Exchange Server 2010 rollup upadate error 1603 or 1635

 

When you are trying to install update rollup or service pack for Microsoft Exchange Server 2010 or 2007 and you receive error 1603 or 1635 you can resolve this problem like below.

Problems occurs because new rollup update or service pack check %SystemDrive%\Windows\Installer folder for .msp files from earlier update rollups.

If an .msp file is missing then process fails with code 1603 or 1635.

 

To resolve this problem you need to follow these steps:

  1. Make sure that all antivirus, anti-spam, and monitoring services are disabled.
  2. Clear the data in the “%SystemDrive%\Windows\TEMP”folder.
  3. Try to install the update rollup or service pack.
  4. If the installation fails, open the Exchangesetup.msilog installation log in the “%SystemDrive%\ExchangeSetupLogs” folder.

 

If you can’t find ExchangeSetup.msilog file then you have to use /lxv switch during installation rollup or service pack like below:

Exchange2007-KB968012-x64-EN.msp /lxv c:\Rollup.log

 

Now you can open log file and it looks like this below:

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Microsoft re-releases update rollups for Exchange 2007 and Exchange 2010

 

Microsoft Re-Releases Exchange 2010 SP2 Rollup 4, Exchange 2010 SP1 Rollup 7, Exchange 2007 SP3 Rollup 8

 

After users complains Microsoft has re-released the latest rollups update for Exchange 2010 and Exchange 2007.

Last updates address an issue in which digital signatures on files produced and signed by Microsoft will expire prematurely.

This problem is described in:
Microsoft Security Advisory 2749655 

 

New version of Exchange 2010 SP2 rollup 4 also includes an additional fix:

2756987: Outlook only returns one result after you click the “Your search returned a large number of results. Narrow your search, or click here to view all results” message.

 

The updates can be found here:

 

As always we recommend to to test new rollups in Exchange test environment, and also to wait few days or weeks before install in Exchange production environment.