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Thomas Andraschko commented on MYFACES-4306: -------------------------------------------- Would it be possible to provide a sample maven application with jetty-maven-plugin+weld+myfaces? Otherwise it's very hard to replicate for me and won't have time to install and configure jboss/wildfly. > Intermittent "Argument bean must not be null" > --------------------------------------------- > > Key: MYFACES-4306 > URL: https://issues.apache.org/jira/browse/MYFACES-4306 > Project: MyFaces Core > Issue Type: Bug > Components: General > Affects Versions: 2.3.4 > Environment: Wildfly 19 > Reporter: Teresa Miyar > Priority: Major > Attachments: bundled-jsf.ear > > > Intermittently getting the following stack trace: > {code:java} > Caused by: org.jboss.weld.exceptions.IllegalArgumentException: WELD-001456: > Argument bean must not be nullCaused by: > org.jboss.weld.exceptions.IllegalArgumentException: WELD-001456: Argument > bean must not be null at > org.jboss.weld.util.Preconditions.checkArgumentNotNull(Preconditions.java:40) > at > org.jboss.weld.manager.BeanManagerImpl.getReference(BeanManagerImpl.java:708) > at > org.jboss.weld.util.ForwardingBeanManager.getReference(ForwardingBeanManager.java:64) > at > org.jboss.weld.bean.builtin.BeanManagerProxy.getReference(BeanManagerProxy.java:87) > at org.apache.myfaces.cdi.util.CDIUtils.resolveInstance(CDIUtils.java:65) at > org.apache.myfaces.cdi.util.CDIUtils.lookup(CDIUtils.java:52) at > org.apache.myfaces.el.unified.ResolverBuilderBase.isReplaceImplicitObjectResolverWithCDIResolver(ResolverBuilderBase.java:232) > at > org.apache.myfaces.el.unified.ResolverBuilderForFaces.build(ResolverBuilderForFaces.java:108) > at > org.apache.myfaces.application.ApplicationImpl.createFacesResolver(ApplicationImpl.java:408) > at > org.apache.myfaces.application.ApplicationImpl.getELResolver(ApplicationImpl.java:389) > at > org.apache.myfaces.context.servlet.FacesContextImplBase.getELContext(FacesContextImplBase.java:230) > {code} > It works fine with MyFaces 2.0, the reason could be the one explained here > [https://issues.jboss.org/browse/WELD-1387] > > to reproduce install wildfly 19, start/stop several times sometimes starts > with error and sometimes starts without a problem. -- This message was sent by Atlassian Jira (v8.3.4#803005)