java.lang.NoClassDefFoundError: com/ibm/ejs/container/EJSWrapper
        at java.lang.ClassLoader.defineClass1(Native Method)[:1.6.0_29]
        at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631)[:1.6.0_29]
        at java.lang.ClassLoader.defineClass(ClassLoader.java:615)[:1.6.0_29]
        at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)[:1.6.0_29]
        at org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:2818)[catalina.jar:6.0.33]
        at org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:1159)[catalina.jar:6.0.33]
        at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1647)[catalina.jar:6.0.33]
        at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1526)[catalina.jar:6.0.33]
        at org.apache.log4j.EnhancedThrowableRenderer.findClass(EnhancedThrowableRenderer.java:158)[log4j-1.2.17.jar:]
        at org.apache.log4j.EnhancedThrowableRenderer.formatElement(EnhancedThrowableRenderer.java:95)[log4j-1.2.17.jar:]
        at org.apache.log4j.EnhancedThrowableRenderer.doRender(EnhancedThrowableRenderer.java:71)[log4j-1.2.17.jar:]
        at org.apache.log4j.spi.ThrowableInformation.getThrowableStrRep(ThrowableInformation.java:89)[log4j-1.2.17.jar:]
        at org.apache.log4j.spi.LoggingEvent.getThrowableStrRep(LoggingEvent.java:413)[log4j-1.2.17.jar:]
        at org.apache.log4j.WriterAppender.subAppend(WriterAppender.java:313)[log4j-1.2.17.jar:]
        at org.apache.log4j.DailyRollingFileAppender.subAppend(DailyRollingFileAppender.java:369)[log4j-1.2.17.jar:]
        at org.apache.log4j.WriterAppender.append(WriterAppender.java:162)[log4j-1.2.17.jar:]
        at org.apache.log4j.AppenderSkeleton.doAppend(AppenderSkeleton.java:251)[log4j-1.2.17.jar:]
        at org.apache.log4j.helpers.AppenderAttachableImpl.appendLoopOnAppenders(AppenderAttachableImpl.java:66)[log4j-1.2.17.jar:]
        at org.apache.log4j.Category.callAppenders(Category.java:206)[log4j-1.2.17.jar:]
        at org.apache.log4j.Category.forcedLog(Category.java:391)[log4j-1.2.17.jar:]
        at org.apache.log4j.Category.error(Category.java:322)[log4j-1.2.17.jar:]