问题描述
我已将我的应用程序从 jboss 5 迁移到 jboss 7。 该应用程序运行良好，但在服务器初始化期间出现以下错误：
18:06:24,968 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-4) MSC000001: Failed to start service jboss.patching.manager: org.jboss.msc.service.StartException in service jboss.patching.manager: java.lang.IllegalStateException: Dupliquer layer ▒ base ▒
at org.jboss.as.patching.installation.InstallationManagerService.start(InstallationManagerService.java:106)
at org.jboss.msc.service.ServiceControllerImpl$startTask.startService(ServiceControllerImpl.java:2032)
at org.jboss.msc.service.ServiceControllerImpl$startTask.run(ServiceControllerImpl.java:1955)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.IllegalStateException: Dupliquer layer 'base'
at org.jboss.as.patching.installation.LayersFactory$ProcessedLayers.addLayer(LayersFactory.java:305)
at org.jboss.as.patching.installation.LayersFactory.processRoot(LayersFactory.java:182)
at org.jboss.as.patching.installation.LayersFactory.process(LayersFactory.java:127)
at org.jboss.as.patching.installation.LayersFactory.load(LayersFactory.java:86)
at org.jboss.as.patching.installation.InstallationManagerImpl.<init>(InstallationManagerImpl.java:47)
at org.jboss.as.patching.installation.InstallationManager.load(InstallationManager.java:185)
at org.jboss.as.patching.installation.InstallationManagerService.load(InstallationManagerService.java:128)
at org.jboss.as.patching.installation.InstallationManagerService.start(InstallationManagerService.java:63)
... 5 more
我搜索了一下，发现我可以忽略这个错误，但我想解决这个问题，因为它有点难看。
解决方法
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