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Event ID: 1038 Source: ClusSvc

Reservation of cluster disk 'Disk [Q]:' has been lost. Please check your system and disk configuration.
See ME912593 for a hotfix applicable to Microsoft Windows Server 2003.

From Microsoft: "The disk may have gone offline or failed. Another node may have taken control of the disk, or a SCSI bus reset command was issued on the bus that caused a loss of the reservation. A device may be malfunctioning or misconfigured". See the link to "Windows Cluster Service Troubleshooting and Maintenance" to download the original white paper.
See the link below for information about this event.

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