ESET Anti Virus Error on Svchost.exe

Hi,
Please tell me about my antivirus its recommended me ever time to restart your computer.
Real-time file system protection file .
"C:Documents and SettingsNetworkServiceLocal SettingsTemporary Internet FilesContent.IE56G84OXAHdldn[1].bmp a variant of Win32/Conficker.X worm cleaned by deleting (after the next restart) – quarantined NT AUTHORITYSYSTEM Event occurred on a new file created by the application: C:WINDOWSsystem32svchost.exe."
this note always be appear.
Anticipatory thanks.
