If you bundle an image several times:

1) create vapp, add virtualmachine with image X
2) bundle vapp and update X image
3) repeat 2 several times

You get this error after a couple of tries:

org.hibernate.exception.DataException: Could not execute JDBC batch update
        at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.j
ava:100) [hibernate-core-3.3.1.GA.jar:3.3.1.GA]
        at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelp
er.java:66) [hibernate-core-3.3.1.GA.jar:3.3.1.GA]
        at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:
275) [hibernate-core-3.3.1.GA.jar:3.3.1.GA]
        at org.hibernate.jdbc.AbstractBatcher.prepareStatement(AbstractBatcher.j
ava:114) [hibernate-core-3.3.1.GA.jar:3.3.1.GA]
        at org.hibernate.jdbc.AbstractBatcher.prepareStatement(AbstractBatcher.j
ava:109) [hibernate-core-3.3.1.GA.jar:3.3.1.GA]
        at org.hibernate.persister.entity.AbstractEntityPersister.update(Abstrac
tEntityPersister.java:2390) [hibernate-core-3.3.1.GA.jar:3.3.1.GA]
        at org.hibernate.persister.entity.AbstractEntityPersister.updateOrInsert
(AbstractEntityPersister.java:2335) [hibernate-core-3.3.1.GA.jar:3.3.1.GA]
        at org.hibernate.persister.entity.AbstractEntityPersister.update(Abstrac
tEntityPersister.java:2635) [hibernate-core-3.3.1.GA.jar:3.3.1.GA]
        at org.hibernate.action.EntityUpdateAction.execute(EntityUpdateAction.ja
va:115) [hibernate-core-3.3.1.GA.jar:3.3.1.GA]
        at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:279) [hiber
nate-core-3.3.1.GA.jar:3.3.1.GA]
        at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:263)
 [hibernate-core-3.3.1.GA.jar:3.3.1.GA]
        at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:168)
 [hibernate-core-3.3.1.GA.jar:3.3.1.GA]
        at org.hibernate.event.def.AbstractFlushingEventListener.performExecutio
ns(AbstractFlushingEventListener.java:321) [hibernate-core-3.3.1.GA.jar:3.3.1.GA
]
        at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlus
hEventListener.java:50) [hibernate-core-3.3.1.GA.jar:3.3.1.GA]
        at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:1027) [hibernat
e-core-3.3.1.GA.jar:3.3.1.GA]
        at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:365) [hi
bernate-core-3.3.1.GA.jar:3.3.1.GA]
        at org.hibernate.transaction.JDBCTransaction.commit(JDBCTransaction.java
:137) [hibernate-core-3.3.1.GA.jar:3.3.1.GA]
        at com.abiquo.abiserver.business.authentication.AuthenticationManagerDB.
checkSession(AuthenticationManagerDB.java:293) [AuthenticationManagerDB.class:na
]
        at com.abiquo.abiserver.business.Proxy.checkSession(Proxy.java:107) [Pro
xy.class:na]
        at com.abiquo.abiserver.commands.BasicCommand.execute(BasicCommand.java:
203) [BasicCommand.class:na]
        at com.abiquo.abiserver.commands.BasicCommand.execute(BasicCommand.java:
260) [BasicCommand.class:na]
        at com.abiquo.abiserver.services.flex.NonBlockingService.checkVirtualApp
liance(NonBlockingService.java:275) [NonBlockingService.class:na]
        at sun.reflect.GeneratedMethodAccessor1014.invoke(Unknown Source) [na:na
]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
sorImpl.java:25) [na:1.6.0_17]
        at java.lang.reflect.Method.invoke(Method.java:597) [na:1.6.0_17]
        at flex.messaging.services.remoting.adapters.JavaAdapter.invoke(JavaAdap
ter.java:406) [flex-messaging-remoting-3.0.jar:3.0.0.544]
        at flex.messaging.services.RemotingService.serviceMessage(RemotingServic
e.java:183) [flex-messaging-remoting-3.0.jar:3.0.0.544]
        at flex.messaging.MessageBroker.routeMessageToService(MessageBroker.java
:1417) [flex-messaging-core-3.0.jar:3.0.0.544]
        at flex.messaging.endpoints.AbstractEndpoint.serviceMessage(AbstractEndp
oint.java:878) [flex-messaging-core-3.0.jar:3.0.0.544]
        at flex.messaging.endpoints.amf.MessageBrokerFilter.invoke(MessageBroker
Filter.java:121) [flex-messaging-core-3.0.jar:3.0.0.544]
        at flex.messaging.endpoints.amf.LegacyFilter.invoke(LegacyFilter.java:15
8) [flex-messaging-core-3.0.jar:3.0.0.544]
        at flex.messaging.endpoints.amf.SessionFilter.invoke(SessionFilter.java:
49) [flex-messaging-core-3.0.jar:3.0.0.544]
        at flex.messaging.endpoints.amf.BatchProcessFilter.invoke(BatchProcessFi
lter.java:67) [flex-messaging-core-3.0.jar:3.0.0.544]
        at flex.messaging.endpoints.amf.SerializationFilter.invoke(Serialization
Filter.java:146) [flex-messaging-core-3.0.jar:3.0.0.544]
        at flex.messaging.endpoints.BaseHTTPEndpoint.service(BaseHTTPEndpoint.ja
va:274) [flex-messaging-core-3.0.jar:3.0.0.544]
        at flex.messaging.MessageBrokerServlet.service(MessageBrokerServlet.java
:377) [flex-messaging-core-3.0.jar:3.0.0.544]
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) [tomcat6
-servlet-2.5-api-6.0.18.jar:na]
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl
icationFilterChain.java:290) [catalina-6.0.18.jar:na]
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF
ilterChain.java:206) [catalina-6.0.18.jar:na]
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperV
alve.java:233) [catalina-6.0.18.jar:na]
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextV
alve.java:191) [catalina-6.0.18.jar:na]
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.j
ava:128) [catalina-6.0.18.jar:na]
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.j
ava:102) [catalina-6.0.18.jar:na]
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineVal
ve.java:109) [catalina-6.0.18.jar:na]
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.jav
a:286) [catalina-6.0.18.jar:na]
        at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java
:845) [tomcat-coyote-6.0.18.jar:na]
        at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.proce
ss(Http11Protocol.java:583) [tomcat-coyote-6.0.18.jar:na]
        at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:44
7) [tomcat-coyote-6.0.18.jar:na]
        at java.lang.Thread.run(Thread.java:619) [na:1.6.0_17]
Caused by: java.sql.BatchUpdateException: Data truncation: Data too long for col
umn 'name' at row 1
        at com.mysql.jdbc.PreparedStatement.executeBatchSerially(PreparedStateme
nt.java:1666) [mysql-connector-java-5.1.6.jar:na]
        at com.mysql.jdbc.PreparedStatement.executeBatch(PreparedStatement.java:
1082) [mysql-connector-java-5.1.6.jar:na]
        at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.jav
a:70) [hibernate-core-3.3.1.GA.jar:3.3.1.GA]
        at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:
268) [hibernate-core-3.3.1.GA.jar:3.3.1.GA]
        ... 46 common frames omitted


Since the name is automatically generated, truncate the name before inserting it.