Antivir Personal edition et ses "warning messages"

Resalut à tous
Est-ce que quelqu'un peut me dire ce que signifient les messages d'avertissement ("warning messages") que détecte Antivir ? Ci-après la partie concernée du rapport:


Start of scan: jeudi 22 décembre 2005 09:38

Memory test OK
Master boot record of hard disk HD0 OK
Boot record of drive C: OK


Access denied! Error during file opening!
Error code: 0x0002
C:\

WARNING! Access error/file locked!
C:\Documents and Settings\SDL-PASCAL\Local Settings\Temp
gtb2.tmp.cab
ArchiveType: CAB (Microsoft)
--> GoogleNav.dll
NOTE! Bad header
~DF14D1.tmp
Access denied! Error during file opening!
Error code: 0x000D
WARNING! Access error/file locked!
~DF14EE.tmp
Access denied! Error during file opening!
Error code: 0x000D
WARNING! Access error/file locked!
~DF6D49.tmp
Access denied! Error during file opening!
Error code: 0x000D
WARNING! Access error/file locked!
~DF7506.tmp
Access denied! Error during file opening!
Error code: 0x000D
WARNING! Access error/file locked!
C:\Documents and Settings\SDL-PASCAL\Local Settings\Temp\cs19E30.tmp
sign.cab
ArchiveType: CAB (Microsoft)
--> sign.def
NOTE! Bad header
--> sign.inf
NOTE! Bad header
Error! Could not change directory: System Volume Information
C:\WINDOWS\SoftwareDistribution\EventCache
{13C42A0C-0DE4-4FF8-8D3B-88FF6B2F0AC8}.bin
Access denied! Error during file opening!
Error code: 0x000D
WARNING! Access error/file locked!
C:\WINDOWS\system32\config
default
Access denied! Error during file opening!
Error code: 0x000D
WARNING! Access error/file locked!
SAM
Access denied! Error during file opening!
Error code: 0x000D
WARNING! Access error/file locked!
SECURITY
Access denied! Error during file opening!
Error code: 0x000D
WARNING! Access error/file locked!
software
Access denied! Error during file opening!
Error code: 0x000D
WARNING! Access error/file locked!
system
Access denied! Error during file opening!
Error code: 0x000D
WARNING! Access error/file locked!

End of scan: jeudi 22 décembre 2005 09:47
Time taken: 09:13 min


2006 directories were scanned
23559 files were scanned
11 warning messages were issued
0 files were deleted
0 files were repaired
0 detections