WARN message "java.lang.NoSuchMethodError: org.rhq.core.domain.configuration.definition.PropertyDefinitionMap.getOrderedPropertyDefinitions()Ljava/util/Collection;" in the agent.log file

Issue

• Errors in the agent.log file;
• Our agent.log file shows the following WARN message:

2016-03-08 09:46:51,018 WARN  [ConfigurationManager.threadpool-1] (rhq.core.pc.configuration.ConfigurationCheckExecutor)- An error occurred while checking for an updated Resource configuration for Resource[id=24984, uuid=3a39d5df-31d6-45ad-0098-12b9d5f4fad1, type={JBossAS7}Periodic Rotating File Handler (Managed Server), key=host=127.0.0.1,server=myServer,subsystem=logging,periodic-rotating-file-handler=FILE, name=FILE, parent=logging].
java.lang.Exception: java.lang.NoSuchMethodError: org.rhq.core.domain.configuration.definition.PropertyDefinitionMap.getOrderedPropertyDefinitions()Ljava/util/Collection;
    at org.rhq.core.pc.inventory.ResourceContainer$ComponentInvocationThread.call(ResourceContainer.java:639)
    at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
    at java.util.concurrent.FutureTask.run(FutureTask.java:166)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
    at java.lang.Thread.run(Thread.java:724)
Caused by: java.lang.NoSuchMethodError: org.rhq.core.domain.configuration.definition.PropertyDefinitionMap.getOrderedPropertyDefinitions()Ljava/util/Collection;
    at org.rhq.modules.plugins.jbossas7.ConfigurationLoadDelegate.loadHandlePropertyMap(ConfigurationLoadDelegate.java:337)
    at org.rhq.modules.plugins.jbossas7.ConfigurationLoadDelegate.loadHandleProperties(ConfigurationLoadDelegate.java:281)
    at org.rhq.modules.plugins.jbossas7.ConfigurationLoadDelegate.loadResourceConfiguration(ConfigurationLoadDelegate.java:110)
    at org.rhq.modules.plugins.jbossas7.BaseComponent.loadResourceConfiguration(BaseComponent.java:277)
    at sun.reflect.GeneratedMethodAccessor58.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:606)
    at org.rhq.core.pc.inventory.ResourceContainer$ComponentInvocationThread.call(ResourceContainer.java:634)
    ... 5 more