BeanInstantiationException: Failed to instantiate [javax.sql.DataSource]

[Former Member]

I am getting error as below when i start datahub server : Can i get help to resolve this?

2018-03-06 06:31:25,813 [ERROR] [o.s.w.c.ContextLoader] Context initialization failed org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'entityManagerFactory' defined in class path resource [com/hybris/datahub/persistence/jpa/config/Hiberna teJpaConfig.class]: Unsatisfied dependency expressed through method 'entityManagerFactory' parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'dataSource' defined in class path resource [com/hybris/datahub/persistence/jpa/config/DataSourceConfig.class]: Bean instantiation via factory method failed; nested exception is org.springf ramework.beans.BeanInstantiationException: Failed to instantiate [javax.sql.DataSource]: Factory method 'dataSource' threw exception; nested exception is com.zaxxer.hikari.pool.PoolInitializationExcep tion: Exception during pool initialization at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:749) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE] at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:467) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1128) ~[spring-beans-4.3.3.RELEASE.jar:4.3 .3.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1023) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]

     at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:510) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:482) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1076) ~[spring-context-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:851) ~[spring-context-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:541) ~[spring-context-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.web.context.ContextLoader.configureAndRefreshWebApplicationContext(ContextLoader.java:444) ~[spring-web-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:326) ~[spring-web-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:107) [spring-web-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:5110) [catalina.jar:7.0.81]
     at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5633) [catalina.jar:7.0.81]
     at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145) [catalina.jar:7.0.81]
     at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:1009) [catalina.jar:7.0.81]
     at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:985) [catalina.jar:7.0.81]
     at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652) [catalina.jar:7.0.81]
     at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:1127) [catalina.jar:7.0.81]
     at org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:2020) [catalina.jar:7.0.81]
     at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [na:1.8.0_92]
     at java.util.concurrent.FutureTask.run(FutureTask.java:266) [na:1.8.0_92]
     at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [na:1.8.0_92]
     at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [na:1.8.0_92]
     at java.lang.Thread.run(Thread.java:745) [na:1.8.0_92]

Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'dataSource' defined in class path resource [com/hybris/datahub/persistence/jpa/config/DataSourceConfi g.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [javax.sql.DataSource]: Factory method 'dataSour ce' threw exception; nested exception is com.zaxxer.hikari.pool.PoolInitializationException: Exception during pool initialization at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:599) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1128) ~[spring-beans-4.3.3.RELEASE.jar:4.3 .3.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1023) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]

     at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:510) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:482) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:202) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:207) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1128) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1056) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:835) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:741) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     ... 28 common frames omitted

Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [javax.sql.DataSource]: Factory method 'dataSource' threw exception; nested exception is com.zaxxer.hikari.pool.P oolInitializationException: Exception during pool initialization at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:189) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE] at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:588) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE] ... 41 common frames omitted Caused by: com.zaxxer.hikari.pool.PoolInitializationException: Exception during pool initialization at com.zaxxer.hikari.pool.BaseHikariPool.initializeConnections(BaseHikariPool.java:500) ~[HikariCP-2.3.3.jar:na] at com.zaxxer.hikari.pool.BaseHikariPool.(BaseHikariPool.java:172) ~[HikariCP-2.3.3.jar:na] at com.zaxxer.hikari.pool.HikariPool.(HikariPool.java:61) ~[HikariCP-2.3.3.jar:na] at com.zaxxer.hikari.pool.HikariPool.(HikariPool.java:49) ~[HikariCP-2.3.3.jar:na] at com.zaxxer.hikari.HikariDataSource.(HikariDataSource.java:78) ~[HikariCP-2.3.3.jar:na] at com.hybris.datahub.persistence.jpa.config.DataSourceConfig.dataSource(DataSourceConfig.java:112) ~[datahub-persistence-jpa-6.3.0.7-RC1.jar:6.3.0.7-RC1] at com.hybris.datahub.persistence.jpa.config.DataSourceConfig$$EnhancerBySpringCGLIB$$8a0904f3.CGLIB$dataSource$0() ~[datahub-persistence-jpa-6.3.0.7-RC1.jar:6.3.0.7-RC1] at com.hybris.datahub.persistence.jpa.config.DataSourceConfig$$EnhancerBySpringCGLIB$$8a0904f3$$FastClassBySpringCGLIB$$74af6a04.invoke() ~[datahub-persistence-jpa-6.3.0.7-RC1.jar:6 .3.0.7-RC1] at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:228) ~[spring-core-4.3.3.RELEASE.jar:4.3.3.RELEASE] at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:356) ~[spring-context-4.3.3.RELEASE.jar:4.3.3.RELEASE] at com.hybris.datahub.persistence.jpa.config.DataSourceConfig$$EnhancerBySpringCGLIB$$8a0904f3.dataSource() ~[datahub-persistence-jpa-6.3.0.7-RC1.jar:6.3.0.7-RC1] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_92] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_92] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_92] at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_92] at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:162) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE] ... 42 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[na:1.8.0_92] at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[na:1.8.0_92] at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[na:1.8.0_92] at java.lang.reflect.Constructor.newInstance(Constructor.java:423) ~[na:1.8.0_92] at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2192) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2225) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2024) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[na:1.8.0_92] at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[na:1.8.0_92] at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[na:1.8.0_92] at java.lang.reflect.Constructor.newInstance(Constructor.java:423) ~[na:1.8.0_92] at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:57) ~[HikariCP-2.3.3.jar:na] at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:63) ~[HikariCP-2.3.3.jar:na] at com.zaxxer.hikari.pool.BaseHikariPool.addConnection(BaseHikariPool.java:396) ~[HikariCP-2.3.3.jar:na] at com.zaxxer.hikari.pool.BaseHikariPool.initializeConnections(BaseHikariPool.java:498) ~[HikariCP-2.3.3.jar:na] ... 57 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) ~[na:1.8.0_92] at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:85) ~[na:1.8.0_92] at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_92] at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_92] at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_92] at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172) ~[na:1.8.0_92] at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_92] at java.net.Socket.connect(Socket.java:589) ~[na:1.8.0_92] at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] ... 73 common frames omitted Mar 06, 2018 6:31:25 AM org.apache.catalina.core.StandardContext startInternal SEVERE: One or more listeners failed to start. Full details will be found in the appropriate container log file Mar 06, 2018 6:31:25 AM org.apache.catalina.core.StandardContext startInternal SEVERE: Context [/datahub-webapp] startup failed due to previous errors Mar 06, 2018 6:31:26 AM org.apache.catalina.startup.HostConfig deployWAR INFO: Deployment of web application archive C:\tomcat\apache-tomcat-7.0.81\webapps\datahub-webapp.war has finished in 19,510 ms Mar 06, 2018 6:31:26 AM org.apache.catalina.startup.HostConfig deployDirectory INFO: Deploying web application directory C:\tomcat\apache-tomcat-7.0.81\webapps\docs Mar 06, 2018 6:31:26 AM org.apache.catalina.startup.TldConfig execute INFO: At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time. Mar 06, 2018 6:31:26 AM org.apache.catalina.startup.HostConfig deployDirectory INFO: Deployment of web application directory C:\tomcat\apache-tomcat-7.0.81\webapps\docs has finished in 228 ms Mar 06, 2018 6:31:26 AM org.apache.catalina.startup.HostConfig deployDirectory INFO: Deploying web application directory C:\tomcat\apache-tomcat-7.0.81\webapps\examples Mar 06, 2018 6:31:26 AM org.apache.catalina.startup.TldConfig execute INFO: At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time. Mar 06, 2018 6:31:26 AM org.apache.catalina.startup.HostConfig deployDirectory INFO: Deployment of web application directory C:\tomcat\apache-tomcat-7.0.81\webapps\examples has finished in 576 ms Mar 06, 2018 6:31:26 AM org.apache.catalina.startup.HostConfig deployDirectory INFO: Deploying web application directory C:\tomcat\apache-tomcat-7.0.81\webapps\host-manager Mar 06, 2018 6:31:27 AM org.apache.catalina.startup.TldConfig execute INFO: At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time. Mar 06, 2018 6:31:27 AM org.apache.catalina.startup.HostConfig deployDirectory INFO: Deployment of web application directory C:\tomcat\apache-tomcat-7.0.81\webapps\host-manager has finished in 225 ms Mar 06, 2018 6:31:27 AM org.apache.catalina.startup.HostConfig deployDirectory INFO: Deploying web application directory C:\tomcat\apache-tomcat-7.0.81\webapps\manager Mar 06, 2018 6:31:27 AM org.apache.catalina.startup.TldConfig execute INFO: At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time. Mar 06, 2018 6:31:27 AM org.apache.catalina.startup.HostConfig deployDirectory INFO: Deployment of web application directory C:\tomcat\apache-tomcat-7.0.81\webapps\manager has finished in 188 ms Mar 06, 2018 6:31:27 AM org.apache.catalina.startup.HostConfig deployDirectory INFO: Deploying web application directory C:\tomcat\apache-tomcat-7.0.81\webapps\ROOT Mar 06, 2018 6:31:27 AM org.apache.catalina.startup.TldConfig execute INFO: At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time. Mar 06, 2018 6:31:27 AM org.apache.catalina.startup.HostConfig deployDirectory INFO: Deployment of web application directory C:\tomcat\apache-tomcat-7.0.81\webapps\ROOT has finished in 166 ms Mar 06, 2018 6:31:27 AM org.apache.coyote.AbstractProtocol start INFO: Starting ProtocolHandler ["http-bio-8080"] Mar 06, 2018 6:31:27 AM org.apache.coyote.AbstractProtocol start INFO: Starting ProtocolHandler ["ajp-bio-8009"] Mar 06, 2018 6:31:27 AM org.apache.catalina.startup.Catalina start INFO: Server startup in 21081 ms2018-03-06 06:31:25,813 [ERROR] [o.s.w.c.ContextLoader] Context initialization failed org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'entityManagerFactory' defined in class path resource [com/hybris/datahub/persistence/jpa/config/Hiberna teJpaConfig.class]: Unsatisfied dependency expressed through method 'entityManagerFactory' parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'dataSource' defined in class path resource [com/hybris/datahub/persistence/jpa/config/DataSourceConfig.class]: Bean instantiation via factory method failed; nested exception is org.springf ramework.beans.BeanInstantiationException: Failed to instantiate [javax.sql.DataSource]: Factory method 'dataSource' threw exception; nested exception is com.zaxxer.hikari.pool.PoolInitializationExcep tion: Exception during pool initialization at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:749) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE] at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:467) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1128) ~[spring-beans-4.3.3.RELEASE.jar:4.3 .3.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1023) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]

     at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:510) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:482) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1076) ~[spring-context-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:851) ~[spring-context-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:541) ~[spring-context-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.web.context.ContextLoader.configureAndRefreshWebApplicationContext(ContextLoader.java:444) ~[spring-web-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:326) ~[spring-web-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:107) [spring-web-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:5110) [catalina.jar:7.0.81]
     at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5633) [catalina.jar:7.0.81]
     at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145) [catalina.jar:7.0.81]
     at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:1009) [catalina.jar:7.0.81]
     at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:985) [catalina.jar:7.0.81]
     at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652) [catalina.jar:7.0.81]
     at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:1127) [catalina.jar:7.0.81]
     at org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:2020) [catalina.jar:7.0.81]
     at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [na:1.8.0_92]
     at java.util.concurrent.FutureTask.run(FutureTask.java:266) [na:1.8.0_92]
     at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [na:1.8.0_92]
     at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [na:1.8.0_92]
     at java.lang.Thread.run(Thread.java:745) [na:1.8.0_92]

Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'dataSource' defined in class path resource [com/hybris/datahub/persistence/jpa/config/DataSourceConfi g.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [javax.sql.DataSource]: Factory method 'dataSour ce' threw exception; nested exception is com.zaxxer.hikari.pool.PoolInitializationException: Exception during pool initialization at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:599) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1128) ~[spring-beans-4.3.3.RELEASE.jar:4.3 .3.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1023) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]

     at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:510) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:482) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:202) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:207) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1128) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1056) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:835) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:741) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE]
     ... 28 common frames omitted

Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [javax.sql.DataSource]: Factory method 'dataSource' threw exception; nested exception is com.zaxxer.hikari.pool.P oolInitializationException: Exception during pool initialization at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:189) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE] at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:588) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE] ... 41 common frames omitted Caused by: com.zaxxer.hikari.pool.PoolInitializationException: Exception during pool initialization at com.zaxxer.hikari.pool.BaseHikariPool.initializeConnections(BaseHikariPool.java:500) ~[HikariCP-2.3.3.jar:na] at com.zaxxer.hikari.pool.BaseHikariPool.(BaseHikariPool.java:172) ~[HikariCP-2.3.3.jar:na] at com.zaxxer.hikari.pool.HikariPool.(HikariPool.java:61) ~[HikariCP-2.3.3.jar:na] at com.zaxxer.hikari.pool.HikariPool.(HikariPool.java:49) ~[HikariCP-2.3.3.jar:na] at com.zaxxer.hikari.HikariDataSource.(HikariDataSource.java:78) ~[HikariCP-2.3.3.jar:na] at com.hybris.datahub.persistence.jpa.config.DataSourceConfig.dataSource(DataSourceConfig.java:112) ~[datahub-persistence-jpa-6.3.0.7-RC1.jar:6.3.0.7-RC1] at com.hybris.datahub.persistence.jpa.config.DataSourceConfig$$EnhancerBySpringCGLIB$$8a0904f3.CGLIB$dataSource$0() ~[datahub-persistence-jpa-6.3.0.7-RC1.jar:6.3.0.7-RC1] at com.hybris.datahub.persistence.jpa.config.DataSourceConfig$$EnhancerBySpringCGLIB$$8a0904f3$$FastClassBySpringCGLIB$$74af6a04.invoke() ~[datahub-persistence-jpa-6.3.0.7-RC1.jar:6 .3.0.7-RC1] at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:228) ~[spring-core-4.3.3.RELEASE.jar:4.3.3.RELEASE] at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:356) ~[spring-context-4.3.3.RELEASE.jar:4.3.3.RELEASE] at com.hybris.datahub.persistence.jpa.config.DataSourceConfig$$EnhancerBySpringCGLIB$$8a0904f3.dataSource() ~[datahub-persistence-jpa-6.3.0.7-RC1.jar:6.3.0.7-RC1] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_92] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_92] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_92] at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_92] at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:162) ~[spring-beans-4.3.3.RELEASE.jar:4.3.3.RELEASE] ... 42 common frames omitted Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[na:1.8.0_92] at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[na:1.8.0_92] at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[na:1.8.0_92] at java.lang.reflect.Constructor.newInstance(Constructor.java:423) ~[na:1.8.0_92] at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:989) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.mysql.jdbc.MysqlIO.(MysqlIO.java:341) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2192) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2225) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2024) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:779) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[na:1.8.0_92] at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[na:1.8.0_92] at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[na:1.8.0_92] at java.lang.reflect.Constructor.newInstance(Constructor.java:423) ~[na:1.8.0_92] at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:57) ~[HikariCP-2.3.3.jar:na] at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:63) ~[HikariCP-2.3.3.jar:na] at com.zaxxer.hikari.pool.BaseHikariPool.addConnection(BaseHikariPool.java:396) ~[HikariCP-2.3.3.jar:na] at com.zaxxer.hikari.pool.BaseHikariPool.initializeConnections(BaseHikariPool.java:498) ~[HikariCP-2.3.3.jar:na] ... 57 common frames omitted Caused by: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) ~[na:1.8.0_92] at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:85) ~[na:1.8.0_92] at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_92] at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_92] at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_92] at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172) ~[na:1.8.0_92] at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_92] at java.net.Socket.connect(Socket.java:589) ~[na:1.8.0_92] at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] at com.mysql.jdbc.MysqlIO.(MysqlIO.java:300) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] ... 73 common frames omitted Mar 06, 2018 6:31:25 AM org.apache.catalina.core.StandardContext startInternal SEVERE: One or more listeners failed to start. Full details will be found in the appropriate container log file Mar 06, 2018 6:31:25 AM org.apache.catalina.core.StandardContext startInternal SEVERE: Context [/datahub-webapp] startup failed due to previous errors Mar 06, 2018 6:31:26 AM org.apache.catalina.startup.HostConfig deployWAR INFO: Deployment of web application archive C:\tomcat\apache-tomcat-7.0.81\webapps\datahub-webapp.war has finished in 19,510 ms Mar 06, 2018 6:31:26 AM org.apache.catalina.startup.HostConfig deployDirectory INFO: Deploying web application directory C:\tomcat\apache-tomcat-7.0.81\webapps\docs Mar 06, 2018 6:31:26 AM org.apache.catalina.startup.TldConfig execute INFO: At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time. Mar 06, 2018 6:31:26 AM org.apache.catalina.startup.HostConfig deployDirectory INFO: Deployment of web application directory C:\tomcat\apache-tomcat-7.0.81\webapps\docs has finished in 228 ms Mar 06, 2018 6:31:26 AM org.apache.catalina.startup.HostConfig deployDirectory INFO: Deploying web application directory C:\tomcat\apache-tomcat-7.0.81\webapps\examples Mar 06, 2018 6:31:26 AM org.apache.catalina.startup.TldConfig execute INFO: At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time. Mar 06, 2018 6:31:26 AM org.apache.catalina.startup.HostConfig deployDirectory INFO: Deployment of web application directory C:\tomcat\apache-tomcat-7.0.81\webapps\examples has finished in 576 ms Mar 06, 2018 6:31:26 AM org.apache.catalina.startup.HostConfig deployDirectory INFO: Deploying web application directory C:\tomcat\apache-tomcat-7.0.81\webapps\host-manager Mar 06, 2018 6:31:27 AM org.apache.catalina.startup.TldConfig execute INFO: At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time. Mar 06, 2018 6:31:27 AM org.apache.catalina.startup.HostConfig deployDirectory INFO: Deployment of web application directory C:\tomcat\apache-tomcat-7.0.81\webapps\host-manager has finished in 225 ms Mar 06, 2018 6:31:27 AM org.apache.catalina.startup.HostConfig deployDirectory INFO: Deploying web application directory C:\tomcat\apache-tomcat-7.0.81\webapps\manager Mar 06, 2018 6:31:27 AM org.apache.catalina.startup.TldConfig execute INFO: At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time. Mar 06, 2018 6:31:27 AM org.apache.catalina.startup.HostConfig deployDirectory INFO: Deployment of web application directory C:\tomcat\apache-tomcat-7.0.81\webapps\manager has finished in 188 ms Mar 06, 2018 6:31:27 AM org.apache.catalina.startup.HostConfig deployDirectory INFO: Deploying web application directory C:\tomcat\apache-tomcat-7.0.81\webapps\ROOT Mar 06, 2018 6:31:27 AM org.apache.catalina.startup.TldConfig execute INFO: At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time. Mar 06, 2018 6:31:27 AM org.apache.catalina.startup.HostConfig deployDirectory INFO: Deployment of web application directory C:\tomcat\apache-tomcat-7.0.81\webapps\ROOT has finished in 166 ms Mar 06, 2018 6:31:27 AM org.apache.coyote.AbstractProtocol start INFO: Starting ProtocolHandler ["http-bio-8080"] Mar 06, 2018 6:31:27 AM org.apache.coyote.AbstractProtocol start INFO: Starting ProtocolHandler ["ajp-bio-8009"] Mar 06, 2018 6:31:27 AM org.apache.catalina.startup.Catalina start INFO: Server startup in 21081 ms

[Slava]

The most important part in that stack trace is

 Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
 The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[na:1.8.0_92]
     at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[na:1.8.0_92]
     at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[na:1.8.0_92]
     at java.lang.reflect.Constructor.newInstance(Constructor.java:423) ~[na:1.8.0_92]
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) ~[mysql-connector-java-5.1.42-bin.jar:5.1.42] 

So, that means the driver is not connecting to the database. Figure out and configure the correct jdbc url or resolve network issues hindering the connection.