NOD32 hang when check a "special" folder

[jose_Sant]

hello this is my first post ;D

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using
NOD32 Antivirus System information
Virus signature database version:***1.502 (20030905)
Dated:***viernes, 05 de septiembre de 2003
Virus signature database build:***3901

Information on other scanner support parts
Advanced heuristics module version:***1.003 (20030703)
Advanced heuristics module build:***1031
Archive support module version:***1.003 (20030903)
Archive support module build version:***1056

Information on installed components
NOD32 For Windows NT/2000/XP - Base
Version:***2.000.6
NOD32 For Windows NT/2000/XP - Internet support
Version:***2.000.6
NOD32 for Windows NT/2000/XP - Standard component
Version:***2.000.6

Operating system information
Platform:***Windows XP
Version:***5.1.2600 Service Pack 1
Version of common control components:***5.82.2800
RAM:***768 MB
Processor:***AMD Athlon(TM) XP 2200+ (1802 MHz)

*****************************************************

everytime Nod32 try to scan a Xnews folder ( \Xnews\Folders\ )
hangs and i must terminate the task from taskmanger ( cpu 100%)

the folder only contains 4 files :
04/01/2003 17:01 1.291 archive.hdr
04/01/2003 17:01 1.213.421 archive.mbx
09/01/2003 18:00 97.241 Sent.mbx
09/01/2003 18:00 20.118 Sent.hdr


any help ? ???

[jose_Sant]

the problem only ocurrs when checking "archive.mbx" and percent grow upto 134% ???