"DriveSpace Alarm 11" During Windows 98 SetupID: Q197996 
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During Windows 98 Setup, you may receive the following error message:
DriveSpace alarm 11. A program has corrupted memory belonging to DriveSpace.
To resolve this issue, follow these steps:
      Device=c:\windows\himem.sys
      Device=c:\windows\emm386.exe x=A000-F7FF noems
      dos=high, umb
      rem DeviceHigh=c:\windows\command\drvspace.sys /move 
For more information about the Dblspace.ini or Drvspace.ini file, see the
following article in the Microsoft Knowledge Base:
ARTICLE-ID: Q100536
TITLE : DBLSPACE.INI File Settings
Keywords          : kberrmsg kbsetup drvspace win98 
Version           : WINDOWS:
Platform          : WINDOWS 
Issue type        : kbprb 
Last Reviewed: February 2, 1999