This update appears to resolve the errors we were seeing. Is this included in the GA release that was announced today? "ben.wang(a)jboss.com" wrote : Hi, I have fixed one bug: | http://jira.jboss.com/jira/browse/JBCACHE-691 | that I think is your problem. Basically, PojoCache will throw an exception if: | | 1. You are using other tm, e.g., JBossTransactionManagerLookup classs | | 2. You are not using any transaction, e.g., not tx.begin() in user code. | | Can you please verify? Thanks a lot. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3957168#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...