Daniel,
     I already have this settings in my ticketRegistry.xml. Actually I even 
tried to add AbstractDistributedTicketRegistry there as suggested by a 
StackOverflow post. However, I still have the same error in my 4.1.2 
version.

Tai

On Friday, December 4, 2015 at 4:49:14 PM UTC-5, Daniel Frett wrote:
>
> Tai,
> I also ran into the "merge method is not under a transaction" error. How I 
> solved it was adding in this chunk of config:
>
> <tx:advice id="txAdvice" transaction-manager="transactionManager">
>   <tx:attributes>
>       <tx:method name="delete*" read-only="false"/>
>       <tx:method name="save*" read-only="false"/>
>       <tx:method name="update*" read-only="false"/>
>       <tx:method name="get*" read-only="true"/>
>       <tx:method name="*" />
>   </tx:attributes>
> </tx:advice>
>
> <aop:config>
>         <aop:pointcut id="ticketRegistryOperations" 
> expression="execution(* 
> org.jasig.cas.ticket.registry.JpaTicketRegistry.*(..))"/>
>         <aop:pointcut id="ticketRegistryLockingOperations" 
> expression="execution(* 
> org.jasig.cas.ticket.registry.support.JpaLockingStrategy.*(..))"/>
>         <aop:advisor advice-ref="txAdvice" 
> pointcut-ref="ticketRegistryOperations"/>
>         <aop:advisor advice-ref="txAdvice" 
> pointcut-ref="ticketRegistryLockingOperations"/>
> </aop:config>
>
> Between 4.0 and 4.1 the automatic transactions for the TicketRegistery and 
> ServiceRegistry was moved from @Transactional annotations to the tx:advice 
> and aop:config spring xml config.
>
> Hope this helps with your issue Tai.
>
> -Daniel
>
> On Wednesday, December 2, 2015 at 12:15:56 AM UTC-5, Tai Hu wrote:
>>
>> Do you find the solution for this "No transactional EntityManager 
>> available" issue? I just ran into the exact same problem. For both 
>> PostgreSQL and MySQL, merge method is never under a transaction. Thanks.
>>
>> On Monday, November 30, 2015 at 7:48:05 AM UTC-5, robertoschwald wrote:
>>>
>>> Hi all, 
>>>
>>> while configuring CAS 4.1.2 with JpaTicketRegistry, I cannot get it to 
>>> work. 
>>> I always receive the following Exception: 
>>> Exception thrown executing 
>>> org.jasig.cas.web.flow.GenerateServiceTicketAction@6e6a43a4 in state 
>>> 'generateServiceTicket' of flow 'login' 
>>> javax.persistence.TransactionRequiredException: No transactional 
>>> EntityManager available 
>>>         at 
>>> org.springframework.orm.jpa.SharedEntityManagerCreator$SharedEntityManagerInvocationHandler.invoke(SharedEntityManagerCreator.java:275)
>>>  
>>>
>>>         at com.sun.proxy.$Proxy49.merge(Unknown Source) 
>>>         at 
>>> org.jasig.cas.ticket.registry.JpaTicketRegistry.updateTicket(JpaTicketRegistry.java:57)
>>>  
>>>
>>>
>>>
>>> I used the described config in 
>>> http://jasig.github.io/cas/4.1.x/installation/JPA-Ticket-Registry.html 
>>> and also added some pointcuts described in 
>>>
>>> http://stackoverflow.com/a/33663812 
>>>
>>> But it still fails. 
>>>
>>> My JPA config is in spring-configuration/ticketRegistry.xml. 
>>>
>>> Anything else I’m missing? 
>>>
>>>
>>> Robert 
>>>
>>>
>>>
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