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  1. ,

    I downgraded to spark-notebook scala 2.10 with hadoop 2.6.0 then it worked. Finally switched to Apache Drill, works like a charm for diverse datasets.

  2. ,

    Thrown when a particular method cannot be found. You are probably using a newer version of Hibernate in your application while pre-packaged hibernate jars that come with JBoss are older.

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java.lang.NoSuchMethodException: net.sf.ehcache.store.DefaultElementValueComparator.<init>(net.sf.ehcache.config.CacheConfiguration)	at java.lang.Class.getConstructor0(Class.java:2800)	at java.lang.Class.getConstructor(Class.java:1708)	at net.sf.ehcache.util.ClassLoaderUtil.createNewInstance(ClassLoaderUtil.java:91)	at net.sf.ehcache.config.ElementValueComparatorConfiguration.createElementComparatorInstance(ElementValueComparatorConfiguration.java:57)	at net.sf.ehcache.Cache.(Cache.java:791)	at net.sf.ehcache.Cache.clone(Cache.java:2761)	at net.sf.ehcache.Cache.clone(Cache.java:163)	at net.sf.ehcache.CacheManager.cloneDefaultCache(CacheManager.java:1945)	at net.sf.ehcache.CacheManager.addCache(CacheManager.java:1218)	at com.liferay.portal.cache.ehcache.EhcachePortalCacheManager.addCache(EhcachePortalCacheManager.java:233)	at com.liferay.portal.cache.ehcache.EhcachePortalCacheManager.getCache(EhcachePortalCacheManager.java:133)	at com.liferay.portal.cache.MultiVMPoolImpl.getCache(MultiVMPoolImpl.java:47)	at sun.reflect.GeneratedMethodAccessor136.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:606)	at com.liferay.portal.security.lang.DoPrivilegedHandler.doInvoke(DoPrivilegedHandler.java:88)	at com.liferay.portal.security.lang.DoPrivilegedHandler.invoke(DoPrivilegedHandler.java:56)	at com.sun.proxy.$Proxy24.getCache(Unknown Source)	at com.liferay.portal.dao.orm.common.FinderCacheImpl._getPortalCache(FinderCacheImpl.java:231)	at com.liferay.portal.dao.orm.common.FinderCacheImpl.getResult(FinderCacheImpl.java:120)	at sun.reflect.GeneratedMethodAccessor82.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:606)	at com.liferay.portal.security.lang.DoPrivilegedHandler.doInvoke(DoPrivilegedHandler.java:88)	at com.liferay.portal.security.lang.DoPrivilegedHandler.invoke(DoPrivilegedHandler.java:56)	at com.sun.proxy.$Proxy31.getResult(Unknown Source)	at com.liferay.portal.kernel.dao.orm.FinderCacheUtil.getResult(FinderCacheUtil.java:47)	at com.liferay.portal.service.persistence.ServiceComponentPersistenceImpl.findByBuildNamespace(ServiceComponentPersistenceImpl.java:181)	at com.liferay.portal.service.persistence.ServiceComponentPersistenceImpl.findByBuildNamespace(ServiceComponentPersistenceImpl.java:141)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:606)	at com.liferay.portal.security.lang.DoPrivilegedHandler.doInvoke(DoPrivilegedHandler.java:88)	at com.liferay.portal.security.lang.DoPrivilegedHandler.invoke(DoPrivilegedHandler.java:56)	at com.sun.proxy.$Proxy234.findByBuildNamespace(Unknown Source)	at com.liferay.portal.service.impl.ServiceComponentLocalServiceImpl.initServiceComponent(ServiceComponentLocalServiceImpl.java:104)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:606)	at com.liferay.portal.spring.aop.ServiceBeanMethodInvocation.proceed(ServiceBeanMethodInvocation.java:117)	at com.liferay.portal.spring.transaction.DefaultTransactionExecutor.execute(DefaultTransactionExecutor.java:62)	at com.liferay.portal.spring.transaction.TransactionInterceptor.invoke(TransactionInterceptor.java:52)	at com.liferay.portal.spring.aop.ServiceBeanMethodInvocation.proceed(ServiceBeanMethodInvocation.java:113)	at com.liferay.portal.spring.aop.ChainableMethodAdvice.invoke(ChainableMethodAdvice.java:56)	at com.liferay.portal.spring.aop.ServiceBeanMethodInvocation.proceed(ServiceBeanMethodInvocation.java:113)	at com.liferay.portal.spring.aop.ChainableMethodAdvice.invoke(ChainableMethodAdvice.java:56)	at com.liferay.portal.spring.aop.ServiceBeanMethodInvocation.proceed(ServiceBeanMethodInvocation.java:113)	at com.liferay.portal.spring.aop.ChainableMethodAdvice.invoke(ChainableMethodAdvice.java:56)	at com.liferay.portal.spring.aop.ServiceBeanMethodInvocation.proceed(ServiceBeanMethodInvocation.java:113)	at com.liferay.portal.spring.aop.ChainableMethodAdvice.invoke(ChainableMethodAdvice.java:56)	at com.liferay.portal.spring.aop.ServiceBeanMethodInvocation.proceed(ServiceBeanMethodInvocation.java:113)	at com.liferay.portal.spring.aop.ChainableMethodAdvice.invoke(ChainableMethodAdvice.java:56)	at com.liferay.portal.spring.aop.ServiceBeanMethodInvocation.proceed(ServiceBeanMethodInvocation.java:113)	at com.liferay.portal.spring.aop.ChainableMethodAdvice.invoke(ChainableMethodAdvice.java:56)	at com.liferay.portal.spring.aop.ServiceBeanMethodInvocation.proceed(ServiceBeanMethodInvocation.java:113)	at com.liferay.portal.spring.aop.ChainableMethodAdvice.invoke(ChainableMethodAdvice.java:56)	at com.liferay.portal.spring.aop.ServiceBeanMethodInvocation.proceed(ServiceBeanMethodInvocation.java:113)	at com.liferay.portal.spring.aop.ChainableMethodAdvice.invoke(ChainableMethodAdvice.java:56)	at com.liferay.portal.spring.aop.ServiceBeanMethodInvocation.proceed(ServiceBeanMethodInvocation.java:113)	at com.liferay.portal.spring.aop.ServiceBeanAopProxy.invoke(ServiceBeanAopProxy.java:186)	at com.liferay.portal.security.pacl.PACLInvocationHandler.doInvoke(PACLInvocationHandler.java:62)	at com.liferay.portal.security.pacl.PACLInvocationHandler.invoke(PACLInvocationHandler.java:51)	at com.sun.proxy.$Proxy233.initServiceComponent(Unknown Source)	at com.liferay.portal.service.ServiceComponentLocalServiceUtil.initServiceComponent(ServiceComponentLocalServiceUtil.java:285)	at com.liferay.portal.deploy.hot.PluginPackageHotDeployListener.initServiceComponent(PluginPackageHotDeployListener.java:241)	at com.liferay.portal.deploy.hot.PluginPackageHotDeployListener.doInvokeDeploy(PluginPackageHotDeployListener.java:126)	at com.liferay.portal.deploy.hot.PluginPackageHotDeployListener.invokeDeploy(PluginPackageHotDeployListener.java:61)	at com.liferay.portal.deploy.hot.HotDeployImpl.doFireDeployEvent(HotDeployImpl.java:203)	at com.liferay.portal.deploy.hot.HotDeployImpl.fireDeployEvent(HotDeployImpl.java:96)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:606)	at com.liferay.portal.security.lang.DoPrivilegedHandler.doInvoke(DoPrivilegedHandler.java:88)	at com.liferay.portal.security.lang.DoPrivilegedHandler.invoke(DoPrivilegedHandler.java:56)	at com.sun.proxy.$Proxy34.fireDeployEvent(Unknown Source)	at com.liferay.portal.kernel.deploy.hot.HotDeployUtil.fireDeployEvent(HotDeployUtil.java:27)	at com.liferay.portal.kernel.servlet.PluginContextListener.fireDeployEvent(PluginContextListener.java:164)	at com.liferay.portal.kernel.servlet.PluginContextListener.doPortalInit(PluginContextListener.java:154)	at com.liferay.portal.kernel.util.BasePortalLifecycle.portalInit(BasePortalLifecycle.java:44)	at com.liferay.portal.kernel.util.PortalLifecycleUtil.register(PortalLifecycleUtil.java:64)	at com.liferay.portal.kernel.util.PortalLifecycleUtil.register(PortalLifecycleUtil.java:56)	at com.liferay.portal.kernel.util.BasePortalLifecycle.registerPortalLifecycle(BasePortalLifecycle.java:54)	at com.liferay.portal.kernel.servlet.PluginContextListener.contextInitialized(PluginContextListener.java:116)	at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4887)	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5381)	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)	at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)	at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)	at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:633)	at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1114)	at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1672)	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)	at java.util.concurrent.FutureTask.run(FutureTask.java:166)	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)	at java.lang.Thread.run(Thread.java:724)