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From Andrus Adamchik <and...@objectstyle.org>
Subject Re: Can't perform lookup. There is more than one ObjEntity mapped to class
Date Mon, 05 May 2008 12:57:17 GMT
Any reason why you can't use Cayenne 3.0 with Click? (I know it is  
tested with 2.0, but I'd imagine it will happily work with 3.0 as  
well...or not?)

Andrus

On May 5, 2008, at 3:36 PM, Hans Poo wrote:

> Hi,
>
> I'm using click 1.4 with cayenne 2.04.
>
> The whole problem is this: when i begun working with click an  
> cayenne, i installed/copy the
> libraries manually, and used cayenne 3.0.
>
> Latter on, i wanted to use the standard click 1.4 pack (with cayenne  
> 2.04 included), but i was
> forced to keep cayenne 3.0 libraries and cayenne.xml due to  
> regression problems.
>
> Actually i would like to use a fresh click install because logs and  
> the automatic restart of
> sessions, aren't working as expected. The only way seems to move to  
> cayenne 2.04, or solve manually
> my worst problem:  "I have to restart twice the server on every code  
> modification because
> unavailability of data context in session restoring".
>
> Thank you for your time
> Hans
>
> On Mon, 5 May 2008 11:34:34 +0300, Andrus Adamchik wrote
>> Umm, sorry you already said that you don't have doubly mapped  
>> class...
>> So what environment are you using for deployment? I am wondering if
>> there is some special ClassLoader setup involved.
>>
>> Andrus
>>
>> On May 5, 2008, at 11:28 AM, Andrus Adamchik wrote:
>>> Hi Hans,
>>>
>>> This may be a genuine error (i.e. you do have two entities that are
>>> mapped to the same Java class). Although the fact that it goes away
>>> in 3.0 makes me wonder if there is a bug in 2.0.4 EntityResolver. In
>>> 3.0 it is much more robust to various cross-ClassLoader and
>>> arbitrary naming issues. So check that only one entity is mapped to
>>> cl.mydomain.User class, and we'll go from there.
>>>
>>> Thanks,
>>> Andrus
>>>
>>>
>>> On May 3, 2008, at 5:01 PM, Hans Poo wrote:
>>>> Hi,
>>>>
>>>> I'm getting the next error (using cayenne 2.04):
>>>>
>>>> Can't perform lookup. There is more than one ObjEntity mapped to
>>>> class cl.mydomain.User.
>>>>
>>>>
>>>> The model was created with the cayenne 2.04 modeler, and that is
>>>> the tool i'am using for maintenance.
>>>> Moreover i've checked the model manually, and the class isn't
>>>> double mapped.
>>>>
>>>> Can anyone give me some help ?
>>>>
>>>> I've tried using 3.0 libraries, and the error don't show up.
>>>>
>>>> -- The problem is that i'am force to use 2.04 and can't move to  
>>>> 3.0  
>>>> --
>>>>
>>>> Atte
>>>> Hans
>>>>
>>>> Open WebMail Project (http://openwebmail.org)
>>>>
>>>>
>>>
>>>
>
>
> --
> Open WebMail Project (http://openwebmail.org)
>
>


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