24-Mar-2017 08:32:58.826 SEVERE [localhost-startStop-2] org.apache.catalina.core.StandardContext.listenerStop Exception sending context destroyed event to listener instance of class org.jboss.weld.environment.servlet.Listener
 java.lang.NullPointerException
        at org.jboss.weld.module.web.servlet.WeldInitialListener.contextDestroyed(WeldInitialListener.java:119)
        at org.jboss.weld.servlet.api.helpers.ForwardingServletListener.contextDestroyed(ForwardingServletListener.java:30)
        at org.jboss.weld.environment.servlet.Listener.contextDestroyed(Listener.java:122)
        at org.apache.catalina.core.StandardContext.listenerStop(StandardContext.java:4858)
        at org.apache.catalina.core.StandardContext.stopInternal(StandardContext.java:5474)
        at org.apache.catalina.util.LifecycleBase.stop(LifecycleBase.java:224)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:159)
        at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:725)
        at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:701)
        at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:717)
        at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:940)
        at org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:1816)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
        at java.lang.Thread.run(Thread.java:745)