I'm using a Kaspersky 6.0 for windows workstation

I receive an information from the Event notification system of Kasperky Administration Kit .
The message is

Tipo evento: Disinfection of infected objects
Gravità: Informazioni
Applicazione: Kaspersky Anti-Virus 6.0 for Windows Workstations
Versione: 6.0.3.837
Nome attività: Difesa Proattiva
Computer: FERRARO-V
Gruppo: Gruppo Test Agea
Ora: martedì 20 maggio 2008 9.18.49
Descrizione: PDM_EVT(-490863338)

I don't know what is PDM_EVT(-490863338). Someone can help me to solve tfis problem?
Best regards

To determine what is the event it was, close AdminKit console.
change value "Localization" in registry key "HKEY_LOCAL_MACHINE\SOFTWARE\KasperskyLab\Components\34\Products\KAVWKS6\6.0.0.0\avp6\environment" on "en" and open the events properties again in AdminKit console. The events description will be showed in english language.
Then take screen shot of events properties window and place it on this forum