java.lang.ClassNotFoundException: org.apache.flume.clients.log4jappender.Log4jAppender

flume-user | Chhaya Vishwakarma | 4 years ago
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  1. 0

    RE: Could not instantiate class org.apache.flume.clients.log4jappender

    flume-user | 4 years ago | Chhaya Vishwakarma
    java.lang.ClassNotFoundException: org.apache.flume.clients.log4jappender.Log4jAppender
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    GitHub | 6 years ago | luddic
    java.lang.ClassNotFoundException: org.apache.log4j.SyslogAppender
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    Openbravo compilation failed

    Stack Overflow | 3 years ago
    java.lang.ClassNotFoundException: org.openbravo.utils.OBLogAppender
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    log4j StringToMatch in property file

    Stack Overflow | 7 years ago | user171523
    java.lang.ClassNotFoundException: true
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    GitHub comment 85#86449896

    GitHub | 2 years ago | mstankovic86
    java.lang.ClassNotFoundException: org.apache.log4j.rolling.RollingFileAppender

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Root Cause Analysis

  1. java.lang.ClassNotFoundException

    org.apache.flume.clients.log4jappender.Log4jAppender

    at java.net.URLClassLoader$1.run()
  2. Java RT
    Class.forName
    1. java.net.URLClassLoader$1.run(URLClassLoader.java:202)
    2. java.security.AccessController.doPrivileged(Native Method)
    3. java.net.URLClassLoader.findClass(URLClassLoader.java:190)
    4. java.lang.ClassLoader.loadClass(ClassLoader.java:306)
    5. sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
    6. java.lang.ClassLoader.loadClass(ClassLoader.java:247)
    7. java.lang.Class.forName0(Native Method)
    8. java.lang.Class.forName(Class.java:169)
    8 frames
  3. Apache Log4j
    PropertyConfigurator.configure
    1. org.apache.log4j.helpers.Loader.loadClass(Loader.java:179)
    2. org.apache.log4j.helpers.OptionConverter.instantiateByClassName(OptionConverter.java:320)
    3. org.apache.log4j.helpers.OptionConverter.instantiateByKey(OptionConverter.java:121)
    4. org.apache.log4j.PropertyConfigurator.parseAppender(PropertyConfigurator.java:664)
    5. org.apache.log4j.PropertyConfigurator.parseCategory(PropertyConfigurator.java:647)
    6. org.apache.log4j.PropertyConfigurator.parseCatsAndRenderers(PropertyConfigurator.java:568)
    7. org.apache.log4j.PropertyConfigurator.doConfigure(PropertyConfigurator.java:442)
    8. org.apache.log4j.PropertyConfigurator.configure(PropertyConfigurator.java:367)
    8 frames
  4. org.apache.pig
    Main.main
    1. org.apache.pig.Main.configureLog4J(Main.java:678)
    2. org.apache.pig.Main.run(Main.java:337)
    3. org.apache.pig.Main.main(Main.java:111)
    3 frames
  5. 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:597)
    4 frames
  6. Hadoop
    RunJar.main
    1. org.apache.hadoop.util.RunJar.main(RunJar.java:156)
    1 frame