The petclinic deployment error

Hi, all
Could you help me? What is the reason？

[2009-11-13 17:45:11.668] Thread-5 <WE0000I> Starting web bundle 'org.springframework.petclinic.hibernate-1-org.springframework.petclinic.web' context path '/petclinic'.
[2009-11-13 17:45:17.465] service-monitor-thread-1 <KE0010W> Mandatory reference '&dataSource' in bundle 'org.springframework.petclinic.hibernate-1-org.springframework.petclinic.repository.hibernate ' version '1.0.0' is waiting for service with filter '(objectClass=javax.sql.DataSource)'.
[2009-11-13 17:45:32.465] service-monitor-thread-1 <KE0010W> Mandatory reference '&dataSource' in bundle 'org.springframework.petclinic.hibernate-1-org.springframework.petclinic.repository.hibernate ' version '1.0.0' is waiting for service with filter '(objectClass=javax.sql.DataSource)'.
[2009-11-13 17:46:17.465] service-monitor-thread-1 <KE0010W> Mandatory reference '&dataSource' in bundle 'org.springframework.petclinic.hibernate-1-org.springframework.petclinic.repository.hibernate ' version '1.0.0' is waiting for service with filter '(objectClass=javax.sql.DataSource)'.
[2009-11-13 17:47:17.465] service-monitor-thread-1 <KE0010W> Mandatory reference '&dataSource' in bundle 'org.springframework.petclinic.hibernate-1-org.springframework.petclinic.repository.hibernate ' version '1.0.0' is waiting for service with filter '(objectClass=javax.sql.DataSource)'.
[2009-11-13 17:48:17.480] service-monitor-thread-1 <KE0010W> Mandatory reference '&dataSource' in bundle 'org.springframework.petclinic.hibernate-1-org.springframework.petclinic.repository.hibernate ' version '1.0.0' is waiting for service with filter '(objectClass=javax.sql.DataSource)'.
[2009-11-13 17:49:17.465] service-monitor-thread-1 <KE0010W> Mandatory reference '&dataSource' in bundle 'org.springframework.petclinic.hibernate-1-org.springframework.petclinic.repository.hibernate ' version '1.0.0' is waiting for service with filter '(objectClass=javax.sql.DataSource)'.
[2009-11-13 17:50:12.496] Thread-6 <DE0061E> Start failed for bundle 'org.springframework.petclinic.repository.hibernat e' version '1.0.0'. org.springframework.context.ApplicationContextExce ption: Application context initialization for 'org.springframework.petclinic.hibernate-1-org.springframework.petclinic.repository.hibernate ' has timed out
at org.springframework.osgi.extender.internal.depende ncies.startup.DependencyWaiterApplicationContextEx ecutor.timeout(DependencyWaiterApplicationContextE xecutor.java:463)
at org.springframework.osgi.extender.internal.depende ncies.startup.DependencyWaiterApplicationContextEx ecutor.access$000(DependencyWaiterApplicationConte xtExecutor.java:51)
at org.springframework.osgi.extender.internal.depende ncies.startup.DependencyWaiterApplicationContextEx ecutor$WatchDogTask.run(DependencyWaiterApplicatio nContextExecutor.java:108)
at java.util.TimerThread.mainLoop(Timer.java:512)
at java.util.TimerThread.run(Timer.java:462)

[2009-11-13 17:50:12.496] Thread-6 <AG0000E> Application context creation failure for bundle 'org.springframework.petclinic.hibernate-1-org.springframework.petclinic.repository.hibernate '. org.springframework.context.ApplicationContextExce ption: Application context initialization for 'org.springframework.petclinic.hibernate-1-org.springframework.petclinic.repository.hibernate ' has timed out
at org.springframework.osgi.extender.internal.depende ncies.startup.DependencyWaiterApplicationContextEx ecutor.timeout(DependencyWaiterApplicationContextE xecutor.java:463)
at org.springframework.osgi.extender.internal.depende ncies.startup.DependencyWaiterApplicationContextEx ecutor.access$000(DependencyWaiterApplicationConte xtExecutor.java:51)
at org.springframework.osgi.extender.internal.depende ncies.startup.DependencyWaiterApplicationContextEx ecutor$WatchDogTask.run(DependencyWaiterApplicatio nContextExecutor.java:108)
at java.util.TimerThread.mainLoop(Timer.java:512)
at java.util.TimerThread.run(Timer.java:462)

[2009-11-13 17:50:14.652] Thread-5 <WE0005E> Failed to start web bundle '/petclinic': consult the Server trace.log for further details.
[2009-11-13 17:50:14.652] TCP Connection(4)-127.0.0.1 <DE0060I> Started bundle 'org.springframework.petclinic.web' version '1.0.0'.

Given that it's the DataSource that's unavailable, my first guess would be that you maybe haven't started the database?