java.lang.NoClassDefFoundError: org/apache/log4j/Category)

Oracle Community | Hashem Emami | 10 years ago
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Root Cause Analysis

  1. java.lang.NoClassDefFoundError

    org/apache/log4j/Category

    at java.lang.Class.getDeclaredConstructors0()
  2. Java RT
    Class.getConstructor
    1. java.lang.Class.getDeclaredConstructors0(Native Method)
    2. java.lang.Class.privateGetDeclaredConstructors(Class.java:2328)
    3. java.lang.Class.getConstructor0(Class.java:2640)
    4. java.lang.Class.getConstructor(Class.java:1629)
    4 frames
  3. Apache Commons Logging
    LogFactoryImpl.newInstance
    1. org.apache.commons.logging.impl.LogFactoryImpl.getLogConstructor(LogFactoryImpl.java:410)
    2. org.apache.commons.logging.impl.LogFactoryImpl.getLogConstructor(LogFactoryImpl.java:413)
    3. org.apache.commons.logging.impl.LogFactoryImpl.newInstance(LogFactoryImpl.java:529)
    3 frames