I had the same problem. Since I didn't have time to identify which one of today's updates caused the problem, I removed them all and now my computer is back to normal.
Follow these steps:
1. Boot from your Windows XP CD or DVD and start the recovery console (see this Microsoft article for help with this step)
Once you are in the Repair Screen..
2. Type this command: CHDIR $NtUninstallKB978262 $\spuninst
3. Type this command: BATCH spuninst.txt
4. Type this command: systemroot
5. Repeat steps 2 - 4 for each of the following updates provided by FindMeFollowMe:
Your computer should restart and everything should be back to normal.
* Proposed As Answer byFred_H Thursday, February 11, 2010 1:46 AM
* Marked As Answer byCody - Support EngineerMicrosoft Support, ModeratorThursday, February 11, 2010 2:44 AM
* Unmarked As Answer byCody - Support EngineerMicrosoft Support, ModeratorThursday, February 11, 2010 2:44 AM
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