我们在本地 Windows 开发环境中使用 Jboss 6.1.0，使用 faces 版本 2.1.19。我们使用的应用程序运行良好。但是，当我们将代码提升到测试环境（Linux 和 JBoss 6.0 服务器并使用 faces 版本“2.0.2.Final-redhat-1”）时，我们会收到错误消息
“java.lang.IllegalArgumentException：空源”。
完整的堆栈跟踪粘贴在下面。服务器没有提供比这更多的信息，我们发现很难调试。对此的任何建议/帮助都会很棒。
当我单击页面上的一个按钮，该按钮又进行 AJAX 调用时，就会出现此问题。
16:37:44,298 INFO [stdout] (http-/10.23.212.109:8080-2) AUTH FILTER -- procesiisng .. /vcp-web/jsf/calendar/calResult.xhtml
16:37:44,299 INFO [stdout] (http-/10.23.212.109:8080-2) leaving phase >> RESTORE_VIEW 1
16:37:44,301 INFO [stdout] (http-/10.23.212.109:8080-2) Entering phase >> RESTORE_VIEW 1
16:37:44,301 ERROR [APPL] (http-/10.23.212.109:8080-2) @@@ DefaultExceptionHandler.handle() >> Uncaught Exception
java.lang.IllegalArgumentException: null source
16:37:44,302 ERROR [APPL] (http-/10.23.212.109:8080-2) @@@ DefaultExceptionHandler.handle() >> Uncaught Exception >> Root Cause
java.lang.IllegalArgumentException: null source: java.lang.IllegalArgumentException: null source at
util.EventObject.<init>(EventObject.java:38) [rt.jar:1.6.0_33]
at javax.faces.event.SystemEvent.<init>(SystemEvent.java:71)
[jboss-jsf-api_2.1_spec-2.0.2.Final-redhat-1.jar:2.0.2.Final-redhat-1]
at javax.faces.event.ComponentSystemEvent.<init>(ComponentSystemEvent.java:73)
[jboss-jsf-api_2.1_spec-2.0.2.Final-redhat-1.jar:2.0.2.Final-redhat-1]
at javax.faces.event.PostRestoreStateEvent.<init>(PostRestoreStateEvent.java:73)
[jboss-jsf-api_2.1_spec-2.0.2.Final-redhat-1.jar:2.0.2.Final-redhat-1]
at com.sun.faces.lifecycle.RestoreViewPhase.deliverPostRestoreStateEvent(RestoreViewPhase.java:271)
[jsf-impl-2.1.7-redhat-1.jar:2.1.7-redhat-1]
at com.sun.faces.lifecycle.RestoreViewPhase.execute(RestoreViewPhase.java:257) [jsf-impl-2.1.7-redhat-1.jar:2.1.7-redhat-1]
at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101) [jsf-impl-2.1.7-redhat-1.jar:2.1.7-redhat-1]
at com.sun.faces.lifecycle.RestoreViewPhase.doPhase(RestoreViewPhase.java:116) [jsf-impl-2.1.7-redhat-1.jar:2.1.7-redhat-1]
at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118) [jsf-impl-2.1.7-redhat-1.jar:2.1.7-redhat-1]
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:593)
[jboss-jsf-api_2.1_spec-2.0.2.Final-redhat-1.jar:2.0.2.Final-redhat-1]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:329)
[jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:248)
[jbossweb-7.0.16.Final-redhat-1.jar:]
at au.com.woolworths.vcp.web.misc.AuthenticateFilter.doFilter(AuthenticateFilter.java:54) [classes:]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:280)
[jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:248)
[jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:275) [jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:161) [jbossweb-7.0.16.Final-redhat-1.jar:]
at org.jboss.as.web.security.SecurityContextAssociationValve.invoke(SecurityContextAssociationValve.java:153)
[jboss-as-web-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:155) [jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) [jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) [jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:368) [jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:877) [jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:679)
[jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:931) [jbossweb-7.0.16.Final-redhat-1.jar:]
at java.lang.Thread.run(Thread.java:662) [rt.jar:1.6.0_33]
16:37:44,305 ERROR [APPL] (http-/10.23.212.109:8080-2) @@@ DefaultExceptionHandler.handle() >> Other Exception
16:37:44,306 ERROR [APPL] (http-/10.23.212.109:8080-2) Exception in FacesHelper.setGlobalMessageByCode() >>
java.util.MissingResourceException: Can't find resource for bundle java.util.PropertyResourceBundle, key
web.common.exception.unknown: java.util.MissingResourceException: Can't find resource for bundle
java.util.PropertyResourceBundle, key web.common.exception.unknown
at java.util.ResourceBundle.getObject(ResourceBundle.java:374) [rt.jar:1.6.0_33]
at java.util.ResourceBundle.getString(ResourceBundle.java:334) [rt.jar:1.6.0_33]
at au.com.woolworths.vcp.util.helper.FacesHelper.setGlobalMessageByCode(FacesHelper.java:125) [classes:]
at au.com.woolworths.vcp.util.exception.DefaultExceptionHandler.handle(DefaultExceptionHandler.java:55) [classes:]
at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:119) [jsf-impl-2.1.7-redhat-1.jar:2.1.7-redhat-1]
at com.sun.faces.lifecycle.RestoreViewPhase.doPhase(RestoreViewPhase.java:116) [jsf-impl-2.1.7-redhat-1.jar:2.1.7-redhat-1]
at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118) [jsf-impl-2.1.7-redhat-1.jar:2.1.7-redhat-1]
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:593)
[jboss-jsf-api_2.1_spec-2.0.2.Final-redhat-1.jar:2.0.2.Final-redhat-1]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:329)
[jbossweb-7.0.16.Final-redhat-1.jar:]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:248)
[jbossweb-7.0.16.Final-redhat-1.jar:]