Trojan Horse

[zilo]

I have this problem:



and than when I try  to delete a virus or move it to chest:

.

I scaned my computer in boot time and it's all clean, but I don't know why I keep getting this error message.!?!

[Lisandro]

Can you schedule a boot-time scanning?
Start avast! > Right click the skin > Schedule a boot-time scanning
Select for scanning archives.
Boot.

Access denied means, generally, that the file is in use by another process (program) and cannot be repaired/cleaned/moved/handled by avast!