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java - Getting this error: "Could not initialize class org.apache.logging. log4j.LogManager" - Stack Overflow
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api - java.lang.ClassCastException: org.apache.logging.slf4j.SLF4JLoggerContext cannot be cast to org.apache.logging.log4j.core.LoggerContext - Stack Overflow
java.lang.NoSuchMethodError: org.apache.log4j.Logger.isTraceEnabled()Z when logger dependency is missing · Issue #2085 · jOOQ/jOOQ · GitHub
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Logging with log4j with Spark recap - Apache Spark 2: Data Processing and Real-Time Analytics [Book]
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