Details
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Bug
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Status: Resolved
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Normal
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Resolution: Fixed
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None
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Availability - Process Crash
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Normal
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Normal
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User Report
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All
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None
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Description
After upgrading to 3.11.12, Cassandra crashes on startup because of a class that cannot be found in slf4j.
Failed to instantiate SLF4J LoggerFactory Reported exception: java.lang.NoClassDefFoundError: org/slf4j/event/LoggingEvent at java.lang.Class.getDeclaredMethods0(Native Method) at java.lang.Class.privateGetDeclaredMethods(Class.java:2701) at java.lang.Class.privateGetPublicMethods(Class.java:2902) at java.lang.Class.getMethods(Class.java:1615) at ch.qos.logback.core.joran.util.beans.BeanDescriptionFactory.create(BeanDescriptionFactory.java:35) at ch.qos.logback.core.joran.util.beans.BeanDescriptionCache.getBeanDescription(BeanDescriptionCache.java:47) at ch.qos.logback.core.joran.util.PropertySetter.<init>(PropertySetter.java:68) at ch.qos.logback.core.joran.action.NestedComplexPropertyIA.isApplicable(NestedComplexPropertyIA.java:65) at ch.qos.logback.core.joran.spi.Interpreter.lookupImplicitAction(Interpreter.java:233) at ch.qos.logback.core.joran.spi.Interpreter.getApplicableActionList(Interpreter.java:252) at ch.qos.logback.core.joran.spi.Interpreter.startElement(Interpreter.java:142) at ch.qos.logback.core.joran.spi.Interpreter.startElement(Interpreter.java:128) at ch.qos.logback.core.joran.spi.EventPlayer.play(EventPlayer.java:50) at ch.qos.logback.core.joran.GenericConfigurator.doConfigure(GenericConfigurator.java:165) at ch.qos.logback.core.joran.GenericConfigurator.doConfigure(GenericConfigurator.java:152) at ch.qos.logback.core.joran.GenericConfigurator.doConfigure(GenericConfigurator.java:110) at ch.qos.logback.core.joran.GenericConfigurator.doConfigure(GenericConfigurator.java:53) at ch.qos.logback.classic.util.ContextInitializer.configureByResource(ContextInitializer.java:65) at ch.qos.logback.classic.util.ContextInitializer.autoConfig(ContextInitializer.java:140) at org.slf4j.impl.StaticLoggerBinder.init(StaticLoggerBinder.java:84) at org.slf4j.impl.StaticLoggerBinder.<clinit>(StaticLoggerBinder.java:55) at org.slf4j.LoggerFactory.bind(LoggerFactory.java:129) at org.slf4j.LoggerFactory.performInitialization(LoggerFactory.java:108) at org.slf4j.LoggerFactory.getILoggerFactory(LoggerFactory.java:302) at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:276) at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:288) at org.apache.cassandra.service.CassandraDaemon.<clinit>(CassandraDaemon.java:117) Caused by: java.lang.ClassNotFoundException: org.slf4j.event.LoggingEvent at java.net.URLClassLoader.findClass(URLClassLoader.java:382) at java.lang.ClassLoader.loadClass(ClassLoader.java:419) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:352) at java.lang.ClassLoader.loadClass(ClassLoader.java:352) ... 27 more Exception in thread "main" java.lang.NoClassDefFoundError: org/slf4j/event/LoggingEvent at java.lang.Class.getDeclaredMethods0(Native Method) at java.lang.Class.privateGetDeclaredMethods(Class.java:2701) at java.lang.Class.privateGetPublicMethods(Class.java:2902) at java.lang.Class.getMethods(Class.java:1615) at ch.qos.logback.core.joran.util.beans.BeanDescriptionFactory.create(BeanDescriptionFactory.java:35) at ch.qos.logback.core.joran.util.beans.BeanDescriptionCache.getBeanDescription(BeanDescriptionCache.java:47) at ch.qos.logback.core.joran.util.PropertySetter.<init>(PropertySetter.java:68) at ch.qos.logback.core.joran.action.NestedComplexPropertyIA.isApplicable(NestedComplexPropertyIA.java:65) at ch.qos.logback.core.joran.spi.Interpreter.lookupImplicitAction(Interpreter.java:233) at ch.qos.logback.core.joran.spi.Interpreter.getApplicableActionList(Interpreter.java:252) at ch.qos.logback.core.joran.spi.Interpreter.startElement(Interpreter.java:142) at ch.qos.logback.core.joran.spi.Interpreter.startElement(Interpreter.java:128) at ch.qos.logback.core.joran.spi.EventPlayer.play(EventPlayer.java:50) at ch.qos.logback.core.joran.GenericConfigurator.doConfigure(GenericConfigurator.java:165) at ch.qos.logback.core.joran.GenericConfigurator.doConfigure(GenericConfigurator.java:152) at ch.qos.logback.core.joran.GenericConfigurator.doConfigure(GenericConfigurator.java:110) at ch.qos.logback.core.joran.GenericConfigurator.doConfigure(GenericConfigurator.java:53) at ch.qos.logback.classic.util.ContextInitializer.configureByResource(ContextInitializer.java:65) at ch.qos.logback.classic.util.ContextInitializer.autoConfig(ContextInitializer.java:140) at org.slf4j.impl.StaticLoggerBinder.init(StaticLoggerBinder.java:84) at org.slf4j.impl.StaticLoggerBinder.<clinit>(StaticLoggerBinder.java:55) at org.slf4j.LoggerFactory.bind(LoggerFactory.java:129) at org.slf4j.LoggerFactory.performInitialization(LoggerFactory.java:108) at org.slf4j.LoggerFactory.getILoggerFactory(LoggerFactory.java:302) at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:276) at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:288) at org.apache.cassandra.service.CassandraDaemon.<clinit>(CassandraDaemon.java:117) Caused by: java.lang.ClassNotFoundException: org.slf4j.event.LoggingEvent at java.net.URLClassLoader.findClass(URLClassLoader.java:382) at java.lang.ClassLoader.loadClass(ClassLoader.java:419) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:352) at java.lang.ClassLoader.loadClass(ClassLoader.java:352) ... 27 more
It seems like the version of logback introduced in https://issues.apache.org/jira/browse/CASSANDRA-17204 requires a more up to date version of slf4j-api.jar than what is currently shipped with Cassandra (see https://www.slf4j.org/codes.html#log4j_version).
Replacing the shipped version (1.7.7) with the most recent 1.7.X (1.7.36 at the time of this writing) seemingly solves the problem.