Gaétan QUENTIN created WFLY-8874: ------------------------------------ Summary: jmx: java.lang.NoClassDefFoundError: org/jboss/logmanager/Level Key: WFLY-8874 URL: https://issues.jboss.org/browse/WFLY-8874 Project: WildFly Issue Type: Bug Components: JMX Affects Versions: 10.1.0.Final Environment: java version "1.8.0_131" Java(TM) SE Runtime Environment (build 1.8.0_131-b11) Java HotSpot(TM) 64-Bit Server VM (build 25.131-b11, mixed mode) ubuntu 17.04 Reporter: Gaétan QUENTIN Assignee: Kabir Khan Launching wildfly with these options: JAVA_JMX_OPTS='-Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.port=9010 -Dcom.sun.management.jmxremote.local.only=false -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -Xbootclasspath/p:/opt/wildfly-10.1.0.Final/modules/system/layers/base/org/jboss/logmanager/main/jboss-logmanager-1.4.0.Final.jar -Djboss.modules.system.pkgs=org.jboss.logmanager -Djava.util.logging.manager=org.jboss.logmanager.LogManager -Dorg.jboss.logging.Logger.pluginClass=org.jboss.logging.logmanager.LoggerPluginImpl ' will result in this error: [Loaded org.jboss.as.server.Main from jar:file:/opt/wildfly-10.1.0.Final/modules/system/layers/base/org/jboss/as/server/main/wildfly-server-2.2.0.Final.jar!/] Exception in thread "main" java.lang.NoClassDefFoundError: org/jboss/logmanager/Level at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Class.java:348) at org.jboss.modules.Module.run(Module.java:320) at org.jboss.modules.Main.main(Main.java:505) Caused by: java.lang.ClassNotFoundException: org.jboss.logmanager.Level -- This message was sent by Atlassian JIRA (v7.2.3#72005)