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    org.hibernate.HibernateException: Connection cannot be null when 'hibernate.dialect' not set INFO | jvm 1 | 2013/10/31 01:47:16 | at org.hibernate.service.jdbc.dialect.internal.DialectFactoryImpl.determineDialect(DialectFactoryImpl.java:97) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.hibernate.service.jdbc.dialect.internal.DialectFactoryImpl.buildDialect(DialectFactoryImpl.java:67) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.hibernate.engine.jdbc.internal.JdbcServicesImpl.configure(JdbcServicesImpl.java:170) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.hibernate.service.internal.StandardServiceRegistryImpl.configureService(StandardServiceRegistryImpl.java:75) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:159) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:131) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.hibernate.cfg.SettingsFactory.buildSettings(SettingsFactory.java:77) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.hibernate.cfg.Configuration.buildSettingsInternal(Configuration.java:2276) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.hibernate.cfg.Configuration.buildSettings(Configuration.java:2272) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1741) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.hibernate.ejb.EntityManagerFactoryImpl.<init>(EntityManagerFactoryImpl.java:94) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:905) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:890) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.hibernate.ejb.HibernatePersistence.createEntityManagerFactory(HibernatePersistence.java:57) INFO | jvm 1 | 2013/10/31 01:47:16 | at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:63) INFO | jvm 1 | 2013/10/31 01:47:16 | at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:47) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.traccar.web.server.model.DataServiceImpl.init(DataServiceImpl.java:66) INFO | jvm 1 | 2013/10/31 01:47:16 | at javax.servlet.GenericServlet.init(GenericServlet.java:244) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.servlet.ServletHolder.initServlet(ServletHolder.java:534) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.servlet.ServletHolder.getServlet(ServletHolder.java:417) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:659) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:501) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:557) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1086) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:428) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1020) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.server.Server.handle(Server.java:370) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:489) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.server.AbstractHttpConnection.content(AbstractHttpConnection.java:960) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.content(AbstractHttpConnection.java:1021) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:865) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:240) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:82) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:668) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:52) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608) INFO | jvm 1 | 2013/10/31 01:47:16 | at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543)
        at java.lang.Thread.run(Unknown Source)