Error connecting bakery demo application

I am using Eclipse EE Oxygee with TomEE WEB server and Vaadin 8 plug-in.I compiled Bakery Demo and running it usin console (mvn wildfly:run) it is seems to working well. When I try to start it from Eclipse the server starts showing some error, but the server seems to complete the startup phase. The HTTP client is not able to connect, below the full trace:
giu 07, 2018 3:09:41 PM sun.reflect.NativeMethodAccessorImpl invoke
AVVERTENZA: [SetPropertiesRule]
{Server/Service/Engine/Host/Context} Setting property ‘source’ to ‘org.eclipse.jst.jee.server:ottoWeb’ did not find a matching property.
giu 07, 2018 3:09:41 PM sun.reflect.NativeMethodAccessorImpl invoke
INFORMAZIONI: Server version: Apache Tomcat (TomEE)/8.5.20 (7.0.4)
giu 07, 2018 3:09:41 PM sun.reflect.NativeMethodAccessorImpl invoke
INFORMAZIONI: Server built: Aug 2 2017 21:35:49 UTC
giu 07, 2018 3:09:41 PM sun.reflect.NativeMethodAccessorImpl invoke
INFORMAZIONI: Server number: 8.5.20.0
giu 07, 2018 3:09:41 PM sun.reflect.NativeMethodAccessorImpl invoke
INFORMAZIONI: OS Name: Linux
giu 07, 2018 3:09:41 PM sun.reflect.NativeMethodAccessorImpl invoke
INFORMAZIONI: OS Version: 4.13.0-43-generic
giu 07, 2018 3:09:41 PM sun.reflect.NativeMethodAccessorImpl invoke
INFORMAZIONI: Architecture: amd64
giu 07, 2018 3:09:41 PM sun.reflect.NativeMethodAccessorImpl invoke
INFORMAZIONI: Java Home: /usr/lib/jvm/java-8-openjdk-amd64/jre
giu 07, 2018 3:09:41 PM sun.reflect.NativeMethodAccessorImpl invoke
INFORMAZIONI: JVM Version: 1.8.0_171-8u171-b11-0ubuntu0.17.10.1-b11
giu 07, 2018 3:09:41 PM sun.reflect.NativeMethodAccessorImpl invoke
INFORMAZIONI: JVM Vendor: Oracle Corporation
giu 07, 2018 3:09:41 PM sun.reflect.NativeMethodAccessorImpl invoke
INFORMAZIONI: CATALINA_BASE: /home/massimo/workspace-vaadin/.metadata/.plugins/org.eclipse.wst.server.core/tmp0
giu 07, 2018 3:09:41 PM sun.reflect.NativeMethodAccessorImpl invoke
INFORMAZIONI: CATALINA_HOME: /home/massimo/workspace-vaadin/apache-tomee-plume-7.0.4
giu 07, 2018 3:09:41 PM sun.reflect.NativeMethodAccessorImpl invoke
INFORMAZIONI: Command line argument: -Dcatalina.base=/home/massimo/workspace-vaadin/.metadata/.plugins/org.eclipse.wst.server.core/tmp0
giu 07, 2018 3:09:41 PM sun.reflect.NativeMethodAccessorImpl invoke
INFORMAZIONI: Command line argument: -Dcatalina.home=/home/massimo/workspace-vaadin/apache-tomee-plume-7.0.4
giu 07, 2018 3:09:41 PM sun.reflect.NativeMethodAccessorImpl invoke
INFORMAZIONI: Command line argument: -Dwtp.deploy=/home/massimo/workspace-vaadin/.metadata/.plugins/org.eclipse.wst.server.core/tmp0/wtpwebapps
giu 07, 2018 3:09:41 PM sun.reflect.NativeMethodAccessorImpl invoke
INFORMAZIONI: Command line argument: -Djava.endorsed.dirs=/home/massimo/workspace-vaadin/apache-tomee-plume-7.0.4/endorsed
giu 07, 2018 3:09:41 PM sun.reflect.NativeMethodAccessorImpl invoke
INFORMAZIONI: Command line argument: -Dfile.encoding=UTF-8
giu 07, 2018 3:09:41 PM sun.reflect.DelegatingMethodAccessorImpl invoke
INFORMAZIONI: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path:
[/usr/java/packages/lib/amd64:/usr/lib/x86_64-linux-gnu/jni:/lib/x86_64-linux-gnu:/usr/lib/x86_64-linux-gnu:/usr/lib/jni:/lib:/usr/lib]
giu 07, 2018 3:09:41 PM sun.reflect.DelegatingMethodAccessorImpl invoke
INFORMAZIONI: Initializing ProtocolHandler [“http-nio-8080”]

giu 07, 2018 3:09:41 PM sun.reflect.DelegatingMethodAccessorImpl invoke
INFORMAZIONI: Using a shared selector for servlet write/read
giu 07, 2018 3:09:41 PM sun.reflect.DelegatingMethodAccessorImpl invoke
INFORMAZIONI: Initializing ProtocolHandler [“ajp-nio-8009”]

giu 07, 2018 3:09:41 PM sun.reflect.DelegatingMethodAccessorImpl invoke
INFORMAZIONI: Using a shared selector for servlet write/read
giu 07, 2018 3:09:41 PM org.apache.openejb.util.OptionsLog info
INFORMAZIONI: Using ‘openejb.jdbc.datasource-creator=org.apache.tomee.jdbc.TomEEDataSourceCreator’
giu 07, 2018 3:09:41 PM org.apache.openejb.OpenEJB$Instance
INFORMAZIONI: ********************************************************************************
giu 07, 2018 3:09:42 PM org.apache.openejb.OpenEJB$Instance
INFORMAZIONI: OpenEJB http://tomee.apache.org/
giu 07, 2018 3:09:42 PM org.apache.openejb.OpenEJB$Instance
INFORMAZIONI: Startup: Thu Jun 07 15:09:41 CEST 2018
giu 07, 2018 3:09:42 PM org.apache.openejb.OpenEJB$Instance
INFORMAZIONI: Copyright 1999-2017 (C) Apache OpenEJB Project, All Rights Reserved.
giu 07, 2018 3:09:42 PM org.apache.openejb.OpenEJB$Instance
INFORMAZIONI: Version: 7.0.4
giu 07, 2018 3:09:42 PM org.apache.openejb.OpenEJB$Instance
INFORMAZIONI: Build date: 20170926
giu 07, 2018 3:09:42 PM org.apache.openejb.OpenEJB$Instance
INFORMAZIONI: Build time: 12:10
giu 07, 2018 3:09:42 PM org.apache.openejb.OpenEJB$Instance
INFORMAZIONI: ********************************************************************************
giu 07, 2018 3:09:42 PM org.apache.openejb.OpenEJB$Instance
INFORMAZIONI: openejb.home = /home/massimo/workspace-vaadin/apache-tomee-plume-7.0.4
giu 07, 2018 3:09:42 PM org.apache.openejb.OpenEJB$Instance
INFORMAZIONI: openejb.base = /home/massimo/workspace-vaadin/.metadata/.plugins/org.eclipse.wst.server.core/tmp0
giu 07, 2018 3:09:42 PM org.apache.openejb.cdi.CdiBuilder initializeOWB
INFORMAZIONI: Created new singletonService org.apache.openejb.cdi.ThreadSingletonServiceImpl@7fc229ab
giu 07, 2018 3:09:42 PM org.apache.openejb.cdi.CdiBuilder initializeOWB
INFORMAZIONI: Succeeded in installing singleton service
giu 07, 2018 3:09:42 PM org.apache.openejb.config.ConfigurationFactory init
INFORMAZIONI: TomEE configuration file is ‘/home/massimo/workspace-vaadin/.metadata/.plugins/org.eclipse.wst.server.core/tmp0/conf/openejb.xml’
giu 07, 2018 3:09:42 PM org.apache.openejb.config.ConfigurationFactory configureService
INFORMAZIONI: Configuring Service(id=Tomcat Security Service, type=SecurityService, provider-id=Tomcat Security Service)
giu 07, 2018 3:09:42 PM org.apache.openejb.config.ConfigurationFactory configureService
INFORMAZIONI: Configuring Service(id=Default Transaction Manager, type=TransactionManager, provider-id=Default Transaction Manager)
giu 07, 2018 3:09:42 PM org.apache.openejb.config.ConfigurationFactory configureService
INFORMAZIONI: Configuring Service(id=My DataSource, type=Resource, provider-id=Default JDBC Database)
giu 07, 2018 3:09:42 PM org.apache.openejb.config.ConfigurationFactory configureService
INFORMAZIONI: Configuring Service(id=My Unmanaged DataSource, type=Resource, provider-id=Default JDBC Database)
giu 07, 2018 3:09:42 PM org.apache.openejb.config.ConfigurationFactory configureService
INFORMAZIONI: Configuring Service(id=My Singleton Container, type=Container, provider-id=Default Singleton Container)
giu 07, 2018 3:09:42 PM org.apache.openejb.config.ConfigurationFactory configureService
INFORMAZIONI: Configuring Service(id=My Stateful Container, type=Container, provider-id=Default Stateful Container)
giu 07, 2018 3:09:42 PM org.apache.openejb.config.ConfigurationFactory configureService
INFORMAZIONI: Configuring Service(id=My Stateless Container, type=Container, provider-id=Default Stateless Container)
giu 07, 2018 3:09:42 PM org.apache.openejb.config.DeploymentsResolver loadFrom
AVVERTENZA: File error: - Does not exist: /home/massimo/workspace-vaadin/.metadata/.plugins/org.eclipse.wst.server.core/tmp0/apps
giu 07, 2018 3:09:42 PM org.apache.openejb.util.OptionsLog info
INFORMAZIONI: Using ‘openejb.deployments.classpath=false’
giu 07, 2018 3:09:42 PM org.apache.openejb.assembler.classic.Assembler createRecipe
INFORMAZIONI: Creating TransactionManager(id=Default Transaction Manager)
giu 07, 2018 3:09:42 PM org.apache.openejb.assembler.classic.Assembler createRecipe
INFORMAZIONI: Creating SecurityService(id=Tomcat Security Service)
giu 07, 2018 3:09:42 PM org.apache.openejb.assembler.classic.Assembler createRecipe
INFORMAZIONI: Creating Resource(id=My DataSource)
giu 07, 2018 3:09:50 PM org.apache.openejb.assembler.classic.Assembler unusedProperty
AVVERTENZA: unused property ‘]]’ for resource ‘ottoWeb/BakeryDS’
giu 07, 2018 3:09:50 PM org.apache.openejb.assembler.classic.Assembler unusedProperty
AVVERTENZA: unused property ‘]]’ for resource ‘ottoWeb/BakeryDSNonJta’
[EL Info]
: 2018-06-07 15:09:52.095–ServerSession(234241611)–EclipseLink, version: Eclipse Persistence Services - 2.6.4.v20160829-44060b6
[EL Info]
: 2018-06-07 15:09:52.202–ServerSession(234241611)–/file:/home/massimo/workspace-vaadin/.metadata/.plugins/org.eclipse.wst.server.core/tmp0/wtpwebapps/ottoWeb/WEB-INF/classes/_BakeryPersistenceUnit login successful
[EL Warning]
: 2018-06-07 15:09:52.206–ServerSession(234241611)–Problem while registering MBean: java.lang.NullPointerException
[EL Warning]
: 2018-06-07 15:09:52.325–ServerSession(234241611)–Exception [EclipseLink-4002]
(Eclipse Persistence Services - 2.6.4.v20160829-44060b6): org.eclipse.persistence.exceptions.DatabaseException
Internal Exception: org.h2.jdbc.JdbcSQLException: Table “SEQUENCE” not found; SQL statement:
DELETE FROM SEQUENCE WHERE SEQ_NAME = ‘SEQ_GEN’ [42102-160]

Error Code: 42102
Call: DELETE FROM SEQUENCE WHERE SEQ_NAME = ‘SEQ_GEN’
Query: DataModifyQuery(sql=“DELETE FROM SEQUENCE WHERE SEQ_NAME = ‘SEQ_GEN’”)
giu 07, 2018 3:09:55 PM org.apache.webbeans.config.BeansDeployer configureInterceptors
AVVERTENZA: Interceptor class : org.apache.deltaspike.core.impl.throttling.ThrottledInterceptor is already defined
giu 07, 2018 3:09:55 PM org.apache.webbeans.config.BeansDeployer configureInterceptors
AVVERTENZA: Interceptor class : org.apache.deltaspike.core.impl.lock.LockedInterceptor is already defined
giu 07, 2018 3:09:55 PM org.apache.webbeans.config.BeansDeployer configureInterceptors
AVVERTENZA: Interceptor class : org.apache.deltaspike.core.impl.future.FutureableInterceptor is already defined
giu 07, 2018 3:09:55 PM org.apache.webbeans.config.BeansDeployer configureInterceptors
AVVERTENZA: Interceptor class : org.apache.deltaspike.proxy.util.EnableInterceptorsInterceptor is already defined
giu 07, 2018 3:09:55 PM org.apache.webbeans.config.BeansDeployer configureInterceptors
AVVERTENZA: Interceptor class : org.apache.deltaspike.jpa.impl.transaction.TransactionalInterceptor is already defined
giu 07, 2018 3:10:10 PM org.atmosphere.util.IOUtils guestRawServletPath
AVVERTENZA: More than one Servlet Mapping defined. WebSocket may not work org.apache.catalina.core.ApplicationServletRegistration@5423234f
giu 07, 2018 3:11:01 PM sun.reflect.NativeMethodAccessorImpl invoke
AVVERTENZA: StandardServer.await: Invalid command ‘GET / HTTP/1.1’ received
giu 07, 2018 3:11:01 PM sun.reflect.NativeMethodAccessorImpl invoke
AVVERTENZA: StandardServer.await: Invalid command ‘GET / HTTP/1.1’ received
giu 07, 2018 3:11:01 PM sun.reflect.NativeMethodAccessorImpl invoke
AVVERTENZA: StandardServer.await: Invalid command ‘GET / HTTP/1.1’ received
giu 07, 2018 3:11:01 PM sun.reflect.NativeMethodAccessorImpl invoke
AVVERTENZA: StandardServer.await: Invalid command ‘GET / HTTP/1.1’ received
giu 07, 2018 3:11:01 PM sun.reflect.NativeMethodAccessorImpl invoke
AVVERTENZA: StandardServer.await: Invalid command ‘GET / HTTP/1.1’ received
giu 07, 2018 3:11:01 PM sun.reflect.NativeMethodAccessorImpl invoke
AVVERTENZA: StandardServer.await: Invalid command ‘GET / HTTP/1.1’ received
giu 07, 2018 3:11:01 PM sun.reflect.NativeMethodAccessorImpl invoke
AVVERTENZA: StandardServer.await: Invalid command ‘GET / HTTP/1.1’ received
giu 07, 2018 3:11:01 PM sun.reflect.NativeMethodAccessorImpl invoke
AVVERTENZA: StandardServer.await: Invalid command ‘GET / HTTP/1.1’ received
giu 07, 2018 3:11:01 PM sun.reflect.NativeMethodAccessorImpl invoke
AVVERTENZA: StandardServer.await: Invalid command ‘GET / HTTP/1.1’ received
giu 07, 2018 3:11:01 PM sun.reflect.NativeMethodAccessorImpl invoke
AVVERTENZA: StandardServer.await: Invalid command ‘GET / HTTP/1.1’ received