Description of problem:
When I start the brms 6.1.3 on EAP 6.4.2. I found this error.
This error seems connected to connection to github after communicated with dev team. When I disconnect the internet of my laptop, this issue can be reproduced everytime.

15:16:27,406 INFO [org.uberfire.ext.metadata.io.BatchIndex] (EJB default - 1) Starting indexing of default://master@repository1/ ...
15:16:27,406 INFO [org.uberfire.ext.metadata.io.BatchIndex] (EJB default - 2) Starting indexing of default://master@repository1/ ...
15:16:27,404 ERROR [org.jboss.as.ejb3.invocation] (Thread-93) JBAS014134: 对组件 IOWatchServiceExecutorImpl 的方法 public abstract void org.uberfire.backend.server.io.watch.IOWatchServiceExecutor.execute(org.uberfire.java.nio.file.WatchKey,org.uberfire.backend.server.util.Filter) 的 EJB 调用失败: javax.ejb.EJBException: java.lang.NullPointerException
at org.jboss.as.ejb3.tx.CMTTxInterceptor.handleExceptionInNoTx(CMTTxInterceptor.java:217) [jboss-as-ejb3-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.as.ejb3.tx.CMTTxInterceptor.invokeInNoTx(CMTTxInterceptor.java:269) [jboss-as-ejb3-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.as.ejb3.tx.CMTTxInterceptor.notSupported(CMTTxInterceptor.java:331) [jboss-as-ejb3-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.as.ejb3.tx.CMTTxInterceptor.processInvocation(CMTTxInterceptor.java:241) [jboss-as-ejb3-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) [jboss-as-ejb3-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.as.ejb3.component.invocationmetrics.WaitTimeInterceptor.processInvocation(WaitTimeInterceptor.java:43) [jboss-as-ejb3-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) [jboss-as-ejb3-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.as.ejb3.component.interceptors.LoggingInterceptor.processInvocation(LoggingInterceptor.java:59) [jboss-as-ejb3-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) [jboss-as-ee-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:55) [jboss-as-ejb3-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.as.ee.component.TCCLInterceptor.processInvocation(TCCLInterceptor.java:45) [jboss-as-ee-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.as.ee.component.ViewService$View.invoke(ViewService.java:185) [jboss-as-ee-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.as.ee.component.ViewDescription$1.processInvocation(ViewDescription.java:185) [jboss-as-ee-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.as.ee.component.ProxyInvocationHandler.invoke(ProxyInvocationHandler.java:73) [jboss-as-ee-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.uberfire.backend.server.io.watch.IOWatchServiceExecutor$$$view4.execute(Unknown Source) [uberfire-backend-server-0.5.7.Final-redhat-1.jar:0.5.7.Final-redhat-1]
at org.uberfire.backend.server.io.watch.AbstractIOWatchService$2.execute(AbstractIOWatchService.java:145) [uberfire-backend-server-0.5.7.Final-redhat-1.jar:0.5.7.Final-redhat-1]
at org.uberfire.backend.server.io.watch.AbstractIOWatchService$1.run(AbstractIOWatchService.java:86) [uberfire-backend-server-0.5.7.Final-redhat-1.jar:0.5.7.Final-redhat-1]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) [rt.jar:1.7.0_17]
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334) [rt.jar:1.7.0_17]
at java.util.concurrent.FutureTask.run(FutureTask.java:166) [rt.jar:1.7.0_17]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [rt.jar:1.7.0_17]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [rt.jar:1.7.0_17]
at java.lang.Thread.run(Thread.java:722) [rt.jar:1.7.0_17]
Caused by: java.lang.NullPointerException
at org.guvnor.structure.backend.repositories.RepositoryServiceImpl.getRepositoryHistory(RepositoryServiceImpl.java:378) [guvnor-structure-backend-6.2.0.Final-redhat-10.jar:6.2.0.Final-redhat-10]
at org.guvnor.structure.backend.repositories.RepositoryServiceImpl.getRepositoryHistoryAll(RepositoryServiceImpl.java:370) [guvnor-structure-backend-6.2.0.Final-redhat-10.jar:6.2.0.Final-redhat-10]
at org.guvnor.structure.backend.repositories.RepositoryServiceImpl$Proxy$$$_WeldClientProxy.getRepositoryHistoryAll(RepositoryServiceImpl$Proxy$$$_WeldClientProxy.java) [guvnor-structure-backend-6.2.0.Final-redhat-10.jar:6.2.0.Final-redhat-10]
at org.kie.workbench.common.screens.contributors.backend.dataset.ContributorsManager.initDataSets(ContributorsManager.java:115) [kie-wb-common-contributors-backend-6.2.0.Final-redhat-10.jar:6.2.0.Final-redhat-10]
at org.kie.workbench.common.screens.contributors.backend.dataset.ContributorsManager.processBatchChanges(ContributorsManager.java:187) [kie-wb-common-contributors-backend-6.2.0.Final-redhat-10.jar:6.2.0.Final-redhat-10]
at org.kie.workbench.common.screens.contributors.backend.dataset.ContributorsManager$Proxy$$$_WeldClientProxy.processBatchChanges(ContributorsManager$Proxy$$$_WeldClientProxy.java) [kie-wb-common-contributors-backend-6.2.0.Final-redhat-10.jar:6.2.0.Final-redhat-10]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [rt.jar:1.7.0_17]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) [rt.jar:1.7.0_17]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.7.0_17]
at java.lang.reflect.Method.invoke(Method.java:601) [rt.jar:1.7.0_17]
at org.jboss.weld.util.reflection.SecureReflections$13.work(SecureReflections.java:267) [weld-core-1.1.28.Final-redhat-1.jar:1.1.28.Final-redhat-1]
at org.jboss.weld.util.reflection.SecureReflectionAccess.run(SecureReflectionAccess.java:52) [weld-core-1.1.28.Final-redhat-1.jar:1.1.28.Final-redhat-1]
at org.jboss.weld.util.reflection.SecureReflectionAccess.runAsInvocation(SecureReflectionAccess.java:137) [weld-core-1.1.28.Final-redhat-1.jar:1.1.28.Final-redhat-1]
at org.jboss.weld.util.reflection.SecureReflections.invoke(SecureReflections.java:263) [weld-core-1.1.28.Final-redhat-1.jar:1.1.28.Final-redhat-1]
at org.jboss.weld.introspector.jlr.WeldMethodImpl.invokeOnInstance(WeldMethodImpl.java:164) [weld-core-1.1.28.Final-redhat-1.jar:1.1.28.Final-redhat-1]
at org.jboss.weld.introspector.ForwardingWeldMethod.invokeOnInstance(ForwardingWeldMethod.java:51) [weld-core-1.1.28.Final-redhat-1.jar:1.1.28.Final-redhat-1]
at org.jboss.weld.injection.MethodInjectionPoint.invokeOnInstanceWithSpecialValue(MethodInjectionPoint.java:154) [weld-core-1.1.28.Final-redhat-1.jar:1.1.28.Final-redhat-1]
at org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:245) [weld-core-1.1.28.Final-redhat-1.jar:1.1.28.Final-redhat-1]
at org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:233) [weld-core-1.1.28.Final-redhat-1.jar:1.1.28.Final-redhat-1]
at org.jboss.weld.event.ObserverMethodImpl.notify(ObserverMethodImpl.java:213) [weld-core-1.1.28.Final-redhat-1.jar:1.1.28.Final-redhat-1]
at org.jboss.weld.event.ObserverNotifier.notifyObserver(ObserverNotifier.java:117) [weld-core-1.1.28.Final-redhat-1.jar:1.1.28.Final-redhat-1]
at org.jboss.weld.event.TransactionalObserverNotifier.notifyObserver(TransactionalObserverNotifier.java:44) [weld-core-1.1.28.Final-redhat-1.jar:1.1.28.Final-redhat-1]
at org.jboss.weld.event.ObserverNotifier.notifyObservers(ObserverNotifier.java:85) [weld-core-1.1.28.Final-redhat-1.jar:1.1.28.Final-redhat-1]
at org.jboss.weld.event.ObserverNotifier.fireEvent(ObserverNotifier.java:80) [weld-core-1.1.28.Final-redhat-1.jar:1.1.28.Final-redhat-1]
at org.jboss.weld.event.EventImpl.fire(EventImpl.java:69) [weld-core-1.1.28.Final-redhat-1.jar:1.1.28.Final-redhat-1]
at org.uberfire.backend.server.io.watch.IOWatchServiceExecutorImpl.execute(IOWatchServiceExecutorImpl.java:110) [uberfire-backend-server-0.5.7.Final-redhat-1.jar:0.5.7.Final-redhat-1]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [rt.jar:1.7.0_17]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) [rt.jar:1.7.0_17]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.7.0_17]
at java.lang.reflect.Method.invoke(Method.java:601) [rt.jar:1.7.0_17]
at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) [jboss-as-ee-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:53) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:63) [jboss-as-ee-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:374) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:86) [jboss-as-weld-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:97) [jboss-as-weld-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:63) [jboss-as-ee-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:53) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:63) [jboss-as-ee-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) [jboss-as-ejb3-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:374) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:104) [jboss-as-ejb3-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:93) [jboss-as-weld-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:53) [jboss-as-ee-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:52) [jboss-as-ejb3-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.2.Final-redhat-1.jar:1.1.2.Final-redhat-1]
at org.jboss.as.ejb3.tx.CMTTxInterceptor.invokeInNoTx(CMTTxInterceptor.java:267) [jboss-as-ejb3-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
... 32 more

Version-Release number of selected component (if applicable):

How reproducible:

Steps to Reproduce:
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Actual results:

Expected results:

Additional info: