Stop: C000021a

[Richard]

Can't start XP Home in any mode. Error occured immediately
after applying SP1 through Windows update. Any workarounds
other that trying a repair from the CD??

Thnx.

 

[Skip]

Scroll thru to comments section, it gives some good
references....
http://www.experts-
exchange.com/Operating_Systems/WinXP/Q_20790028.html
.......Good luck.