt too and through power shell too still getting below error"The update patch cannot be installed by the windows Installer service because the program to be upgraded may be missing, or upgrade patch may update a diffrent version of the program. Varfy that the program to be upgraded exist on your computer and that you have the correct upgrade patch."can any one help me to solve this problem/.?
  • Anonymous
    July 06, 2011
    I also tried to install the update and got the following message -Windows Installer[Main Instruction]The upgrade patch cannot be installed by the Windows Installer service because the program to be upgraded may be missing, or the upgrade patch may update a different version of the program. Verify that the program to be upgraded exists on your computer and that you have the correct upgrade patch.[OK]