[WARNING] Failed startup of context o.e.j.m.p.JettyWebAppContext@340b7ef6{/,file:/Users/william/eclipse-workspace/spring-mvc-study/src/main/webapp/,STARTING}{file:/Users/william/eclipse-workspace/spring-mvc-study/src/main/webapp/}org.eclipse.jetty.util.MultiException: Multiple exceptions??? at org.eclipse.jetty.annotations.AnnotationConfiguration.scanForAnnotations (AnnotationConfiguration.java:529)??? at org.eclipse.jetty.annotations.AnnotationConfiguration.configure (AnnotationConfiguration.java:440)??? at org.eclipse.jetty.webapp.WebAppContext.configure (WebAppContext.java:471)??? at org.eclipse.jetty.webapp.WebAppContext.startContext (WebAppContext.java:1329)??? at org.eclipse.jetty.server.handler.ContextHandler.doStart (ContextHandler.java:741)??? at org.eclipse.jetty.webapp.WebAppContext.doStart (WebAppContext.java:497)??? at org.eclipse.jetty.maven.plugin.JettyWebAppContext.doStart (JettyWebAppContext.java:365)??? at org.eclipse.jetty.util.component.AbstractLifeCycle.start (AbstractLifeCycle.java:68)??? at org.eclipse.jetty.util.component.ContainerLifeCycle.start (ContainerLifeCycle.java:132)??? at org.eclipse.jetty.util.component.ContainerLifeCycle.doStart (ContainerLifeCycle.java:114)??? at org.eclipse.jetty.server.handler.AbstractHandler.doStart (AbstractHandler.java:61)??? at org.eclipse.jetty.server.handler.ContextHandlerCollection.doStart (ContextHandlerCollection.java:163)??? at org.eclipse.jetty.util.component.AbstractLifeCycle.start (AbstractLifeCycle.java:68)??? at org.eclipse.jetty.util.component.ContainerLifeCycle.start (ContainerLifeCycle.java:132)??? at org.eclipse.jetty.util.component.ContainerLifeCycle.doStart (ContainerLifeCycle.java:114)??? at org.eclipse.jetty.server.handler.AbstractHandler.doStart (AbstractHandler.java:61)??? at org.eclipse.jetty.util.component.AbstractLifeCycle.start (AbstractLifeCycle.java:68)??? at org.eclipse.jetty.util.component.ContainerLifeCycle.start (ContainerLifeCycle.java:132)??? at org.eclipse.jetty.server.Server.start (Server.java:380)??? at org.eclipse.jetty.util.component.ContainerLifeCycle.doStart (ContainerLifeCycle.java:114)??? at org.eclipse.jetty.server.handler.AbstractHandler.doStart (AbstractHandler.java:61)??? at org.eclipse.jetty.server.Server.doStart (Server.java:347)??? at org.eclipse.jetty.maven.plugin.JettyServer.doStart (JettyServer.java:76)??? at org.eclipse.jetty.util.component.AbstractLifeCycle.start (AbstractLifeCycle.java:68)??? at org.eclipse.jetty.maven.plugin.AbstractJettyMojo.startJetty (AbstractJettyMojo.java:543)??? at org.eclipse.jetty.maven.plugin.AbstractJettyMojo.execute (AbstractJettyMojo.java:360)??? at org.eclipse.jetty.maven.plugin.JettyRunMojo.execute (JettyRunMojo.java:167)??? at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo (DefaultBuildPluginManager.java:134)??? at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:208)??? at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:154)??? at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:146)??? at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:117)??? at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject (LifecycleModuleBuilder.java:81)??? at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build (SingleThreadedBuilder.java:51)??? at org.apache.maven.lifecycle.internal.LifecycleStarter.execute (LifecycleStarter.java:128)??? at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:309)??? at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:194)??? at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:107)??? at org.apache.maven.cli.MavenCli.execute (MavenCli.java:955)??? at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:290)??? at org.apache.maven.cli.MavenCli.main (MavenCli.java:194)??? at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)??? at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)??? at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)??? at java.lang.reflect.Method.invoke (Method.java:498)??? at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced (Launcher.java:289)??? at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:229)??? at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:415)??? at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:356)