"java.lang.UnsupportedOperationException: no transaction" error when using Seam 2.2 on EAP 6

Issue

The following error ocurrs in our Seam using application:

ERROR [org.jboss.seam.async.AsynchronousExceptionHandler] (pool-6-thread-1) Exception thrown whilst executing asynchronous call: java.lang.RuntimeException: java.lang.UnsupportedOperationException: no transaction
    at org.jboss.seam.async.AsynchronousInvocation$1.process(AsynchronousInvocation.java:78) [jboss-seam.jar:2.2.6.EAP5]
    at org.jboss.seam.async.Asynchronous$ContextualAsynchronousRequest.run(Asynchronous.java:95) [jboss-seam.jar:2.2.6.EAP5]
    at org.jboss.seam.async.AsynchronousInvocation.execute(AsynchronousInvocation.java:45) [jboss-seam.jar:2.2.6.EAP5]
    at org.jboss.seam.async.ThreadPoolDispatcher$RunnableAsynchronous.run(ThreadPoolDispatcher.java:142) [jboss-seam.jar:2.2.6.EAP5]
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) [rt.jar:1.7.0_71]
    at java.util.concurrent.FutureTask.run(FutureTask.java:262) [rt.jar:1.7.0_71]
    at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:178) [rt.jar:1.7.0_71]
    at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:292) [rt.jar:1.7.0_71]
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [rt.jar:1.7.0_71]
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [rt.jar:1.7.0_71]
    at java.lang.Thread.run(Thread.java:745) [rt.jar:1.7.0_71]
Caused by: java.lang.UnsupportedOperationException: no transaction
    at org.jboss.seam.transaction.NoTransaction.begin(NoTransaction.java:36) [jboss-seam.jar:2.2.6.EAP5]
    at org.jboss.seam.util.Work.workInTransaction(Work.java:58) [jboss-seam.jar:2.2.6.EAP5]
    at org.jboss.seam.async.AsynchronousInvocation$1.process(AsynchronousInvocation.java:53) [jboss-seam.jar:2.2.6.EAP5]
    ... 10 more