An error occurred while attempting to start the "OpenNMS:Name=Collectd" service (class org.opennms.netmgt.collectd.jmx.Collectd). Shutting down and exiting. javax.management.RuntimeErrorException: Error thrown in operation init at com.sun.jmx.mbeanserver.StandardMetaDataImpl.invoke(StandardMetaDataImpl.java:432) at com.sun.jmx.mbeanserver.MetaDataImpl.invoke(MetaDataImpl.java:220) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:815) at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:784) at org.opennms.netmgt.vmmgr.Manager.invoke(Manager.java:495) at org.opennms.netmgt.vmmgr.Manager.invokeMethods(Manager.java:434) at org.opennms.netmgt.vmmgr.Manager.getInstancesAndInvoke(Manager.java:309) at org.opennms.netmgt.vmmgr.Manager.start(Manager.java:213) at org.opennms.netmgt.vmmgr.Manager.doStartCommand(Manager.java:587) at org.opennms.netmgt.vmmgr.Manager.main(Manager.java:569) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.opennms.bootstrap.Bootstrap$3.run(Bootstrap.java:316) at java.lang.Thread.run(Thread.java:595) Caused by: java.lang.NoSuchMethodError: org.springframework.core.io.ResourceLoader.getClassLoader()Ljava/lang/ClassLoader; at org.springframework.beans.factory.xml.ResourceEntityResolver.(ResourceEntityResolver.java:64) at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.(XmlBeanDefinitionReader.java:165) at org.springframework.context.support.AbstractXmlApplicationContext.loadBeanDefinitions(AbstractXmlApplicationContext.java:69) at org.springframework.context.support.AbstractRefreshableApplicationContext.refreshBeanFactory(AbstractRefreshableApplicationContext.java:94) at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:294) at org.springframework.context.access.ContextSingletonBeanFactoryLocator.initializeDefinition(ContextSingletonBeanFactoryLocator.java:136) at org.springframework.beans.factory.access.SingletonBeanFactoryLocator.useBeanFactory(SingletonBeanFactoryLocator.java:380) at org.opennms.netmgt.collectd.jmx.Collectd.init(Collectd.java:58) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at com.sun.jmx.mbeanserver.StandardMetaDataImpl.invoke(StandardMetaDataImpl.java:414) ... 15 more