jboss从eclipse分层时显示错误

当我从eclipse服务器选项卡启动jboss时，它显示了一个错误

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18:28:50,543 ERROR [AbstractKernelController] Error installing to Start: name=SARDeployer state=Create: java.lang.AbstractMethodError: javax.xml.parsers.DocumentBuilderFactory.setFeature(Ljava/lang/String;Z)V
    at org.jboss.deployers.vfs.spi.deployer.JAXPDeployer$1.setFeature(JAXPDeployer.java:168)
    at org.jboss.deployers.vfs.spi.deployer.JAXPDeployer$1.setFeature(JAXPDeployer.java:165)
    at org.jboss.deployers.vfs.spi.deployer.UnmarshallerFactoryDeployer.start(UnmarshallerFactoryDeployer.java:83)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [:1.6.0_17]
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) [:1.6.0_17]
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) [:1.6.0_17]
    at java.lang.reflect.Method.invoke(Method.java:597) [:1.6.0_17]
    at org.jboss.reflect.plugins.introspection.ReflectionUtils.invoke(ReflectionUtils.java:60) [jboss-reflect.jar:2.2.1.SP1]
    at org.jboss.reflect.plugins.introspection.ReflectMethodInfoImpl.invoke(ReflectMethodInfoImpl.java:168) [jboss-reflect.jar:2.2.1.SP1]
    at org.jboss.joinpoint.plugins.BasicMethodJoinPoint.dispatch(BasicMethodJoinPoint.java:66) [jboss-reflect.jar:2.2.1.SP1]
    at org.jboss.kernel.plugins.dependency.KernelControllerContextAction$JoinpointDispatchWrapper.execute(KernelControllerContextAction.java:257) [jboss-kernel.jar:2.2.0.SP2]
    at org.jboss.kernel.plugins.dependency.ExecutionWrapper.execute(ExecutionWrapper.java:47) [jboss-kernel.jar:2.2.0.SP2]
    at org.jboss.kernel.plugins.dependency.KernelControllerContextAction.dispatchExecutionWrapper(KernelControllerContextAction.java:125) [jboss-kernel.jar:2.2.0.SP2]
    at org.jboss.kernel.plugins.dependency.KernelControllerContextAction.dispatchJoinPoint(KernelControllerContextAction.java:72) [jboss-kernel.jar:2.2.0.SP2]
    at org.jboss.kernel.plugins.dependency.LifecycleAction.installActionInternal(LifecycleAction.java:202) [jboss-kernel.jar:2.2.0.SP2]
    at org.jboss.kernel.plugins.dependency.InstallsAwareAction.installAction(InstallsAwareAction.java:54) [jboss-kernel.jar:2.2.0.SP2]
    at org.jboss.kernel.plugins.dependency.InstallsAwareAction.installAction(InstallsAwareAction.java:42) [jboss-kernel.jar:2.2.0.SP2]
    at org.jboss.dependency.plugins.action.SimpleControllerContextAction.simpleInstallAction(SimpleControllerContextAction.java:62) [jboss-dependency.jar:2.2.0.SP2]
    at org.jboss.dependency.plugins.action.AccessControllerContextAction.install(AccessControllerContextAction.java:71) [jboss-dependency.jar:2.2.0.SP2]
    at org.jboss.dependency.plugins.AbstractControllerContextActions.install(AbstractControllerContextActions.java:51) [jboss-dependency.jar:2.2.0.SP2]
    at org.jboss.dependency.plugins.AbstractControllerContext.install(AbstractControllerContext.java:379) [jboss-dependency.jar:2.2.0.SP2]
    at org.jboss.dependency.plugins.AbstractController.install(AbstractController.java:2044) [jboss-dependency.jar:2.2.0.SP2]
    at org.jboss.dependency.plugins.AbstractController.incrementState(AbstractController.java:1083) [jboss-dependency.jar:2.2.0.SP2]
    at org.jboss.dependency.plugins.AbstractController.executeOrIncrementStateDirectly(AbstractController.java:1322) [jboss-dependency.jar:2.2.0.SP2]
    at org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractController.java:1246) [jboss-dependency.jar:2.2.0.SP2]
    at org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractController.java:1139) [jboss-dependency.jar:2.2.0.SP2]
    at org.jboss.dependency.plugins.AbstractController.install(AbstractController.java:894) [jboss-dependency.jar:2.2.0.SP2]
    at org.jboss.dependency.plugins.AbstractController.install(AbstractController.java:641) [jboss-dependency.jar:2.2.0.SP2]
    at org.jboss.kernel.plugins.deployment.AbstractKernelDeployer.deployBean(AbstractKernelDeployer.java:319) [jboss-kernel.jar:2.2.0.SP2]
    at org.jboss.kernel.plugins.deployment.AbstractKernelDeployer.deployBeans(AbstractKernelDeployer.java:297) [jboss-kernel.jar:2.2.0.SP2]
    at org.jboss.kernel.plugins.deployment.AbstractKernelDeployer.deploy(AbstractKernelDeployer.java:130) [jboss-kernel.jar:2.2.0.SP2]
    at org.jboss.kernel.plugins.deployment.BasicKernelDeployer.deploy(BasicKernelDeployer.java:76) [jboss-kernel.jar:2.2.0.SP2]
    at org.jboss.bootstrap.impl.mc.deployer.TempBasicXMLDeployer.deploy(TempBasicXMLDeployer.java:92) [jboss-bootstrap-impl-mc.jar:2.1.0-alpha-6]
    at org.jboss.bootstrap.impl.mc.deployer.TempBasicXMLDeployer.deploy(TempBasicXMLDeployer.java:193) [jboss-bootstrap-impl-mc.jar:2.1.0-alpha-6]
    at org.jboss.bootstrap.impl.mc.server.AbstractMCServerBase.bootstrapMcAndDescriptors(AbstractMCServerBase.java:335) [jboss-bootstrap-impl-mc.jar:2.1.0-alpha-6]
    at org.jboss.bootstrap.impl.mc.server.AbstractMCServerBase.doStart(AbstractMCServerBase.java:282) [jboss-bootstrap-impl-mc.jar:2.1.0-alpha-6]
    at org.jboss.bootstrap.impl.as.server.AbstractJBossASServerBase.doStart(AbstractJBossASServerBase.java:381) [jboss-bootstrap-impl-as.jar:2.1.0-alpha-6]
    at org.jboss.bootstrap.impl.base.server.AbstractServer$StartServerTask.run(AbstractServer.java:413) [jboss-bootstrap-impl-base.jar:2.1.0-alpha-6]
    at java.lang.Thread.run(Thread.java:619) [:1.6.0_17]

Failed to boot JBoss:
java.lang.Exception: Encountered exception in server startup
    at org.jboss.bootstrap.impl.mc.server.AbstractMCServerBase.bootstrapMcAndDescriptors(AbstractMCServerBase.java:350)
    at org.jboss.bootstrap.impl.mc.server.AbstractMCServerBase.doStart(AbstractMCServerBase.java:282)
    at org.jboss.bootstrap.impl.as.server.AbstractJBossASServerBase.doStart(AbstractJBossASServerBase.java:381)
    at org.jboss.bootstrap.impl.base.server.AbstractServer$StartServerTask.run(AbstractServer.java:413)
    at java.lang.Thread.run(Thread.java:619)
Caused by: java.lang.IllegalStateException: Incompletely deployed:

DEPLOYMENTS IN ERROR:
  Deployment "SARDeployer" is in error due to: java.lang.AbstractMethodError: javax.xml.parsers.DocumentBuilderFactory.setFeature(Ljava/lang/String;Z)V

    at org.jboss.kernel.plugins.deployment.AbstractKernelDeployer.internalValidate(AbstractKernelDeployer.java:278)
    at org.jboss.kernel.plugins.deployment.AbstractKernelDeployer.validate(AbstractKernelDeployer.java:174)
    at org.jboss.bootstrap.impl.mc.server.AbstractMCServerBase.bootstrapMcAndDescriptors(AbstractMCServerBase.java:339)
    ... 4 more
Posting Shutdown Request to the server...
Server startup has not completed, so halting the process

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有人能告诉我我犯了什么愚蠢的错误吗？

Jboss自带了自己版本的一些XML库，导致JDK解析器查找机制选择了错误的一个

您必须明确地告诉JBoss必须引用哪个类文件才能选择正确的类。 下面是JBoss类加载机制：