Auto installer failing!

[NightMan]

I tried the autointaller in PLESK, but it is failing. I am not able to find any error in the log file.
I am trying to upgrade from 7.5.3 > 7.5.4

any help?

log file:

Update of system was failed for some reason.



***** begin of log file *****
===> Autoinstaller: start logging at Sat Jan 6 05:17:45 2007


Downloading list of all available versions and platforms
Downloading http://autoinstall.plesk.com/versions.inf


---

Retrieving product packages information
Downloading http://autoinstall.plesk.com/plesk_7.5.4_fc2.inf


---
.....
many lines here...
.....

----- end of output -----
===> Autoinstaller: stopped logging at Sat Jan 6 05:19:51 2007

***** end of log file *****