Why am I getting warnings in my event logs stating that the RAID has change from a "Verify and Fix Volume state to Normal State?

[idata]

Log Name: Application

Source: IAANTmonDate: 11/7/2009 5:15:08 AMEvent ID: 3Task Category: NoneLevel: WarningKeywords: ClassicUser: N/AComputer: Server.Company.localDescription:RAID1 Volume "Volume0" changed from a Verify And Fix Volume state to Normal stateEvent Xml:http://schemas.microsoft.com/win/2004/08/events/event"> 3 3 0 0x80000000000000 27483 Application Server.Company.local 1 Volume0 Verify And Fix Volume Normal