Event ID - 1011

Event Id1011
SourceSBCore
DescriptionMultiple domain controllers running Windows Server 2003 for Small Business Server have been detected in your domain. This computer will shut down in <number> minutes unless you remove all but one of these from the domain.
Event InformationThis behavior of SBS 2003 server is by design. Tow week after the installation SBS, it should hold all FSMO roles. Following documents will help you to solve this problem.
Reference Links How To Find Servers That Hold Flexible Single Master Operations Roles

Using Ntdsutil.exe to seize or transfer FSMO roles to a domain controller

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