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

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    org.apache.commons.logging.LogConfigurationException: org.apache.commons.logging.LogConfigurationException: java.lang.NullPointerException (Caused by java.lang.NullPointerException) (Caused by org.apache.commons.logging.LogConfigurationException: java.lang.NullPointerException (Caused by java.lang.NullPointerException))

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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:804)
      2. org.apache.commons.logging.impl.LogFactoryImpl.newInstance(LogFactoryImpl.java:541)
      3. org.apache.commons.logging.impl.LogFactoryImpl.getInstance(LogFactoryImpl.java:292)
      4. org.apache.commons.logging.impl.LogFactoryImpl.getInstance(LogFactoryImpl.java:269)
      5. org.apache.commons.logging.LogFactory.getLog(LogFactory.java:657)
      5 frames
    3. Spring WS Core
      WebServiceGatewaySupport.<init>
      1. org.springframework.ws.client.core.support.WebServiceGatewaySupport.<init>(WebServiceGatewaySupport.java:56)
      1 frame
    4. com.aquent.ws
      JobPostingServiceClient.<init>
      1. com.aquent.ws.JobPostingServiceClient.<init>(JobPostingServiceClient.java:8)
      1 frame
    5. com.aquent.osgi
      AquentActivator.start
      1. com.aquent.osgi.AquentActivator.start(AquentActivator.java:92)
      1 frame
    6. com.dotcms.repackage
      FrameworkStartLevelImpl.run
      1. com.dotcms.repackage.org.apache.felix.framework.util.SecureAction.startActivator(SecureAction.java:645)
      2. com.dotcms.repackage.org.apache.felix.framework.Felix.activateBundle(Felix.java:2146)
      3. com.dotcms.repackage.org.apache.felix.framework.Felix.startBundle(Felix.java:2064)
      4. com.dotcms.repackage.org.apache.felix.framework.Felix.setBundleStartLevel(Felix.java:1483)
      5. com.dotcms.repackage.org.apache.felix.framework.FrameworkStartLevelImpl.run(FrameworkStartLevelImpl.java:334)
      5 frames
    7. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:745)
      1 frame