java.lang.NoClassDefFoundError: org/apache/log4j/Level

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Root Cause Analysis

  1. java.lang.NoClassDefFoundError

    org/apache/log4j/Level

    at org.slf4j.LoggerFactory.bind()
  2. SLF4J API Module
    LoggerFactory.getLogger
    1. org.slf4j.LoggerFactory.bind(LoggerFactory.java:129)
    2. org.slf4j.LoggerFactory.performInitialization(LoggerFactory.java:108)
    3. org.slf4j.LoggerFactory.getILoggerFactory(LoggerFactory.java:302)
    4. org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:276)
    5. org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:288)
    5 frames