m-b [https://community.jboss.org/people/m-b] created the discussion "Re: ConcurrentModificationException during JBoss 5.0.1.GA st" To view the discussion, visit: https://community.jboss.org/message/821970#821970 -------------------------------------------------------------- I found my mistake: I had to use the JBoss version with JDK6 (I usesd the other one). -------------------------------------------------------------- Reply to this message by going to Community [https://community.jboss.org/message/821970#821970] Start a new discussion in JBoss AOP at Community [https://community.jboss.org/choose-container!input.jspa?contentType=1&...]