Kehua Gao
2012-10-19 09:05:36 UTC
Kehua Gao [https://community.jboss.org/people/kehuagao] created the discussion
"error when run "ant start.demo.db" with jbpm5.3 and mysql 5.5"
To view the discussion, visit: https://community.jboss.org/message/766988#766988
--------------------------------------------------------------
check.jboss.version:
start.jboss5:
check.jboss.version:
start.jboss7:
start.human.task:
   [mkdir] Created dir: D:\jbpm-installer\task-service\target
   [javac] Compiling 1 source file to D:\jbpm-installer\task-service\target
    [copy] Copying 6 files to D:\jbpm-installer\task-service\target
    [java] 0   19/10 17:00:09,210[main] ERROR tool.hbm2ddl.SchemaExport.execut
e - schema export unsuccessful
    [java] com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communicati
ons link failure
    [java]
    [java] The last packet sent successfully to the server was 0 milliseconds a
go. The driver has not received any packets from the server.
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
Method)
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeC
onstructorAccessorImpl.java:39)
    [java]    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Del
egatingConstructorAccessorImpl.java:27)
    [java]    at java.lang.reflect.Constructor.newInstance(Constructor.java:51
3)
    [java]    at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
    [java]    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLErro
r.java:1116)
    [java]    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:344)
    [java]    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java
:2332)
    [java]    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImp
l.java:2369)
    [java]    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java
:2153)
    [java]    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:792)
    [java]    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47
)
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
Method)
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeC
onstructorAccessorImpl.java:39)
    [java]    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Del
egatingConstructorAccessorImpl.java:27)
    [java]    at java.lang.reflect.Constructor.newInstance(Constructor.java:51
3)
    [java]    at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
    [java]    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java
:381)
    [java]    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDri
ver.java:305)
    [java]    at java.sql.DriverManager.getConnection(DriverManager.java:582)
    [java]    at java.sql.DriverManager.getConnection(DriverManager.java:154)
    [java]    at org.hibernate.connection.DriverManagerConnectionProvider.getC
onnection(DriverManagerConnectionProvider.java:133)
    [java]    at org.hibernate.tool.hbm2ddl.SuppliedConnectionProviderConnecti
onHelper.prepare(SuppliedConnectionProviderConnectionHelper.java:51)
    [java]    at org.hibernate.tool.hbm2ddl.SchemaExport.execute(SchemaExport.
java:252)
    [java]    at org.hibernate.tool.hbm2ddl.SchemaExport.create(SchemaExport.j
ava:211)
    [java]    at org.hibernate.impl.SessionFactoryImpl.<init>(SessionFactoryIm
pl.java:353)
    [java]    at org.hibernate.cfg.Configuration.buildSessionFactory(Configura
tion.java:1341)
    [java]    at org.hibernate.cfg.AnnotationConfiguration.buildSessionFactory
(AnnotationConfiguration.java:867)
    [java]    at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory
(Ejb3Configuration.java:669)
    [java]    at org.hibernate.ejb.HibernatePersistence.createEntityManagerFac
tory(HibernatePersistence.java:126)
    [java]    at javax.persistence.Persistence.createEntityManagerFactory(Pers
istence.java:52)
    [java]    at javax.persistence.Persistence.createEntityManagerFactory(Pers
istence.java:34)
    [java]    at org.jbpm.DemoTaskService.main(Unknown Source)
    [java] Caused by: java.net.UnknownHostException: localhost
    [java]    at java.net.InetAddress.getAllByName0(InetAddress.java:1157)
    [java]    at java.net.InetAddress.getAllByName(InetAddress.java:1083)
    [java]    at java.net.InetAddress.getAllByName(InetAddress.java:1019)
    [java]    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFa
ctory.java:247)
    [java]    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:294)
    [java]    ... 26 more
    [java] 3198 19/10 17:00:12,408[main] ERROR hibernate.util.JDBCExceptionRepo
rter.logExceptions - Communications link failure
    [java]
    [java] The last packet sent successfully to the server was 0 milliseconds a
go. The driver has not received any packets from the server.
    [java] 3198 19/10 17:00:12,408[main] WARN service.persistence.TaskLocalTra
nsactionManager.begin - Unable to begin transaction
    [java] javax.persistence.PersistenceException: org.hibernate.exception.JDBC
ConnectionException: Cannot open connection
    [java]    at org.hibernate.ejb.AbstractEntityManagerImpl.throwPersistenceE
xception(AbstractEntityManagerImpl.java:614)
    [java] Exception in thread "main" java.lang.RuntimeException: Unable to beg
in transaction
    [java]    at org.hibernate.ejb.TransactionImpl.begin(TransactionImpl.java:
41)
    [java]    at org.jbpm.task.service.persistence.TaskLocalTransactionManager
.begin(TaskLocalTransactionManager.java:46)
    [java]    at org.jbpm.task.service.persistence.TaskLocalTransactionManager
.begin(TaskLocalTransactionManager.java:42)
    [java]    at org.jbpm.task.service.persistence.TaskPersistenceManager.begi
nTransaction(TaskPersistenceManager.java:79)
    [java]    at org.jbpm.task.service.persistence.TaskPersistenceManager.begi
nTransaction(TaskPersistenceManager.java:79)
    [java]    at org.jbpm.task.service.persistence.TaskPersistenceManager.getU
nescalatedDeadlines(TaskPersistenceManager.java:144)
    [java]    at org.jbpm.task.service.persistence.TaskPersistenceManager.getU
nescalatedDeadlines(TaskPersistenceManager.java:144)
    [java]    at org.jbpm.task.service.TaskServiceSession.scheduleUnescalatedD
eadlines(TaskServiceSession.java:231)
    [java]    at org.jbpm.task.service.TaskServiceSession.scheduleUnescalatedD
eadlines(TaskServiceSession.java:231)
    [java]    at org.jbpm.task.service.TaskService.initialize(TaskService.java
:116)
    [java]    at org.jbpm.task.service.TaskService.initialize(TaskService.java
:101)
    [java]    at org.jbpm.task.service.TaskService.initialize(TaskService.java
:116)
    [java]    at org.jbpm.task.service.TaskService.<init>(TaskService.java:79)
    [java]    at org.jbpm.task.service.TaskService.initialize(TaskService.java
:101)
    [java]    at org.jbpm.DemoTaskService.main(Unknown Source)
    [java]    at org.jbpm.task.service.TaskService.<init>(TaskService.java:79)
    [java] Caused by: javax.persistence.PersistenceException: org.hibernate.exc
eption.JDBCConnectionException: Cannot open connection
    [java]    at org.jbpm.DemoTaskService.main(Unknown Source)
    [java]    at org.hibernate.ejb.AbstractEntityManagerImpl.throwPersistenceE
xception(AbstractEntityManagerImpl.java:614)
    [java] Caused by: org.hibernate.exception.JDBCConnectionException: Cannot o
pen connection
    [java]    at org.hibernate.ejb.TransactionImpl.begin(TransactionImpl.java:
41)
    [java]    at org.hibernate.exception.SQLStateConverter.convert(SQLStateCon
verter.java:97)
    [java]    at org.jbpm.task.service.persistence.TaskLocalTransactionManager
.begin(TaskLocalTransactionManager.java:42)
    [java]    at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExcep
tionHelper.java:66)
    [java]    ... 7 more
    [java]    at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExcep
tionHelper.java:52)
    [java] Caused by: org.hibernate.exception.JDBCConnectionException: Cannot o
pen connection
    [java]    at org.hibernate.jdbc.ConnectionManager.openConnection(Connectio
nManager.java:449)
    [java]    at org.hibernate.exception.SQLStateConverter.convert(SQLStateCon
verter.java:97)
    [java]    at org.hibernate.jdbc.ConnectionManager.getConnection(Connection
Manager.java:167)
    [java]    at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExcep
tionHelper.java:66)
    [java]    at org.hibernate.jdbc.JDBCContext.connection(JDBCContext.java:14
2)
    [java]    at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExcep
tionHelper.java:52)
    [java]    at org.hibernate.transaction.JDBCTransaction.begin(JDBCTransacti
on.java:85)
    [java]    at org.hibernate.jdbc.ConnectionManager.openConnection(Connectio
nManager.java:449)
    [java]    at org.hibernate.impl.SessionImpl.beginTransaction(SessionImpl.j
ava:1354)
    [java]    at org.hibernate.jdbc.ConnectionManager.getConnection(Connection
Manager.java:167)
    [java]    at org.hibernate.ejb.TransactionImpl.begin(TransactionImpl.java:
38)
    [java]    at org.hibernate.jdbc.JDBCContext.connection(JDBCContext.java:14
2)
    [java]    ... 8 more
    [java]    at org.hibernate.transaction.JDBCTransaction.begin(JDBCTransacti
on.java:85)
    [java] Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException:
Communications link failure
    [java]    at org.hibernate.impl.SessionImpl.beginTransaction(SessionImpl.j
ava:1354)
    [java]
    [java]    at org.hibernate.ejb.TransactionImpl.begin(TransactionImpl.java:
38)
    [java] The last packet sent successfully to the server was 0 milliseconds a
go. The driver has not received any packets from the server.
    [java]    ... 8 more
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
Method)
    [java] Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException:
Communications link failure
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeC
onstructorAccessorImpl.java:39)
    [java]
    [java]    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Del
egatingConstructorAccessorImpl.java:27)
    [java] The last packet sent successfully to the server was 0 milliseconds a
go. The driver has not received any packets from the server.
    [java]    at java.lang.reflect.Constructor.newInstance(Constructor.java:51
3)
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
Method)
    [java]    at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeC
onstructorAccessorImpl.java:39)
    [java]    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLErro
r.java:1116)
    [java]    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Del
egatingConstructorAccessorImpl.java:27)
    [java]    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:344)
    [java]    at java.lang.reflect.Constructor.newInstance(Constructor.java:51
3)
    [java]    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java
:2332)
    [java]    at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
    [java]    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImp
l.java:2369)
    [java]    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLErro
r.java:1116)
    [java]    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java
:2153)
    [java]    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:344)
    [java]    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:792)
    [java]    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java
:2332)
    [java]    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47
)
    [java]    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImp
l.java:2369)
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
Method)
    [java]    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java
:2153)
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeC
onstructorAccessorImpl.java:39)
    [java]    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:792)
    [java]    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Del
egatingConstructorAccessorImpl.java:27)
    [java]    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47
)
    [java]    at java.lang.reflect.Constructor.newInstance(Constructor.java:51
3)
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
Method)
    [java]    at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeC
onstructorAccessorImpl.java:39)
    [java]    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java
:381)
    [java]    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Del
egatingConstructorAccessorImpl.java:27)
    [java]    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDri
ver.java:305)
    [java]    at java.lang.reflect.Constructor.newInstance(Constructor.java:51
3)
    [java]    at java.sql.DriverManager.getConnection(DriverManager.java:582)
    [java]    at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
    [java]    at java.sql.DriverManager.getConnection(DriverManager.java:154)
    [java]    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java
:381)
    [java]    at org.hibernate.connection.DriverManagerConnectionProvider.getC
onnection(DriverManagerConnectionProvider.java:133)
    [java]    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDri
ver.java:305)
    [java]    at org.hibernate.jdbc.ConnectionManager.openConnection(Connectio
nManager.java:446)
    [java]    at java.sql.DriverManager.getConnection(DriverManager.java:582)
    [java]    ... 13 more
    [java]    at java.sql.DriverManager.getConnection(DriverManager.java:154)
    [java] Caused by: java.net.UnknownHostException: localhost
    [java]    at java.net.InetAddress.getAllByName0(InetAddress.java:1157)
    [java]    at org.hibernate.connection.DriverManagerConnectionProvider.getC
onnection(DriverManagerConnectionProvider.java:133)
    [java]    at java.net.InetAddress.getAllByName(InetAddress.java:1083)
    [java]    at org.hibernate.jdbc.ConnectionManager.openConnection(Connectio
nManager.java:446)
    [java]    at java.net.InetAddress.getAllByName(InetAddress.java:1019)
    [java]    ... 13 more
    [java]    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFa
ctory.java:247)
    [java] Caused by: java.net.UnknownHostException: localhost
    [java]    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:294)
    [java]    at java.net.InetAddress.getAllByName0(InetAddress.java:1157)
    [java]    ... 29 more
    [java]    at java.net.InetAddress.getAllByName(InetAddress.java:1083)
    [java]    at java.net.InetAddress.getAllByName(InetAddress.java:1019)
    [java]    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFa
ctory.java:247)
    [java]    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:294)
    [java]    ... 29 more
    [java] Java Result: 1
start.demo.db:
BUILD SUCCESSFUL
Total time: 11 seconds
D:\jbpm-installer>
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"error when run "ant start.demo.db" with jbpm5.3 and mysql 5.5"
To view the discussion, visit: https://community.jboss.org/message/766988#766988
--------------------------------------------------------------
check.jboss.version:
start.jboss5:
check.jboss.version:
start.jboss7:
start.human.task:
   [mkdir] Created dir: D:\jbpm-installer\task-service\target
   [javac] Compiling 1 source file to D:\jbpm-installer\task-service\target
    [copy] Copying 6 files to D:\jbpm-installer\task-service\target
    [java] 0   19/10 17:00:09,210[main] ERROR tool.hbm2ddl.SchemaExport.execut
e - schema export unsuccessful
    [java] com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communicati
ons link failure
    [java]
    [java] The last packet sent successfully to the server was 0 milliseconds a
go. The driver has not received any packets from the server.
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
Method)
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeC
onstructorAccessorImpl.java:39)
    [java]    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Del
egatingConstructorAccessorImpl.java:27)
    [java]    at java.lang.reflect.Constructor.newInstance(Constructor.java:51
3)
    [java]    at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
    [java]    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLErro
r.java:1116)
    [java]    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:344)
    [java]    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java
:2332)
    [java]    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImp
l.java:2369)
    [java]    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java
:2153)
    [java]    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:792)
    [java]    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47
)
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
Method)
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeC
onstructorAccessorImpl.java:39)
    [java]    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Del
egatingConstructorAccessorImpl.java:27)
    [java]    at java.lang.reflect.Constructor.newInstance(Constructor.java:51
3)
    [java]    at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
    [java]    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java
:381)
    [java]    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDri
ver.java:305)
    [java]    at java.sql.DriverManager.getConnection(DriverManager.java:582)
    [java]    at java.sql.DriverManager.getConnection(DriverManager.java:154)
    [java]    at org.hibernate.connection.DriverManagerConnectionProvider.getC
onnection(DriverManagerConnectionProvider.java:133)
    [java]    at org.hibernate.tool.hbm2ddl.SuppliedConnectionProviderConnecti
onHelper.prepare(SuppliedConnectionProviderConnectionHelper.java:51)
    [java]    at org.hibernate.tool.hbm2ddl.SchemaExport.execute(SchemaExport.
java:252)
    [java]    at org.hibernate.tool.hbm2ddl.SchemaExport.create(SchemaExport.j
ava:211)
    [java]    at org.hibernate.impl.SessionFactoryImpl.<init>(SessionFactoryIm
pl.java:353)
    [java]    at org.hibernate.cfg.Configuration.buildSessionFactory(Configura
tion.java:1341)
    [java]    at org.hibernate.cfg.AnnotationConfiguration.buildSessionFactory
(AnnotationConfiguration.java:867)
    [java]    at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory
(Ejb3Configuration.java:669)
    [java]    at org.hibernate.ejb.HibernatePersistence.createEntityManagerFac
tory(HibernatePersistence.java:126)
    [java]    at javax.persistence.Persistence.createEntityManagerFactory(Pers
istence.java:52)
    [java]    at javax.persistence.Persistence.createEntityManagerFactory(Pers
istence.java:34)
    [java]    at org.jbpm.DemoTaskService.main(Unknown Source)
    [java] Caused by: java.net.UnknownHostException: localhost
    [java]    at java.net.InetAddress.getAllByName0(InetAddress.java:1157)
    [java]    at java.net.InetAddress.getAllByName(InetAddress.java:1083)
    [java]    at java.net.InetAddress.getAllByName(InetAddress.java:1019)
    [java]    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFa
ctory.java:247)
    [java]    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:294)
    [java]    ... 26 more
    [java] 3198 19/10 17:00:12,408[main] ERROR hibernate.util.JDBCExceptionRepo
rter.logExceptions - Communications link failure
    [java]
    [java] The last packet sent successfully to the server was 0 milliseconds a
go. The driver has not received any packets from the server.
    [java] 3198 19/10 17:00:12,408[main] WARN service.persistence.TaskLocalTra
nsactionManager.begin - Unable to begin transaction
    [java] javax.persistence.PersistenceException: org.hibernate.exception.JDBC
ConnectionException: Cannot open connection
    [java]    at org.hibernate.ejb.AbstractEntityManagerImpl.throwPersistenceE
xception(AbstractEntityManagerImpl.java:614)
    [java] Exception in thread "main" java.lang.RuntimeException: Unable to beg
in transaction
    [java]    at org.hibernate.ejb.TransactionImpl.begin(TransactionImpl.java:
41)
    [java]    at org.jbpm.task.service.persistence.TaskLocalTransactionManager
.begin(TaskLocalTransactionManager.java:46)
    [java]    at org.jbpm.task.service.persistence.TaskLocalTransactionManager
.begin(TaskLocalTransactionManager.java:42)
    [java]    at org.jbpm.task.service.persistence.TaskPersistenceManager.begi
nTransaction(TaskPersistenceManager.java:79)
    [java]    at org.jbpm.task.service.persistence.TaskPersistenceManager.begi
nTransaction(TaskPersistenceManager.java:79)
    [java]    at org.jbpm.task.service.persistence.TaskPersistenceManager.getU
nescalatedDeadlines(TaskPersistenceManager.java:144)
    [java]    at org.jbpm.task.service.persistence.TaskPersistenceManager.getU
nescalatedDeadlines(TaskPersistenceManager.java:144)
    [java]    at org.jbpm.task.service.TaskServiceSession.scheduleUnescalatedD
eadlines(TaskServiceSession.java:231)
    [java]    at org.jbpm.task.service.TaskServiceSession.scheduleUnescalatedD
eadlines(TaskServiceSession.java:231)
    [java]    at org.jbpm.task.service.TaskService.initialize(TaskService.java
:116)
    [java]    at org.jbpm.task.service.TaskService.initialize(TaskService.java
:101)
    [java]    at org.jbpm.task.service.TaskService.initialize(TaskService.java
:116)
    [java]    at org.jbpm.task.service.TaskService.<init>(TaskService.java:79)
    [java]    at org.jbpm.task.service.TaskService.initialize(TaskService.java
:101)
    [java]    at org.jbpm.DemoTaskService.main(Unknown Source)
    [java]    at org.jbpm.task.service.TaskService.<init>(TaskService.java:79)
    [java] Caused by: javax.persistence.PersistenceException: org.hibernate.exc
eption.JDBCConnectionException: Cannot open connection
    [java]    at org.jbpm.DemoTaskService.main(Unknown Source)
    [java]    at org.hibernate.ejb.AbstractEntityManagerImpl.throwPersistenceE
xception(AbstractEntityManagerImpl.java:614)
    [java] Caused by: org.hibernate.exception.JDBCConnectionException: Cannot o
pen connection
    [java]    at org.hibernate.ejb.TransactionImpl.begin(TransactionImpl.java:
41)
    [java]    at org.hibernate.exception.SQLStateConverter.convert(SQLStateCon
verter.java:97)
    [java]    at org.jbpm.task.service.persistence.TaskLocalTransactionManager
.begin(TaskLocalTransactionManager.java:42)
    [java]    at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExcep
tionHelper.java:66)
    [java]    ... 7 more
    [java]    at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExcep
tionHelper.java:52)
    [java] Caused by: org.hibernate.exception.JDBCConnectionException: Cannot o
pen connection
    [java]    at org.hibernate.jdbc.ConnectionManager.openConnection(Connectio
nManager.java:449)
    [java]    at org.hibernate.exception.SQLStateConverter.convert(SQLStateCon
verter.java:97)
    [java]    at org.hibernate.jdbc.ConnectionManager.getConnection(Connection
Manager.java:167)
    [java]    at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExcep
tionHelper.java:66)
    [java]    at org.hibernate.jdbc.JDBCContext.connection(JDBCContext.java:14
2)
    [java]    at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExcep
tionHelper.java:52)
    [java]    at org.hibernate.transaction.JDBCTransaction.begin(JDBCTransacti
on.java:85)
    [java]    at org.hibernate.jdbc.ConnectionManager.openConnection(Connectio
nManager.java:449)
    [java]    at org.hibernate.impl.SessionImpl.beginTransaction(SessionImpl.j
ava:1354)
    [java]    at org.hibernate.jdbc.ConnectionManager.getConnection(Connection
Manager.java:167)
    [java]    at org.hibernate.ejb.TransactionImpl.begin(TransactionImpl.java:
38)
    [java]    at org.hibernate.jdbc.JDBCContext.connection(JDBCContext.java:14
2)
    [java]    ... 8 more
    [java]    at org.hibernate.transaction.JDBCTransaction.begin(JDBCTransacti
on.java:85)
    [java] Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException:
Communications link failure
    [java]    at org.hibernate.impl.SessionImpl.beginTransaction(SessionImpl.j
ava:1354)
    [java]
    [java]    at org.hibernate.ejb.TransactionImpl.begin(TransactionImpl.java:
38)
    [java] The last packet sent successfully to the server was 0 milliseconds a
go. The driver has not received any packets from the server.
    [java]    ... 8 more
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
Method)
    [java] Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException:
Communications link failure
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeC
onstructorAccessorImpl.java:39)
    [java]
    [java]    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Del
egatingConstructorAccessorImpl.java:27)
    [java] The last packet sent successfully to the server was 0 milliseconds a
go. The driver has not received any packets from the server.
    [java]    at java.lang.reflect.Constructor.newInstance(Constructor.java:51
3)
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
Method)
    [java]    at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeC
onstructorAccessorImpl.java:39)
    [java]    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLErro
r.java:1116)
    [java]    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Del
egatingConstructorAccessorImpl.java:27)
    [java]    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:344)
    [java]    at java.lang.reflect.Constructor.newInstance(Constructor.java:51
3)
    [java]    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java
:2332)
    [java]    at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
    [java]    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImp
l.java:2369)
    [java]    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLErro
r.java:1116)
    [java]    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java
:2153)
    [java]    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:344)
    [java]    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:792)
    [java]    at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java
:2332)
    [java]    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47
)
    [java]    at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImp
l.java:2369)
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
Method)
    [java]    at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java
:2153)
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeC
onstructorAccessorImpl.java:39)
    [java]    at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:792)
    [java]    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Del
egatingConstructorAccessorImpl.java:27)
    [java]    at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47
)
    [java]    at java.lang.reflect.Constructor.newInstance(Constructor.java:51
3)
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
Method)
    [java]    at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
    [java]    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeC
onstructorAccessorImpl.java:39)
    [java]    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java
:381)
    [java]    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Del
egatingConstructorAccessorImpl.java:27)
    [java]    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDri
ver.java:305)
    [java]    at java.lang.reflect.Constructor.newInstance(Constructor.java:51
3)
    [java]    at java.sql.DriverManager.getConnection(DriverManager.java:582)
    [java]    at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
    [java]    at java.sql.DriverManager.getConnection(DriverManager.java:154)
    [java]    at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java
:381)
    [java]    at org.hibernate.connection.DriverManagerConnectionProvider.getC
onnection(DriverManagerConnectionProvider.java:133)
    [java]    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDri
ver.java:305)
    [java]    at org.hibernate.jdbc.ConnectionManager.openConnection(Connectio
nManager.java:446)
    [java]    at java.sql.DriverManager.getConnection(DriverManager.java:582)
    [java]    ... 13 more
    [java]    at java.sql.DriverManager.getConnection(DriverManager.java:154)
    [java] Caused by: java.net.UnknownHostException: localhost
    [java]    at java.net.InetAddress.getAllByName0(InetAddress.java:1157)
    [java]    at org.hibernate.connection.DriverManagerConnectionProvider.getC
onnection(DriverManagerConnectionProvider.java:133)
    [java]    at java.net.InetAddress.getAllByName(InetAddress.java:1083)
    [java]    at org.hibernate.jdbc.ConnectionManager.openConnection(Connectio
nManager.java:446)
    [java]    at java.net.InetAddress.getAllByName(InetAddress.java:1019)
    [java]    ... 13 more
    [java]    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFa
ctory.java:247)
    [java] Caused by: java.net.UnknownHostException: localhost
    [java]    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:294)
    [java]    at java.net.InetAddress.getAllByName0(InetAddress.java:1157)
    [java]    ... 29 more
    [java]    at java.net.InetAddress.getAllByName(InetAddress.java:1083)
    [java]    at java.net.InetAddress.getAllByName(InetAddress.java:1019)
    [java]    at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFa
ctory.java:247)
    [java]    at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:294)
    [java]    ... 29 more
    [java] Java Result: 1
start.demo.db:
BUILD SUCCESSFUL
Total time: 11 seconds
D:\jbpm-installer>
--------------------------------------------------------------
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