When restarting the Cloudera service: sudo systemctl restart cloudera-scm-server.service fails, and the following is the output of systemctl restart: $ sudo systemctl status cloudera-scm-server.service● cloudera-scm-server.service - LSB: Cloudera SCM Server Loaded: loaded (/etc/rc.d/init.d/cloudera-scm-server; bad; vendor preset: disabled) Active: failed (Result: exit-code) since Thu 2020-07-09 17:16:56 IST; 2min 49s ago Docs: man:systemd-sysv-generator(8) Process: 9330 ExecStop=/etc/rc.d/init.d/cloudera-scm-server stop (code=exited, status=0/SUCCESS) Process: 13876 ExecStart=/etc/rc.d/init.d/cloudera-scm-server start (code=exited, status=1/FAILURE)Jul 09 17:16:51 invpbg077 systemd[1]: Starting LSB: Cloudera SCM Server...Jul 09 17:16:51 invpbg077 su[13903]: (to cloudera-scm) root on none Jul 09 17:16:56 invpbg077 cloudera-scm-server[13876]: Starting cloudera-scm-server: [FAILED]Jul 09 17:16:56 invpbg077 systemd[1]: cloudera-scm-server.service: control process exited, code=exited status=1Jul 09 17:16:56 invpbg077 systemd[1]: Failed to start LSB: Cloudera SCM Server.Jul 09 17:16:56 invpbg077 systemd[1]: Unit cloudera-scm-server.service entered failed state.Jul 09 17:16:56 invpbg077 systemd[1]: cloudera-scm-server.service failed. Couldn't find anything helpful about "LSB: Cloudera SCM Server". If Cloudera logs are relevant, this is what I get from /var/logs/cloudera-scm-server/cloudera-scm-server.log 2020-07-09 17:16:54,582 ERROR main:org.hibernate.engine.jdbc.spi.SqlExceptionHelper: ERROR: relation "cm_version" does not exist Position: 21 2020-07-09 17:16:54,584 WARN main:com.cloudera.server.cmf.bootstrap.EntityManagerFactoryBean: Failed to determine prior version. This is expected if you are starting Cloudera Manager for the first time. Please also ignore any error messages about missing tables. Moving ahead assuming no upgrade: org.hibernate.exception.SQLGrammarException: could not extract ResultSet2020-07-09 17:16:54,597 INFO main:com.cloudera.enterprise.dbutil.DbUtil: Schema version table already exists. 2020-07-09 17:16:54,597 INFO main:com.cloudera.enterprise.dbutil.DbUtil: DB Schema version 42. 2020-07-09 17:16:54,598 INFO main:org.springframework.beans.factory.support.DefaultListableBeanFactory: Destroying singletons in org.springframework.beans.factory.support.DefaultListableBeanFactory@6200f9cb: defining beans [commandLineConfigurationBean,entityManagerFactoryBean,com.cloudera.server.cmf.TrialState,com.cloudera.server.cmf.TrialManager,com.cloudera.cmf.crypto.LicenseLoader]; root of factory hierarchy2020-07-09 17:16:54,599 ERROR main:com.cloudera.server.cmf.Main: Server failed.org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'com.cloudera.server.cmf.TrialState': Cannot resolve reference to bean 'entityManagerFactoryBean' while setting constructor argument; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'entityManagerFactoryBean': FactoryBean threw exception on object creation; nested exception is java.lang.IllegalStateException at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveReference(BeanDefinitionValueResolver.java:328) at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveValueIfNecessary(BeanDefinitionValueResolver.java:106) at org.springframework.beans.factory.support.ConstructorResolver.resolveConstructorArguments(ConstructorResolver.java:616) at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:148) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1003) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:907) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:485) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456) at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:293) at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222) at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:290) at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:192) at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:585) at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:895) at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:425) at com.cloudera.server.cmf.Main.bootstrapSpringContext(Main.java:393) at com.cloudera.server.cmf.Main.<init>(Main.java:243) at com.cloudera.server.cmf.Main.main(Main.java:216)Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'entityManagerFactoryBean': FactoryBean threw exception on object creation; nested exception is java.lang.IllegalStateException at org.springframework.beans.factory.support.FactoryBeanRegistrySupport.doGetObjectFromFactoryBean(FactoryBeanRegistrySupport.java:149) at org.springframework.beans.factory.support.FactoryBeanRegistrySupport.getObjectFromFactoryBean(FactoryBeanRegistrySupport.java:102) at org.springframework.beans.factory.support.AbstractBeanFactory.getObjectForBeanInstance(AbstractBeanFactory.java:1440) at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:247) at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:192) at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveReference(BeanDefinitionValueResolver.java:322) ... 17 more Caused by: java.lang.IllegalStateException at com.google.common.base.Preconditions.checkState(Preconditions.java:133) at com.cloudera.server.cmf.bootstrap.EntityManagerFactoryBean.checkVersionDoFail(EntityManagerFactoryBean.java:291) ... 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