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java.lang.ClassCastException: org.apache.log4j.ConsoleAppender cannot be cast to org.apache.log4j.Appender	at org.apache.log4j.xml.DOMConfigurator.parseAppender(DOMConfigurator.java:248)	at org.apache.log4j.xml.DOMConfigurator.findAppenderByName(DOMConfigurator.java:176)	at org.apache.log4j.xml.DOMConfigurator.findAppenderByReference(DOMConfigurator.java:191)	at org.apache.log4j.xml.DOMConfigurator.parseChildrenOfLoggerElement(DOMConfigurator.java:523)	at org.apache.log4j.xml.DOMConfigurator.parseCategory(DOMConfigurator.java:436)	at org.apache.log4j.xml.DOMConfigurator.parse(DOMConfigurator.java:1004)	at org.apache.log4j.xml.DOMConfigurator.doConfigure(DOMConfigurator.java:872)	at org.apache.log4j.xml.DOMConfigurator.doConfigure(DOMConfigurator.java:755)	at org.apache.log4j.xml.DOMConfigurator.configure(DOMConfigurator.java:896)	at org.pentaho.di.core.logging.log4j.Log4jLogging.applyLog4jConfiguration(Log4jLogging.java:85)	at org.pentaho.di.core.logging.log4j.Log4jLogging.init(Log4jLogging.java:71)	at org.pentaho.di.core.KettleClientEnvironment.initLogginPlugins(KettleClientEnvironment.java:141)	at org.pentaho.di.core.KettleClientEnvironment.init(KettleClientEnvironment.java:104)	at org.pentaho.di.kitchen.Kitchen$1.call(Kitchen.java:89)	at org.pentaho.di.kitchen.Kitchen$1.call(Kitchen.java:83)	at java.util.concurrent.FutureTask.run(FutureTask.java:262)	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)	at java.lang.Thread.run(Thread.java:745)