didn't do anything different from last 6 stand alone scans.
operating system: XP Pro version 2002 SP2
version of avast! 4.7.827 May2006
version of VPS file: 0619-9 5/08/2006
basic hardware configuration: AMD Opteron 148 1M 2.22MHz, 2 Gig RAM
connection to Internet: dial-up
e-mail client: Outlook
other security software: None (so far)
steps to reproduce the bug: stand alone scan
error messages: (thousands of) Error 42100 Error in polymorphic viruses code