在Jboss AS 7.1中部署应用程序时，JDK 7的错误为；MSC00001:无法启动服务jboss.web.deployment.default host./“0”；

问题解决了。谢谢亚伦和詹姆斯。添加到jboss-web.xml文件中

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/解决了这个问题

这是完整的堆栈跟踪吗？我在描述中添加了整个日志。毫无疑问，这里只是一个带有错误的堆栈跟踪。我还不确定，但看起来您正在尝试在该主机上部署两个具有相同运行时名称的应用程序/模块/库

08:49:26,415 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-4) MSC00001: Failed to start service jboss.web.deployment.default-host./: org.jboss.msc.service.StartException in service jboss.web.deployment.default-host./: Failed to start service
    at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1767) [jboss-msc-1.0.2.GA.jar:1.0.2.GA]
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [rt.jar:1.7.0_80]
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [rt.jar:1.7.0_80]
    at java.lang.Thread.run(Thread.java:745) [rt.jar:1.7.0_80]
Caused by: java.lang.IllegalArgumentException: Child container with name  already exists
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:804)
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:792)
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:356)
    at org.jboss.as.web.deployment.WebContextInjector.inject(WebContextInjector.java:62)
    at org.jboss.as.web.deployment.WebContextInjector.inject(WebContextInjector.java:38)
    at org.jboss.msc.inject.CastingInjector.inject(CastingInjector.java:55) [jboss-msc-1.0.2.GA.jar:1.0.2.GA]
    at org.jboss.msc.service.ServiceControllerImpl.doInject(ServiceControllerImpl.java:1549) [jboss-msc-1.0.2.GA.jar:1.0.2.GA]
    at org.jboss.msc.service.ServiceControllerImpl.access$1900(ServiceControllerImpl.java:49) [jboss-msc-1.0.2.GA.jar:1.0.2.GA]
    at org.jboss.msc.service.ServiceControllerImpl$StartTask.performInjections(ServiceControllerImpl.java:1780) [jboss-msc-1.0.2.GA.jar:1.0.2.GA]
    at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1741) [jboss-msc-1.0.2.GA.jar:1.0.2.GA]
    ... 3 more

08:49:26,631 INFO  [org.jboss.as.server] (DeploymentScanner-threads - 2) JBAS015870: Deploy of deployment "SampleApp.war" was rolled back with failure message {"JBAS014671: Failed services" => {"jboss.web.deployment.default-host./" => "org.jboss.msc.service.StartException in service jboss.web.deployment.default-host./: Failed to start service"}}
08:49:26,706 INFO  [org.jboss.as.server.deployment] (MSC service thread 1-4) JBAS015877: Stopped deployment SampleApp.war in 75ms
08:49:26,707 INFO  [org.jboss.as.controller] (DeploymentScanner-threads - 2) JBAS014774: Service status report
JBAS014777:   Services which failed to start:      service jboss.web.deployment.default-host./: org.jboss.msc.service.StartException in service jboss.web.deployment.default-host./: Failed to start service

08:49:26,709 ERROR [org.jboss.as.server.deployment.scanner] (DeploymentScanner-threads - 1) {"JBAS014653: Composite operation failed and was rolled back. Steps that failed:" => {"Operation step-2" => {"JBAS014671: Failed services" => {"jboss.web.deployment.default-host./" => "org.jboss.msc.service.StartException in service jboss.web.deployment.default-host./: Failed to start service"}}}}