Hi I use jbpm 3.2.1.I want to change database as Mysql.I created jbpm database 
in Mysql and configurated jboss 4.0.2 jbpm_ds.xml for Mysql database but when I 
fire the jboss server this error has been occured
anonymous wrote : 
  | 2008-07-23 11:30:23,255 ERROR [org.jbpm.job.executor.JobExecutorThread] 
exception in job executor thread. waiting 320000 milliseconds
  | org.hibernate.HibernateException: Could not find datasource
  |     at 
org.hibernate.connection.DatasourceConnectionProvider.configure(DatasourceConnectionProvider.java:56)
  |     at 
org.hibernate.connection.ConnectionProviderFactory.newConnectionProvider(ConnectionProviderFactory.java:124)
  |     at 
org.hibernate.connection.ConnectionProviderFactory.newConnectionProvider(ConnectionProviderFactory.java:56)
  |     at 
org.hibernate.cfg.SettingsFactory.createConnectionProvider(SettingsFactory.java:385)
  |     at 
org.hibernate.cfg.SettingsFactory.buildSettings(SettingsFactory.java:61)
  |     at 
org.hibernate.cfg.Configuration.buildSettings(Configuration.java:1928)
  |     at 
org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1211)
  |     at 
org.jbpm.persistence.db.DbPersistenceServiceFactory.getSessionFactory(DbPersistenceServiceFactory.java:91)
  |     at 
org.jbpm.persistence.db.DbPersistenceService.getSessionFactory(DbPersistenceService.java:94)
  |     at 
org.jbpm.persistence.db.DbPersistenceService.getSession(DbPersistenceService.java:98)
  |     at 
org.jbpm.persistence.db.DbPersistenceService.getJobSession(DbPersistenceService.java:354)
  |     at org.jbpm.JbpmContext.getJobSession(JbpmContext.java:563)
  |     at 
org.jbpm.job.executor.JobExecutorThread.acquireJobs(JobExecutorThread.java:109)
  |     at 
org.jbpm.job.executor.JobExecutorThread.run(JobExecutorThread.java:56)
  | Caused by: 
  | javax.naming.NameNotFoundException: JbpmDS not bound
  |     at org.jnp.server.NamingServer.getBinding(NamingServer.java:529)
  |     at org.jnp.server.NamingServer.getBinding(NamingServer.java:537)
  |     at org.jnp.server.NamingServer.getObject(NamingServer.java:543)
  |     at org.jnp.server.NamingServer.lookup(NamingServer.java:296)
  |     at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:625)
  |     at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:587)
  |     at javax.naming.InitialContext.lookup(InitialContext.java:363)
  |     at 
org.hibernate.connection.DatasourceConnectionProvider.configure(DatasourceConnectionProvider.java:52)
  |     ... 13 more
  | 2008-07-23 11:33:03,479 ERROR [STDERR] 23.Tem.2008 11:33:03 
com.sun.faces.config.ConfigureListener contextInitialized
  | BİLGİ: Initializing Sun's JavaServer Faces implementation 
(1.2_03-b09-FCS) for context 'null'
  | 2008-07-23 11:33:03,853 ERROR [STDERR] 23.Tem.2008 11:33:03 
com.sun.faces.spi.InjectionProviderFactory createInstance
  | UYARI: JSF1033: Resource injection is DISABLED.
  | 2008-07-23 11:33:12,441 ERROR [org.hibernate.util.JDBCExceptionReporter] 
You have an error in your SQL syntax; check the manual that corresponds to your 
MySQL server version for the right syntax to use near '1 job0_.ID_ as ID1_26_, 
job0_.VERSION_ as VERSION3_26_, job0_.DUEDATE_ as DUEDAT' at line 1
  | 2008-07-23 11:33:12,441 ERROR [org.jbpm.db.JobSession] 
org.hibernate.exception.SQLGrammarException: could not execute query
  | 2008-07-23 11:33:12,456 ERROR [org.jbpm.job.executor.JobExecutorThread] 
exception in job executor thread. waiting 5000 milliseconds
  | org.jbpm.JbpmException: couldn't get acquirable jobs
  |     at org.jbpm.db.JobSession.getFirstAcquirableJob(JobSession.java:44)
  |     at 
org.jbpm.job.executor.JobExecutorThread.acquireJobs(JobExecutorThread.java:111)
  |     at 
org.jbpm.job.executor.JobExecutorThread.run(JobExecutorThread.java:56)
  | Caused by: 
  | org.hibernate.exception.SQLGrammarException: could not execute query
  |     at 
org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:67)
  |     at 
org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
  |     at org.hibernate.loader.Loader.doList(Loader.java:2148)
  |     at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2029)
  |     at org.hibernate.loader.Loader.list(Loader.java:2024)
  |     at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:392)
  |     at 
org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:333)
  |     at 
org.hibernate.engine.query.HQLQueryPlan.performList(HQLQueryPlan.java:172)
  |     at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1114)
  |     at org.hibernate.impl.QueryImpl.list(QueryImpl.java:79)
  |     at 
org.hibernate.impl.AbstractQueryImpl.uniqueResult(AbstractQueryImpl.java:756)
  |     at org.jbpm.db.JobSession.getFirstAcquirableJob(JobSession.java:40)
  |     ... 2 more
  | Caused by: 
  | java.sql.SQLException: You have an error in your SQL syntax; check the 
manual that corresponds to your MySQL server version for the right syntax to 
use near '1 job0_.ID_ as ID1_26_, job0_.VERSION_ as VERSION3_26_, 
job0_.DUEDATE_ as DUEDAT' at line 1
  |     at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2926)
  |     at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1571)
  |     at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1666)
  |     at com.mysql.jdbc.Connection.execSQL(Connection.java:2978)
  |     at com.mysql.jdbc.Connection.execSQL(Connection.java:2902)
  |     at 
com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:933)
  |     at 
com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1027)
  |     at 
org.jboss.resource.adapter.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:236)
  |     at 
org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:186)
  |     at org.hibernate.loader.Loader.getResultSet(Loader.java:1669)
  |     at org.hibernate.loader.Loader.doQuery(Loader.java:662)
  |     at 
org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224)
  |     at org.hibernate.loader.Loader.doList(Loader.java:2145)
  |     ... 11 more
  | 2008-07-23 11:33:17,444 ERROR [org.hibernate.util.JDBCExceptionReporter] 
You have an error in your SQL syntax; check the manual that corresponds to your 
MySQL server version for the right syntax to use near '1 job0_.ID_ as ID1_26_, 
job0_.VERSION_ as VERSION3_26_, job0_.DUEDATE_ as DUEDAT' at line 1
  | 2008-07-23 11:33:17,444 ERROR [org.jbpm.db.JobSession] 
org.hibernate.exception.SQLGrammarException: could not execute query
  | 2008-07-23 11:33:17,444 ERROR [org.jbpm.job.executor.JobExecutorThread] 
exception in job executor thread. waiting 10000 milliseconds
  | org.jbpm.JbpmException: couldn't get acquirable jobs
  |     at org.jbpm.db.JobSession.getFirstAcquirableJob(JobSession.java:44)
  |     at 
org.jbpm.job.executor.JobExecutorThread.acquireJobs(JobExecutorThread.java:111)
  |     at 
org.jbpm.job.executor.JobExecutorThread.run(JobExecutorThread.java:56)
  | Caused by: 
  | org.hibernate.exception.SQLGrammarException: could not execute query
  |     at 
org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:67)
  |     at 
org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
  |     at org.hibernate.loader.Loader.doList(Loader.java:2148)
  |     at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2029)
  |     at org.hibernate.loader.Loader.list(Loader.java:2024)
  |     at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:392)
  |     at 
org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:333)
  |     at 
org.hibernate.engine.query.HQLQueryPlan.performList(HQLQueryPlan.java:172)
  |     at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1114)
  |     at org.hibernate.impl.QueryImpl.list(QueryImpl.java:79)
  |     at 
org.hibernate.impl.AbstractQueryImpl.uniqueResult(AbstractQueryImpl.java:756)
  |     at org.jbpm.db.JobSession.getFirstAcquirableJob(JobSession.java:40)
  |     ... 2 more
  | Caused by: 
  | java.sql.SQLException: You have an error in your SQL syntax; check the 
manual that corresponds to your MySQL server version for the right syntax to 
use near '1 job0_.ID_ as ID1_26_, job0_.VERSION_ as VERSION3_26_, 
job0_.DUEDATE_ as DUEDAT' at line 1
  |     at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2926)
  |     at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1571)
  |     at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1666)
  |     at com.mysql.jdbc.Connection.execSQL(Connection.java:2978)
  |     at com.mysql.jdbc.Connection.execSQL(Connection.java:2902)
  |     at 
com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:933)
  |     at 
com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1027)
  |     at 
org.jboss.resource.adapter.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:236)
  |     at 
org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:186)
  |     at org.hibernate.loader.Loader.getResultSet(Loader.java:1669)
  |     at org.hibernate.loader.Loader.doQuery(Loader.java:662)
  |     at 
org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224)
  |     at org.hibernate.loader.Loader.doList(Loader.java:2145)
  |     ... 11 more
  | 2008-07-23 11:33:27,435 ERROR [org.hibernate.util.JDBCExceptionReporter] 
You have an error in your SQL syntax; check the manual that corresponds to your 
MySQL server version for the right syntax to use near '1 job0_.ID_ as ID1_26_, 
job0_.VERSION_ as VERSION3_26_, job0_.DUEDATE_ as DUEDAT' at line 1
  | 2008-07-23 11:33:27,435 ERROR [org.jbpm.db.JobSession] 
org.hibernate.exception.SQLGrammarException: could not execute query
  | 2008-07-23 11:33:27,435 ERROR [org.jbpm.job.executor.JobExecutorThread] 
exception in job executor thread. waiting 20000 milliseconds
  | org.jbpm.JbpmException: couldn't get acquirable jobs
  |     at org.jbpm.db.JobSession.getFirstAcquirableJob(JobSession.java:44)
  |     at 
org.jbpm.job.executor.JobExecutorThread.acquireJobs(JobExecutorThread.java:111)
  |     at 
org.jbpm.job.executor.JobExecutorThread.run(JobExecutorThread.java:56)
  | Caused by: 
  | org.hibernate.exception.SQLGrammarException: could not execute query
  |     at 
org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:67)
  |     at 
org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
  |     at org.hibernate.loader.Loader.doList(Loader.java:2148)
  |     at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2029)
  |     at org.hibernate.loader.Loader.list(Loader.java:2024)
  |     at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:392)
  |     at 
org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:333)
  |     at 
org.hibernate.engine.query.HQLQueryPlan.performList(HQLQueryPlan.java:172)
  |     at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1114)
  |     at org.hibernate.impl.QueryImpl.list(QueryImpl.java:79)
  |     at 
org.hibernate.impl.AbstractQueryImpl.uniqueResult(AbstractQueryImpl.java:756)
  |     at org.jbpm.db.JobSession.getFirstAcquirableJob(JobSession.java:40)
  |     ... 2 more
  | Caused by: 
  | java.sql.SQLException: You have an error in your SQL syntax; check the 
manual that corresponds to your MySQL server version for the right syntax to 
use near '1 job0_.ID_ as ID1_26_, job0_.VERSION_ as VERSION3_26_, 
job0_.DUEDATE_ as DUEDAT' at line 1
  |     at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2926)
  |     at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1571)
  |     at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1666)
  |     at com.mysql.jdbc.Connection.execSQL(Connection.java:2978)
  |     at com.mysql.jdbc.Connection.execSQL(Connection.java:2902)
  |     at 
com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:933)
  |     at 
com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1027)
  |     at 
org.jboss.resource.adapter.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:236)
  |     at 
org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:186)
  |     at org.hibernate.loader.Loader.getResultSet(Loader.java:1669)
  |     at org.hibernate.loader.Loader.doQuery(Loader.java:662)
  |     at 
org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224)
  |     at org.hibernate.loader.Loader.doList(Loader.java:2145)
  |     ... 11 more
  | 2008-07-23 11:33:47,385 ERROR [org.hibernate.util.JDBCExceptionReporter] 
You have an error in your SQL syntax; check the manual that corresponds to your 
MySQL server version for the right syntax to use near '1 job0_.ID_ as ID1_26_, 
job0_.VERSION_ as VERSION3_26_, job0_.DUEDATE_ as DUEDAT' at line 1
  | 2008-07-23 11:33:47,385 ERROR [org.jbpm.db.JobSession] 
org.hibernate.exception.SQLGrammarException: could not execute query
  | 2008-07-23 11:33:47,385 ERROR [org.jbpm.job.executor.JobExecutorThread] 
exception in job executor thread. waiting 40000 milliseconds
  | org.jbpm.JbpmException: couldn't get acquirable jobs
  |     at org.jbpm.db.JobSession.getFirstAcquirableJob(JobSession.java:44)
  |     at 
org.jbpm.job.executor.JobExecutorThread.acquireJobs(JobExecutorThread.java:111)
  |     at 
org.jbpm.job.executor.JobExecutorThread.run(JobExecutorThread.java:56)
  | Caused by: 
  | org.hibernate.exception.SQLGrammarException: could not execute query
  |     at 
org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:67)
  |     at 
org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
  |     at org.hibernate.loader.Loader.doList(Loader.java:2148)
  |     at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2029)
  |     at org.hibernate.loader.Loader.list(Loader.java:2024)
  |     at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:392)
  |     at 
org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:333)
  |     at 
org.hibernate.engine.query.HQLQueryPlan.performList(HQLQueryPlan.java:172)
  |     at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1114)
  |     at org.hibernate.impl.QueryImpl.list(QueryImpl.java:79)
  |     at 
org.hibernate.impl.AbstractQueryImpl.uniqueResult(AbstractQueryImpl.java:756)
  |     at org.jbpm.db.JobSession.getFirstAcquirableJob(JobSession.java:40)
  |     ... 2 more
  | Caused by: 
  | java.sql.SQLException: You have an error in your SQL syntax; check the 
manual that corresponds to your MySQL server version for the right syntax to 
use near '1 job0_.ID_ as ID1_26_, job0_.VERSION_ as VERSION3_26_, 
job0_.DUEDATE_ as DUEDAT' at line 1
  |     at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2926)
  |     at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1571)
  |     at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1666)
  |     at com.mysql.jdbc.Connection.execSQL(Connection.java:2978)
  |     at com.mysql.jdbc.Connection.execSQL(Connection.java:2902)
  |     at 
com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:933)
  |     at 
com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1027)
  |     at 
org.jboss.resource.adapter.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:236)
  |     at 
org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:186)
  |     at org.hibernate.loader.Loader.getResultSet(Loader.java:1669)
  |     at org.hibernate.loader.Loader.doQuery(Loader.java:662)
  |     at 
org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224)
  |     at org.hibernate.loader.Loader.doList(Loader.java:2145)
  |     ... 11 more
  | 
here is my jbpm-ds.xml
anonymous wrote : 
  | <?xml version="1.0" encoding="UTF-8"?>
  | 
  | 
  | 
  |     <local-tx-datasource>
  |     <jndi-name>JbpmDS</jndi-name>
  |     <connection-url>jdbc:mysql://localhost:3306/jbpm</connection-url>
  |     <driver-class>com.mysql.jdbc.Driver</driver-class>
  |     <user-name>root</user-name>
  |     admin
  |     
<exception-sorter-class-name>org.jboss.resource.adapter.jdbc.vendor.MySQLExceptionSorter</exception-sorter-class-name>
  |     <!-- should only be used on drivers after 3.22.1 with "ping" support
  |     
<valid-connection-checker-class-name>org.jboss.resource.adapter.jdbc.vendor.MySQLValidConnectionChecker</valid-connection-checker-class-name>
  |     -->
  |     <!-- sql to call when connection is created
  |     <new-connection-sql>some arbitrary sql</new-connection-sql>
  |       -->
  |     <!-- sql to call on an existing pooled connection when it is obtained 
from pool - MySQLValidConnectionChecker is preferred for newer drivers
  |     <check-valid-connection-sql>some arbitrary 
sql</check-valid-connection-sql>
  |       -->
  | 
  |     <!-- corresponding type-mapping in the standardjbosscmp-jdbc.xml 
(optional) -->
  |     
  |        <type-mapping>mySQL</type-mapping>
  |          jboss:service=mySQL,database=jbpm
  |     
  |   </local-tx-datasource>
  | 
  | 
  | 
  | 
what sould ı do somtething else for this conf.? what si wrong can anybody help 
me?

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