org.apache.commons.logging.LogConfigurationException: User-specified log class 'org.apache.commons.logging.impl.Log4JLogger' cannot be found or is not useable.

nutch-dev | Jesiel Trevisan | 9 years ago
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    org.apache.commons.logging.LogConfigurationException: org.apache.commons.logging.LogConfigurationException: org.apache.commons.logging.LogConfigurationException: Invalid class loader hierarchy. You have more than one version of 'org.apache.commons.logging.Log' visible, which is not allowed. (Caused by org.apache.commons.logging.LogConfigurationException: Invalid class loader hierarchy. You have more than one version of 'org.apache.commons.logging.Log' visible, which is not allowed.) (Caused by org.apache.commons.logging.LogConfigurationException: org.apache.commons.logging.LogConfigurationException: Invalid class loader hierarchy. You have more than one version of 'org.apache.commons.logging.Log' visible, which is not allowed. (Caused by org.apache.commons.logging.LogConfigurationException: Invalid class loader hierarchy. You have more than one version of 'org.apache.commons.logging.Log' visible, which is not allowed.))

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    Root Cause Analysis

    1. org.apache.commons.logging.LogConfigurationException

      User-specified log class 'org.apache.commons.logging.impl.Log4JLogger' cannot be found or is not useable.

      at org.apache.commons.logging.impl.LogFactoryImpl.discoverLogImplementation()
    2. Apache Commons Logging
      LogFactory.getLog
      1. org.apache.commons.logging.impl.LogFactoryImpl.discoverLogImplementation(LogFactoryImpl.java:798)
      2. org.apache.commons.logging.impl.LogFactoryImpl.newInstance(LogFactoryImpl.java:601)
      3. org.apache.commons.logging.impl.LogFactoryImpl.getInstance(LogFactoryImpl.java:333)
      4. org.apache.commons.logging.impl.LogFactoryImpl.getInstance(LogFactoryImpl.java:307)
      5. org.apache.commons.logging.LogFactory.getLog(LogFactory.java:645)
      5 frames
    3. Apache Commons BeanUtils
      ConvertUtils.convert
      1. org.apache.commons.beanutils.ConvertUtilsBean.<init>(ConvertUtilsBean.java:130)
      2. org.apache.commons.beanutils.BeanUtilsBean.<init>(BeanUtilsBean.java:110)
      3. org.apache.commons.beanutils.BeanUtilsBean$1.initialValue(BeanUtilsBean.java:68)
      4. org.apache.commons.beanutils.ContextClassLoaderLocal.get(ContextClassLoaderLocal.java:80)
      5. org.apache.commons.beanutils.BeanUtilsBean.getInstance(BeanUtilsBean.java:78)
      6. org.apache.commons.beanutils.ConvertUtilsBean.getInstance(ConvertUtilsBean.java:115)
      7. org.apache.commons.beanutils.ConvertUtils.convert(ConvertUtils.java:217)
      7 frames
    4. Commons Digester
      Digester.endElement
      1. org.apache.commons.digester.CallMethodRule.end(CallMethodRule.java:561)
      2. org.apache.commons.digester.Rule.end(Rule.java:253)
      3. org.apache.commons.digester.Digester.endElement(Digester.java:1222)
      3 frames
    5. Xerces2-j
      SAXParserImpl$JAXPSAXParser.parse
      1. org.apache.xerces.parsers.AbstractSAXParser.endElement(UnknownSource)
      2. org.apache.xerces.impl.dtd.XMLDTDValidator.endNamespaceScope(UnknownSource)
      3. org.apache.xerces.impl.dtd.XMLDTDValidator.handleEndElement(UnknownSource)
      4. org.apache.xerces.impl.dtd.XMLDTDValidator.endElement(Unknown Source)
      5. org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanEndElement(UnknownSource)
      6. org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(UnknownSource)
      7. org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(UnknownSource)
      8. org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
      9. org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
      10. org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
      11. org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
      12. org.apache.xerces.jaxp.SAXParserImpl$JAXPSAXParser.parse(UnknownSource)
      12 frames
    6. Commons Digester
      Digester.parse
      1. org.apache.commons.digester.Digester.parse(Digester.java:1745)
      1 frame
    7. Glassfish Core
      Catalina.process
      1. org.apache.catalina.startup.ContextConfig.defaultConfig(ContextConfig.java:488)
      2. org.apache.catalina.startup.ContextConfig.start(ContextConfig.java:579)
      3. org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:182)
      4. org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:120)
      5. org.apache.catalina.core.StandardContext.start(StandardContext.java:3644)
      6. org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1148)
      7. org.apache.catalina.core.StandardHost.start(StandardHost.java:697)
      8. org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1148)
      9. org.apache.catalina.core.StandardEngine.start(StandardEngine.java:311)
      10. org.apache.catalina.core.StandardService.start(StandardService.java:450)
      11. org.apache.catalina.core.StandardServer.start(StandardServer.java:2213)
      12. org.apache.catalina.startup.Catalina.start(Catalina.java:459)
      13. org.apache.catalina.startup.Catalina.execute(Catalina.java:346)
      14. org.apache.catalina.startup.Catalina.process(Catalina.java:130)
      14 frames
    8. Java RT
      Method.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      4. java.lang.reflect.Method.invoke(Method.java:324)
      4 frames