The Microsoft® Extensible Markup Language (XML) Parser and software development kit (SDK) installation has failed. The following error message appears in the Application Log of the Windows® Event Viewer:
Failed to connect to server. Error: 0x80070422
The following error message appears in the Installer Log:
[30000] (09/06 20:24:44.435):{0xF60} [PIPTOOL]: Commandline: ( PSZ_SETUPTYPE="BES" PSZ_BES_NAME="BES" PSZ_IMPROXY="" PSZ_DATABASE_TYPE="SQLServer"
USERNAME="RIM" COMPANYNAME="Research in Motion" PSZ_USERCOUNTRY="US" PSZ_INSTALLSLA="license_NA.rtf" PSZ_ROUTER_NETWORKACCESSNODE="srp.us.blackberry.net"
PSZ_LOGROOT="c:\Program Files\Research In Motion\BlackBerry Enterprise Server\Logs\" TARGETDIR="c:\Program Files\Research In Motion\BlackBerry Enterprise Server\"
PSZ_USERACCOUNT="besadmin" PSZ_USERPWD="******" PF_ADDLOGONSERVICE="1") 
- BlackBerry® Enterprise Server
The Windows® Installer service is disabled.
Complete the following steps to turn on the Windows Installer Service:
- Got to Start > Run.
- Type services.msc, and then click OK.
- Double-click the Windows service named Windows Installer.
- Verify the value in the Startup type field.
- If the value is set to Disabled, change it to Manual by selecting the option from the drop-down box.
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(b) not to copy, distribute, disclose or reproduce, in full or in part any of the documents without the express written consent of RIM.
Visit the BlackBerry Technical Solution Center at www.blackberry.com/btsc.