windows installer 3.1.40002435 not properly installed

[Guest]

I try to access programs like microsoft excel and i get an error message
saying the windows installer service could not be accessed. windows may not
be properly installed. I have tried everything it seems. HELP

 

[Guest]

Error 1719. The Windows Installer service could not be accessed error message
when you try to a:
http://support.microsoft.com/default.aspx?scid=kb;en-us;315346&Product=win2000

 

[WTC]

Basic troubleshooting steps for Windows Installer
http://support.microsoft.com/kb/907749

"The Windows Installer Service Could Not Be Accessed" error message when you
install a program in Windows XP
http://support.microsoft.com/kb/315353

How to resolve Common "Windows Installer" Problems
http://support.microsoft.com/kb/555175