2017-07-27 20:36:38.052 ERROR 62435 --- [           main] org.postgresql.Driver                    : Connection error:

org.postgresql.util.PSQLException: A connection could not be made using the requested protocol null.
   at org.postgresql.core.ConnectionFactory.openConnection(ConnectionFactory.java:57) ~[postgresql-42.1.3.jar!/:42.1.3]
   at org.postgresql.jdbc.PgConnection.<init>(PgConnection.java:194) ~[postgresql-42.1.3.jar!/:42.1.3]
   at org.postgresql.Driver.makeConnection(Driver.java:450) ~[postgresql-42.1.3.jar!/:42.1.3]
   at org.postgresql.Driver.connect(Driver.java:252) ~[postgresql-42.1.3.jar!/:42.1.3]
   at org.apache.commons.dbcp.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:38) [commons-dbcp-1.4.jar!/:1.4]
   at org.apache.commons.dbcp.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:582) [commons-dbcp-1.4.jar!/:1.4]
   at org.apache.commons.dbcp.BasicDataSource.validateConnectionFactory(BasicDataSource.java:1556) [commons-dbcp-1.4.jar!/:1.4]
   at org.apache.commons.dbcp.BasicDataSource.createPoolableConnectionFactory(BasicDataSource.java:1545) [commons-dbcp-1.4.jar!/:1.4]
   at org.apache.commons.dbcp.BasicDataSource.createDataSource(BasicDataSource.java:1388) [commons-dbcp-1.4.jar!/:1.4]
   at org.apache.commons.dbcp.BasicDataSource.getConnection(BasicDataSource.java:1044) [commons-dbcp-1.4.jar!/:1.4]
   at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122) [hibernate-core-5.0.12.Final.jar!/:5.0.12.Final]
   at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator$ConnectionProviderJdbcConnectionAccess.obtainConnection(JdbcEnvironmentInitiator.java:180) [hibernate-core-5.0.12.Final.jar!/:5.0.12.Final]
   at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:68) [hibernate-core-5.0.12.Final.jar!/:5.0.12.Final]
   at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:35) [hibernate-core-5.0.12.Final.jar!/:5.0.12.Final]
   at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.initiateService(StandardServiceRegistryImpl.java:88) [hibernate-core-5.0.12.Final.jar!/:5.0.12.Final]
   at org.hibernate.service.internal.AbstractServiceRegistryImpl.createService(AbstractServiceRegistryImpl.java:254) [hibernate-core-5.0.12.Final.jar!/:5.0.12.Final]
   at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:228) [hibernate-core-5.0.12.Final.jar!/:5.0.12.Final]
   at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:207) [hibernate-core-5.0.12.Final.jar!/:5.0.12.Final]
   at org.hibernate.engine.jdbc.internal.JdbcServicesImpl.configure(JdbcServicesImpl.java:51) [hibernate-core-5.0.12.Final.jar!/:5.0.12.Final]
   at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.configureService(StandardServiceRegistryImpl.java:94) [hibernate-core-5.0.12.Final.jar!/:5.0.12.Final]
   at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:237) [hibernate-core-5.0.12.Final.jar!/:5.0.12.Final]
   at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:207) [hibernate-core-5.0.12.Final.jar!/:5.0.12.Final]
   at org.hibernate.boot.model.process.spi.MetadataBuildingProcess.handleTypes(MetadataBuildingProcess.java:352) [hibernate-core-5.0.12.Final.jar!/:5.0.12.Final]
   at org.hibernate.boot.model.process.spi.MetadataBuildingProcess.complete(MetadataBuildingProcess.java:111) [hibernate-core-5.0.12.Final.jar!/:5.0.12.Final]
   at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.metadata(EntityManagerFactoryBuilderImpl.java:847) [hibernate-entitymanager-5.0.12.Final.jar!/:5.0.12.Final]
   at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.build(EntityManagerFactoryBuilderImpl.java:874) [hibernate-entitymanager-5.0.12.Final.jar!/:5.0.12.Final]
   at org.springframework.orm.jpa.vendor.SpringHibernateJpaPersistenceProvider.createContainerEntityManagerFactory(SpringHibernateJpaPersistenceProvider.java:60) [spring-orm-4.3.9.RELEASE.jar!/:4.3.9.RELEASE]
   at org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean.createNativeEntityManagerFactory(LocalContainerEntityManagerFactoryBean.java:353) [spring-orm-4.3.9.RELEASE.jar!/:4.3.9.RELEASE]
   at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.buildNativeEntityManagerFactory(AbstractEntityManagerFactoryBean.java:370) [spring-orm-4.3.9.RELEASE.jar!/:4.3.9.RELEASE]
   at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.afterPropertiesSet(AbstractEntityManagerFactoryBean.java:359) [spring-orm-4.3.9.RELEASE.jar!/:4.3.9.RELEASE]
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1687) [spring-beans-4.3.9.RELEASE.jar!/:4.3.9.RELEASE]
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1624) [spring-beans-4.3.9.RELEASE.jar!/:4.3.9.RELEASE]
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555) [spring-beans-4.3.9.RELEASE.jar!/:4.3.9.RELEASE]
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:483) [spring-beans-4.3.9.RELEASE.jar!/:4.3.9.RELEASE]
   at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306) [spring-beans-4.3.9.RELEASE.jar!/:4.3.9.RELEASE]
   at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230) [spring-beans-4.3.9.RELEASE.jar!/:4.3.9.RELEASE]
   at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302) [spring-beans-4.3.9.RELEASE.jar!/:4.3.9.RELEASE]
   at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197) [spring-beans-4.3.9.RELEASE.jar!/:4.3.9.RELEASE]
   at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1078) [spring-context-4.3.9.RELEASE.jar!/:4.3.9.RELEASE]
   at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:857) [spring-context-4.3.9.RELEASE.jar!/:4.3.9.RELEASE]
   at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:543) [spring-context-4.3.9.RELEASE.jar!/:4.3.9.RELEASE]
   at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.refresh(EmbeddedWebApplicationContext.java:122) [spring-boot-1.5.4.RELEASE.jar!/:1.5.4.RELEASE]
   at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:693) [spring-boot-1.5.4.RELEASE.jar!/:1.5.4.RELEASE]
   at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:360) [spring-boot-1.5.4.RELEASE.jar!/:1.5.4.RELEASE]
   at org.springframework.boot.SpringApplication.run(SpringApplication.java:303) [spring-boot-1.5.4.RELEASE.jar!/:1.5.4.RELEASE]
   at org.springframework.boot.SpringApplication.run(SpringApplication.java:1118) [spring-boot-1.5.4.RELEASE.jar!/:1.5.4.RELEASE]
   at org.springframework.boot.SpringApplication.run(SpringApplication.java:1107) [spring-boot-1.5.4.RELEASE.jar!/:1.5.4.RELEASE]
   at com.ibm.am.microservice.reports.WebApplication.main(WebApplication.java:32) [classes!/:na]
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_112]
   at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_112]
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_112]
   at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_112]
   at org.springframework.boot.loader.MainMethodRunner.run(MainMethodRunner.java:48) [am-reporting-microservice.jar:na]
   at org.springframework.boot.loader.Launcher.launch(Launcher.java:87) [am-reporting-microservice.jar:na]
   at org.springframework.boot.loader.Launcher.launch(Launcher.java:50) [am-reporting-microservice.jar:na]
   at org.springframework.boot.loader.JarLauncher.main(JarLauncher.java:51) [am-reporting-microservice.jar:na]