Could not obtain exclusive lock on database

Microsoft.SQLServer.2008.Could_not_obtain_exclusive_lock_on_database_5_Rule (Rule)

Knowledge Base article:

Summary

You may receive this error stating a lock could not be obtained for the model database if the model database is in use when you issue any CREATE DATABASE statement. Since a new database is copied from the model database, the model database has to be in a state with no activity.

Resolutions

Commit or roll back all transactions in the database mentioned in the error, and close any connections that are using that database.

Element properties:

TargetMicrosoft.SQLServer.2008.DBEngine
CategoryEventCollection
EnabledTrue
Event_ID1807
Event Source$Target/Property[Type="SQL!Microsoft.SQLServer.DBEngine"]/ServiceName$
Alert GenerateTrue
Alert SeverityWarning
Alert PriorityNormal
RemotableTrue
Alert Message
Could not obtain exclusive lock on database
{0}
Event LogApplication
CommentMom2008ID='{C1B6F7B2-17C5-4774-B2B9-955BF830A77C}';MOM2008GroupID={467ECC75-C5DA-42BD-955C-A73BBB51AF74}

Member Modules:

ID Module Type TypeId RunAs 
_F6DA1507_12AF_11D3_AB21_00A0C98620CE_ DataSource Microsoft.Windows.EventProvider Default
GenerateAlert WriteAction System.Health.GenerateAlert Default

Source Code:

<Rule ID="Microsoft.SQLServer.2008.Could_not_obtain_exclusive_lock_on_database_5_Rule" Target="SQL2008Core!Microsoft.SQLServer.2008.DBEngine" Enabled="true" ConfirmDelivery="true" Remotable="true" Comment="Mom2008ID='{C1B6F7B2-17C5-4774-B2B9-955BF830A77C}';MOM2008GroupID={467ECC75-C5DA-42BD-955C-A73BBB51AF74}">
<Category>EventCollection</Category>
<DataSources>
<DataSource ID="_F6DA1507_12AF_11D3_AB21_00A0C98620CE_" Comment="{F6DA1507-12AF-11D3-AB21-00A0C98620CE}" TypeID="Windows!Microsoft.Windows.EventProvider">
<ComputerName>$Target/Host/Property[Type="Windows!Microsoft.Windows.Computer"]/NetworkName$</ComputerName>
<LogName>Application</LogName>
<Expression>
<And>
<Expression>
<SimpleExpression>
<ValueExpression>
<XPathQuery>PublisherName</XPathQuery>
</ValueExpression>
<Operator>Equal</Operator>
<ValueExpression>
<Value>$Target/Property[Type="SQL!Microsoft.SQLServer.DBEngine"]/ServiceName$</Value>
</ValueExpression>
</SimpleExpression>
</Expression>
<Expression>
<SimpleExpression>
<ValueExpression>
<XPathQuery>EventDisplayNumber</XPathQuery>
</ValueExpression>
<Operator>Equal</Operator>
<ValueExpression>
<Value>1807</Value>
</ValueExpression>
</SimpleExpression>
</Expression>
</And>
</Expression>
</DataSource>
</DataSources>
<WriteActions>
<WriteAction ID="GenerateAlert" TypeID="SystemHealth!System.Health.GenerateAlert">
<Priority>1</Priority>
<Severity>1</Severity>
<AlertMessageId>$MPElement[Name="Microsoft.SQLServer.2008.Could_not_obtain_exclusive_lock_on_database_5_Rule.AlertMessage"]$</AlertMessageId>
<AlertParameters>
<AlertParameter1>$Data/EventDescription$</AlertParameter1>
</AlertParameters>
<Suppression>
<SuppressionValue/>
</Suppression>
</WriteAction>
</WriteActions>
</Rule>