IllegalStateException "The transaction is not active" in JBoss EPP

Issue

java.lang.IllegalStateException: [com.arjuna.ats.internal.jta.transaction.arjunacore.inactive] [com.arjuna.ats.internal.jta.transaction.arjunacore.inactive] The transaction is not active!
        com.arjuna.ats.internal.jta.transaction.arjunacore.TransactionImple.commitAndDisassociate(TransactionImple.java:1396)
        com.arjuna.ats.internal.jta.transaction.arjunacore.BaseTransaction.commit(BaseTransaction.java:134)
        com.arjuna.ats.jbossatx.BaseTransactionManagerDelegate.commit(BaseTransactionManagerDelegate.java:87)
        org.jboss.aspects.tx.TxPolicy.endTransaction(TxPolicy.java:175)
        org.jboss.aspects.tx.TxPolicy.invokeInOurTx(TxPolicy.java:87)
        org.jboss.aspects.tx.TxInterceptor$RequiresNew.invoke(TxInterceptor.java:262)
        org.jboss.portal.core.aspects.server.TransactionInterceptor$invoke_N5143606530999904530.invokeNext(TransactionInterceptor$invoke_N5143606530999904530.java)
        org.jboss.portal.core.aspects.server.TransactionInterceptor.invoke(TransactionInterceptor.java)
        org.jboss.portal.server.ServerInterceptor.invoke(ServerInterceptor.java:38)
        org.jboss.portal.common.invocation.Invocation.invokeNext(Invocation.java:115)
        org.jboss.portal.server.aspects.LockInterceptor$InternalLock.invoke(LockInterceptor.java:69)
        org.jboss.portal.server.aspects.LockInterceptor.invoke(LockInterceptor.java:130)
        org.jboss.portal.common.invocation.Invocation.invokeNext(Invocation.java:115)
        org.jboss.portal.common.invocation.Invocation.invoke(Invocation.java:157)
        org.jboss.portal.server.servlet.PortalServlet.service(PortalServlet.java:252)
        javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
        org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)