Seems that something is not matching.
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-core</artifactId>
<version>5.4.0.Final</version>
</dependency>
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-search-orm</artifactId>
<version>5.11.0.Final</version>
</dependency>
<dependency>
<groupId>org.hibernate.search</groupId>
<artifactId>hibernate-search-mapper-orm</artifactId>
<version>6.0.0.Alpha1</version>
</dependency>
<dependency>
<groupId>org.hibernate.search</groupId>
<artifactId>hibernate-search-backend-elasticsearch</artifactId>
<version>6.0.0.Alpha1</version>
</dependency>
12:48:11,634 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-5) MSC000001: Failed to start service jboss.deployment.unit."-1.142.war".WeldStartService: org.jboss.msc.service.StartException in service jboss.deployment.unit."-1.142.war".WeldStartService: Failed to start service
at org.jboss.msc.service.ServiceControllerImpl$StartTask.execute(ServiceControllerImpl.java:1730)
at org.jboss.msc.service.ServiceControllerImpl$ControllerTask.run(ServiceControllerImpl.java:1558)
at org.jboss.threads.ContextClassLoaderSavingRunnable.run(ContextClassLoaderSavingRunnable.java:35)
at org.jboss.threads.EnhancedQueueExecutor.safeRun(EnhancedQueueExecutor.java:1985)
at org.jboss.threads.EnhancedQueueExecutor$ThreadBody.doRunTask(EnhancedQueueExecutor.java:1487)
at org.jboss.threads.EnhancedQueueExecutor$ThreadBody.run(EnhancedQueueExecutor.java:1378)
at java.lang.Thread.run(Thread.java:745)
Caused by: org.jboss.weld.exceptions.DeploymentException
at org.jboss.weld.bootstrap.events.AbstractDeploymentContainerEvent.fire(AbstractDeploymentContainerEvent.java:38)
at org.jboss.weld.bootstrap.events.AfterDeploymentValidationImpl.fire(AfterDeploymentValidationImpl.java:28)
at org.jboss.weld.bootstrap.WeldStartup.validateBeans(WeldStartup.java:499)
at org.jboss.weld.bootstrap.WeldBootstrap.validateBeans(WeldBootstrap.java:93)
at org.jboss.as.weld.WeldStartService.start(WeldStartService.java:98)
at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1738)
at org.jboss.msc.service.ServiceControllerImpl$StartTask.execute(ServiceControllerImpl.java:1700)
… 6 more
Caused by: javax.enterprise.event.ObserverException
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
at java.lang.Class.newInstance(Class.java:442)
at org.jboss.weld.security.NewInstanceAction.run(NewInstanceAction.java:33)
at java.security.AccessController.doPrivileged(Native Method)
at org.jboss.weld.injection.Exceptions.rethrowException(Exceptions.java:40)
at org.jboss.weld.injection.Exceptions.rethrowException(Exceptions.java:78)
at org.jboss.weld.injection.StaticMethodInjectionPoint.invoke(StaticMethodInjectionPoint.java:103)
at org.jboss.weld.injection.MethodInvocationStrategy$SpecialParamPlusBeanManagerStrategy.invoke(MethodInvocationStrategy.java:144)
at org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:330)
at org.jboss.weld.event.ExtensionObserverMethodImpl.sendEvent(ExtensionObserverMethodImpl.java:123)
at org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:308)
at org.jboss.weld.event.ObserverMethodImpl.notify(ObserverMethodImpl.java:286)
at javax.enterprise.inject.spi.ObserverMethod.notify(ObserverMethod.java:124)
at org.jboss.weld.util.Observers.notify(Observers.java:166)
at org.jboss.weld.event.ObserverNotifier.notifySyncObservers(ObserverNotifier.java:285)
at org.jboss.weld.event.ObserverNotifier.notify(ObserverNotifier.java:273)
at org.jboss.weld.event.ObserverNotifier.fireEvent(ObserverNotifier.java:177)
at org.jboss.weld.event.ObserverNotifier.fireEvent(ObserverNotifier.java:171)
at org.jboss.weld.bootstrap.events.AbstractContainerEvent.fire(AbstractContainerEvent.java:53)
at org.jboss.weld.bootstrap.events.AbstractDeploymentContainerEvent.fire(AbstractDeploymentContainerEvent.java:35)
… 12 more
Caused by: java.lang.LinkageError: loader constraint violation: when resolving interface method “org.hibernate.boot.spi.MetadataBuildingOptions.getReflectionManager()Lorg/hibernate/annotations/common/reflection/ReflectionManager;” the class loader (instance of org/jboss/modules/ModuleClassLoader) of the current class, org/hibernate/search/mapper/orm/model/impl/HibernateOrmBootstrapIntrospector, and the class loader (instance of org/jboss/modules/ModuleClassLoader) for the method’s defining class, org/hibernate/boot/spi/MetadataBuildingOptions, have different Class objects for the type org/hibernate/annotations/common/reflection/ReflectionManager used in the signature
at org.hibernate.search.mapper.orm.model.impl.HibernateOrmBootstrapIntrospector.(HibernateOrmBootstrapIntrospector.java:75)
at org.hibernate.search.mapper.orm.mapping.impl.HibernateOrmMappingInitiator.create(HibernateOrmMappingInitiator.java:50)
at org.hibernate.search.mapper.orm.bootstrap.impl.HibernateSearchSessionFactoryObserver.boot(HibernateSearchSessionFactoryObserver.java:134)
at org.hibernate.search.mapper.orm.bootstrap.impl.HibernateSearchSessionFactoryObserver.lambda$sessionFactoryCreated$2(HibernateSearchSessionFactoryObserver.java:98)
at org.hibernate.search.mapper.orm.bootstrap.impl.ExtendedBeanManagerSynchronizer.beanManagerInitialized(ExtendedBeanManagerSynchronizer.java:38)
at org.jboss.as.jpa.hibernate5.HibernateExtendedBeanManager.beanManagerIsAvailableForUse(HibernateExtendedBeanManager.java:69)
at org.jboss.as.jpa.hibernate5.HibernatePersistenceProviderAdaptor.markPersistenceUnitAvailable(HibernatePersistenceProviderAdaptor.java:183)
at org.jboss.as.jpa.beanmanager.BeanManagerAfterDeploymentValidation$DeferredCall.markPersistenceUnitAvailable(BeanManagerAfterDeploymentValidation.java:83)
at org.jboss.as.jpa.beanmanager.BeanManagerAfterDeploymentValidation.markPersistenceUnitAvailable(BeanManagerAfterDeploymentValidation.java:68)
at org.jboss.as.jpa.beanmanager.BeanManagerAfterDeploymentValidation.afterDeploymentValidation(BeanManagerAfterDeploymentValidation.java:51)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at org.jboss.weld.injection.StaticMethodInjectionPoint.invoke(StaticMethodInjectionPoint.java:95)
… 25 more
12:48:11,654 ERROR [org.jboss.as.controller.management-operation] (management-handler-thread - 1) WFLYCTL0013: Operation (“deploy”) failed - address: ([(“deployment” => “-1.142”)]) - failure description: {“WFLYCTL0080: Failed services” => {“jboss.deployment.unit.”-1.142.war".WeldStartService" => “Failed to start service
Caused by: org.jboss.weld.exceptions.DeploymentException
Caused by: javax.enterprise.event.ObserverException
Caused by: java.lang.LinkageError: loader constraint violation: when resolving interface method “org.hibernate.boot.spi.MetadataBuildingOptions.getReflectionManager()Lorg/hibernate/annotations/common/reflection/ReflectionManager;” the class loader (instance of org/jboss/modules/ModuleClassLoader) of the current class, org/hibernate/search/mapper/orm/model/impl/HibernateOrmBootstrapIntrospector, and the class loader (instance of org/jboss/modules/ModuleClassLoader) for the method’s defining class, org/hibernate/boot/spi/MetadataBuildingOptions, have different Class objects for the type org/hibernate/annotations/common/reflection/ReflectionManager used in the signature”}}
12:48:11,656 ERROR [org.jboss.as.server] (management-handler-thread - 1) WFLYSRV0021: Deploy of deployment “1.142.war” was rolled back with the following failure message:
{“WFLYCTL0080: Failed services” => {“jboss.deployment.unit.“1.142.war”.WeldStartService” => “Failed to start service
Caused by: org.jboss.weld.exceptions.DeploymentException
Caused by: javax.enterprise.event.ObserverException
Caused by: java.lang.LinkageError: loader constraint violation: when resolving interface method “org.hibernate.boot.spi.MetadataBuildingOptions.getReflectionManager()Lorg/hibernate/annotations/common/reflection/ReflectionManager;” the class loader (instance of org/jboss/modules/ModuleClassLoader) of the current class, org/hibernate/search/mapper/orm/model/impl/HibernateOrmBootstrapIntrospector, and the class loader (instance of org/jboss/modules/ModuleClassLoader) for the method’s defining class, org/hibernate/boot/spi/MetadataBuildingOptions, have different Class objects for the type org/hibernate/annotations/common/reflection/ReflectionManager used in the signature”}}