Problem with Live Update.

Hi, I have problem with LiveUpdate.

I change de ext ".LiveUpdate" for ".txt" for this can be read.

In my network, i have one computer how domain controller, an other computer how Forefront TMG.

I read the log but don't know because is the problem.

Sorry for my bad english, i speak spanish.

This is the log:

https://www-secure.symantec.com/connect/sites/default/files/Log_17.txt