Hi all
I’m new to kylin. I’ve download and install kylin4, and I’v also install 
hadoop3, spark3, hive3.
So far the hadoop, hive and spark  is in good running.
Now I start kylin, but can’t access web ui. I check the log file, it seem 
something wrong:

2022-03-26 09:09:29,173 ERROR [localhost-startStop-1] context.ContextLoader:350 
: Context initialization failed
org.springframework.beans.factory.BeanCreationException: Error creating bean 
with name 
'org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping':
 Invocation of init method failed; nested exception is 
java.lang.NoClassDefFoundError: 
org/apache/commons/configuration/ConfigurationException
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1619)
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:553)
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:481)
        at 
org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:312)
        at 
org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230)
        at 
org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:308)
        at 
org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197)
        at 
org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:757)
        at 
org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:867)
        at 
org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:542)
        at 
org.springframework.web.context.ContextLoader.configureAndRefreshWebApplicationContext(ContextLoader.java:443)
        at 
org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:325)
        at 
org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:107)
        at 
org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:5197)
        at 
org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5720)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
        at 
org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:1016)
        at 
org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:992)
        at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:639)
        at 
org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:1127)
        at 
org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:2020)
        at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:750)
Caused by: java.lang.NoClassDefFoundError: 
org/apache/commons/configuration/ConfigurationException
        at java.lang.Class.getDeclaredMethods0(Native Method)
        at java.lang.Class.privateGetDeclaredMethods(Class.java:2701)
        at java.lang.Class.getDeclaredMethods(Class.java:1975)
        at 
org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:612)
        at 
org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:523)
        at 
org.springframework.core.MethodIntrospector.selectMethods(MethodIntrospector.java:68)
        at 
org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.detectHandlerMethods(AbstractHandlerMethodMapping.java:230)
        at 
org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.initHandlerMethods(AbstractHandlerMethodMapping.java:214)
        at 
org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.afterPropertiesSet(AbstractHandlerMethodMapping.java:184)
        at 
org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping.afterPropertiesSet(RequestMappingHandlerMapping.java:134)
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1677)
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1615)
        ... 25 more
Caused by: java.lang.ClassNotFoundException: 
org.apache.commons.configuration.ConfigurationException
        at 
org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1951)
        at 
org.apache.kylin.spark.classloader.TomcatClassLoader.loadClass(TomcatClassLoader.java:108)
        at 
org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1794)


How can I fix this problem?
Thanks!




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