Zhao Lu [https://community.jboss.org/people/tiandaochouqin] created the discussion "jBPM5 how to use oracle database." To view the discussion, visit: https://community.jboss.org/message/803192#803192 --------------------------------------------------------------      When I configure mysql (mysql normal operation), I found the task of data sources can not find, but jbpm5 normal use.     Look forward to master for me to solve      16:45:36,678 ERROR [stderr] (MSC service thread 1-6) log4j:WARN No appenders could be found for logger (org.hibernate.cfg.annotations.Version). 16:45:36,678 ERROR [stderr] (MSC service thread 1-6) log4j:WARN Please initialize the log4j system properly. 16:45:36,678 ERROR [stderr] (MSC service thread 1-6) log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info. 16:45:37,102 ERROR [org.apache.catalina.core.ContainerBase.[jboss.web].[default-host].[/jbpm-human-task-war]] (MSC service thread 1-6) StandardWrapper.Throwable: javax.persistence.PersistenceException: [PersistenceUnit: org.jbpm.task] Unable to build EntityManagerFactory           at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:677) [hibernate-entitymanager-3.4.0.GA.jar:]           at org.hibernate.ejb.HibernatePersistence.createEntityManagerFactory(HibernatePersistence.java:126) [hibernate-entitymanager-3.4.0.GA.jar:]           at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:63) [hibernate-jpa-2.0-api-1.0.1.Final.jar:1.0.1.Final]           at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:47) [hibernate-jpa-2.0-api-1.0.1.Final.jar:1.0.1.Final]           at org.jbpm.task.servlet.HumanTaskServiceServlet.init(HumanTaskServiceServlet.java:105) [classes:]           at javax.servlet.GenericServlet.init(GenericServlet.java:242) [jboss-servlet-api_3.0_spec-1.0.0.Final.jar:1.0.0.Final]           at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1202) [jbossweb-7.0.1.Final.jar:7.0.2.Final]           at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:1102) [jbossweb-7.0.1.Final.jar:7.0.2.Final]           at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:3631) [jbossweb-7.0.1.Final.jar:7.0.2.Final]           at org.apache.catalina.core.StandardContext.start(StandardContext.java:3844) [jbossweb-7.0.1.Final.jar:7.0.2.Final]           at org.jboss.as.web.deployment.WebDeploymentService.start(WebDeploymentService.java:70) [jboss-as-web-7.0.2.Final.jar:7.0.2.Final]           at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1824)           at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1759)           at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) [:1.6.0_24]           at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) [:1.6.0_24]           at java.lang.Thread.run(Thread.java:662) [:1.6.0_24] Caused by: org.hibernate.HibernateException: Could not find datasource           at org.hibernate.connection.DatasourceConnectionProvider.configure(DatasourceConnectionProvider.java:79) [hibernate-core-3.3.2.GA.jar:]           at org.hibernate.connection.ConnectionProviderFactory.newConnectionProvider(ConnectionProviderFactory.java:137) [hibernate-core-3.3.2.GA.jar:]           at org.hibernate.ejb.InjectionSettingsFactory.createConnectionProvider(InjectionSettingsFactory.java:29) [hibernate-entitymanager-3.4.0.GA.jar:]           at org.hibernate.cfg.SettingsFactory.buildSettings(SettingsFactory.java:89) [hibernate-core-3.3.2.GA.jar:]           at org.hibernate.cfg.Configuration.buildSettingsInternal(Configuration.java:2119) [hibernate-core-3.3.2.GA.jar:]           at org.hibernate.cfg.Configuration.buildSettings(Configuration.java:2115) [hibernate-core-3.3.2.GA.jar:]           at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1339) [hibernate-core-3.3.2.GA.jar:]           at org.hibernate.cfg.AnnotationConfiguration.buildSessionFactory(AnnotationConfiguration.java:867) [hibernate-annotations-3.4.0.GA.jar:]           at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:669) [hibernate-entitymanager-3.4.0.GA.jar:]           ... 15 more Caused by: java.lang.IllegalStateException           at org.jboss.msc.value.InjectedValue.getValue(InjectedValue.java:47)           at org.jboss.as.naming.service.BinderService.getValue(BinderService.java:116)           at org.jboss.as.naming.service.BinderService.getValue(BinderService.java:43)           at org.jboss.msc.service.ServiceControllerImpl.getValue(ServiceControllerImpl.java:1216)           at org.jboss.as.naming.ServiceBasedNamingStore.lookup(ServiceBasedNamingStore.java:111)           at org.jboss.as.naming.ServiceBasedNamingStore.lookup(ServiceBasedNamingStore.java:73)           at org.jboss.as.naming.NamingContext.lookup(NamingContext.java:173)           at org.jboss.as.naming.InitialContext.lookup(InitialContext.java:57)           at org.jboss.as.naming.NamingContext.lookup(NamingContext.java:209)           at javax.naming.InitialContext.lookup(InitialContext.java:392) [:1.6.0_24]           at org.hibernate.connection.DatasourceConnectionProvider.configure(DatasourceConnectionProvider.java:75) [hibernate-core-3.3.2.GA.jar:]           ... 23 more 16:45:37,104 ERROR [org.apache.catalina.core.ContainerBase.[jboss.web].[default-host].[/jbpm-human-task-war]] (MSC service thread 1-6) Servlet /jbpm-human-task-war threw load() exception: java.lang.IllegalStateException           at org.jboss.msc.value.InjectedValue.getValue(InjectedValue.java:47)           at org.jboss.as.naming.service.BinderService.getValue(BinderService.java:116)           at org.jboss.as.naming.service.BinderService.getValue(BinderService.java:43)           at org.jboss.msc.service.ServiceControllerImpl.getValue(ServiceControllerImpl.java:1216)           at org.jboss.as.naming.ServiceBasedNamingStore.lookup(ServiceBasedNamingStore.java:111)           at org.jboss.as.naming.ServiceBasedNamingStore.lookup(ServiceBasedNamingStore.java:73)           at org.jboss.as.naming.NamingContext.lookup(NamingContext.java:173)           at org.jboss.as.naming.InitialContext.lookup(InitialContext.java:57)           at org.jboss.as.naming.NamingContext.lookup(NamingContext.java:209)           at javax.naming.InitialContext.lookup(InitialContext.java:392) [:1.6.0_24]           at org.hibernate.connection.DatasourceConnectionProvider.configure(DatasourceConnectionProvider.java:75) [hibernate-core-3.3.2.GA.jar:]           at org.hibernate.connection.ConnectionProviderFactory.newConnectionProvider(ConnectionProviderFactory.java:137) [hibernate-core-3.3.2.GA.jar:]           at org.hibernate.ejb.InjectionSettingsFactory.createConnectionProvider(InjectionSettingsFactory.java:29) [hibernate-entitymanager-3.4.0.GA.jar:]           at org.hibernate.cfg.SettingsFactory.buildSettings(SettingsFactory.java:89) [hibernate-core-3.3.2.GA.jar:]           at org.hibernate.cfg.Configuration.buildSettingsInternal(Configuration.java:2119) [hibernate-core-3.3.2.GA.jar:]           at org.hibernate.cfg.Configuration.buildSettings(Configuration.java:2115) [hibernate-core-3.3.2.GA.jar:]           at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1339) [hibernate-core-3.3.2.GA.jar:]           at org.hibernate.cfg.AnnotationConfiguration.buildSessionFactory(AnnotationConfiguration.java:867) [hibernate-annotations-3.4.0.GA.jar:]           at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:669) [hibernate-entitymanager-3.4.0.GA.jar:]           at org.hibernate.ejb.HibernatePersistence.createEntityManagerFactory(HibernatePersistence.java:126) [hibernate-entitymanager-3.4.0.GA.jar:]           at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:63) [hibernate-jpa-2.0-api-1.0.1.Final.jar:1.0.1.Final]           at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:47) [hibernate-jpa-2.0-api-1.0.1.Final.jar:1.0.1.Final]           at org.jbpm.task.servlet.HumanTaskServiceServlet.init(HumanTaskServiceServlet.java:105) [classes:]           at javax.servlet.GenericServlet.init(GenericServlet.java:242) [jboss-servlet-api_3.0_spec-1.0.0.Final.jar:1.0.0.Final]           at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1202) [jbossweb-7.0.1.Final.jar:7.0.2.Final]           at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:1102) [jbossweb-7.0.1.Final.jar:7.0.2.Final]           at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:3631) [jbossweb-7.0.1.Final.jar:7.0.2.Final]           at org.apache.catalina.core.StandardContext.start(StandardContext.java:3844) [jbossweb-7.0.1.Final.jar:7.0.2.Final]           at org.jboss.as.web.deployment.WebDeploymentService.start(WebDeploymentService.java:70) [jboss-as-web-7.0.2.Final.jar:7.0.2.Final]           at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1824)           at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1759)           at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) [:1.6.0_24]           at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) [:1.6.0_24]           at java.lang.Thread.run(Thread.java:662) [:1.6.0_24] -------------------------------------------------------------- Reply to this message by going to Community 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