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  1. ,

    You are not deploying the oracle driver with the application. Place the driver jars in a shared or library extension folder of your application server. (You should go with option one or two though

  2. ,

    This is thrown when the Java Virtual Machine (JVM) tries to load a particular class and the specified class cannot be found in the classpath. Make sure poi-ooxml library jar is added to your project's build path and you are using the latest version.

Solutions on the web

via Jenkins JIRA by pancake, 2 years ago
Failed to initialize
via Jenkins JIRA by n4tht4n, 2 years ago
Failed to initialize
via Jenkins JIRA by n4tht4n, 1 year ago
Failed to initialize
via Jenkins JIRA by pancake, 1 year ago
Failed to initialize
via Google Groups by Mithrandir, 2 years ago
via by Unknown author, 1 year ago
hudson.util.IOException2: Failed to initialize at hudson.ClassicPluginStrategy.load( at hudson.PluginManager$2$1$ at org.jvnet.hudson.reactor.TaskGraphBuilder$ at org.jvnet.hudson.reactor.Reactor.runTask( at hudson.model.Hudson$3.runTask( at org.jvnet.hudson.reactor.Reactor$ at org.jvnet.hudson.reactor.Reactor$ at java.util.concurrent.ThreadPoolExecutor$Worker.runTask( at java.util.concurrent.ThreadPoolExecutor$ at by: java.lang.NoClassDefFoundError: org/jaxen/XPath at java.lang.Class.getDeclaredConstructors0(Native Method) at java.lang.Class.privateGetDeclaredConstructors( at java.lang.Class.getConstructor0( at java.lang.Class.newInstance0( at java.lang.Class.newInstance( at net.sourceforge.pmd.RuleSetFactory.parseSingleRuleNode( at net.sourceforge.pmd.RuleSetFactory.parseRuleNode( at net.sourceforge.pmd.RuleSetFactory.parseRuleSetNode( at net.sourceforge.pmd.RuleSetFactory.createSingleRuleSet( at net.sourceforge.pmd.RuleSetFactory.createRuleSets( at net.sourceforge.pmd.RuleSetFactory.createRuleSets( at net.sourceforge.pmd.RuleSetFactory.getRegisteredRuleSets( at hudson.plugins.pmd.parser.PmdMessages.initialize( at hudson.plugins.pmd.PmdPlugin.start( at hudson.ClassicPluginStrategy.startPlugin( at hudson.ClassicPluginStrategy.load( ... 9 moreCaused by: java.lang.ClassNotFoundException: org.jaxen.XPath at$ at Method) at at java.lang.ClassLoader.loadClass( at java.lang.ClassLoader.loadClass( ... 25 more