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https://issues.apache.org/jira/browse/WW-4152?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13801809#comment-13801809
]
ASF subversion and git services commented on WW-4152:
-----------------------------------------------------
Commit 1534634 from [~lukaszlenart] in branch 'struts2/trunk'
[ https://svn.apache.org/r1534634 ]
WW-4152 Solves problem with NPE as a side effect of concurrency issue, removes
old code, use simpler dependency graph
> Concurrency issue in strust2 app deployed in JBoss AS7
> ------------------------------------------------------
>
> Key: WW-4152
> URL: https://issues.apache.org/jira/browse/WW-4152
> Project: Struts 2
> Issue Type: Bug
> Affects Versions: 2.3.15.1
> Environment: JBoss AS 7 (EAP6.1), Struts + Spring + EAR deployment on
> Ubuntu + eclipse Juno
> Reporter: nick
> Assignee: Lukasz Lenart
> Priority: Critical
> Fix For: 2.3.16
>
> Attachments: struts.xml
>
>
> We are facing couple of issues with most recent to latest struts2 distro. The
> same application was working perfectly with struts2-2.3.4 distro and Jboss
> AS7.
> We are getting the following exception on alternative deployment
> {noformat}
> ERROR
> [org.apache.catalina.core.ContainerBase.[jboss.web].[default-host].[/pgr]]
> (ServerService Thread Pool -- 50) JBWEB000284: Exception starting filter
> struts2Prepare: Class:
> org.apache.struts2.config.LegacyPropertiesConfigurationProvider
> File: LegacyPropertiesConfigurationProvider.java
> Method: loadSettings
> Line: 108 -
> org/apache/struts2/config/LegacyPropertiesConfigurationProvider.java:108:-1
> at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:502)
> [struts2-core-2.3.15.jar:2.3.15]
> at
> org.apache.struts2.dispatcher.ng.InitOperations.initDispatcher(InitOperations.java:74)
> [struts2-core-2.3.15.jar:2.3.15]
> at
> org.apache.struts2.dispatcher.ng.filter.StrutsPrepareFilter.init(StrutsPrepareFilter.java:56)
> [struts2-core-2.3.15.jar:2.3.15]
> at
> org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:416)
> [jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
> at
> org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:3225)
> [jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
> at
> org.apache.catalina.core.StandardContext.start(StandardContext.java:3791)
> [jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
> at
> org.jboss.as.web.deployment.WebDeploymentService.doStart(WebDeploymentService.java:156)
> [jboss-as-web-7.2.0.Final-redhat-8.jar:7.2.0.Final-redhat-8]
> at
> org.jboss.as.web.deployment.WebDeploymentService.access$000(WebDeploymentService.java:60)
> [jboss-as-web-7.2.0.Final-redhat-8.jar:7.2.0.Final-redhat-8]
> at
> org.jboss.as.web.deployment.WebDeploymentService$1.run(WebDeploymentService.java:93)
> [jboss-as-web-7.2.0.Final-redhat-8.jar:7.2.0.Final-redhat-8]
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> [rt.jar:1.7.0_25]
> at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
> [rt.jar:1.7.0_25]
> at java.util.concurrent.FutureTask.run(FutureTask.java:166)
> [rt.jar:1.7.0_25]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> [rt.jar:1.7.0_25]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> [rt.jar:1.7.0_25]
> at java.lang.Thread.run(Thread.java:724) [rt.jar:1.7.0_25]
> at org.jboss.threads.JBossThread.run(JBossThread.java:122)
> Caused by: java.lang.NullPointerException
> at
> org.apache.struts2.config.LegacyPropertiesConfigurationProvider.loadSettings(LegacyPropertiesConfigurationProvider.java:108)
> [struts2-core-2.3.15.jar:2.3.15]
> at
> org.apache.struts2.config.LegacyPropertiesConfigurationProvider.register(LegacyPropertiesConfigurationProvider.java:68)
> [struts2-core-2.3.15.jar:2.3.15]
> at
> com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:226)
> [xwork-core-2.3.15.jar:2.3.15]
> at
> com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:67)
> [xwork-core-2.3.15.jar:2.3.15]
> at
> org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:446)
> [struts2-core-2.3.15.jar:2.3.15]
> at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:490)
> [struts2-core-2.3.15.jar:2.3.15]
> ... 15 more
> {noformat}
> Attaching struts.xml as well.
>
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