URP: queryInterface request message with unknown OID received

[Stephan Bergmann]

On 06/03/2015 12:54 PM, Stephan Bergmann wrote:
> On 06/02/2015 02:32 PM, Lionel Elie Mamane wrote:
>> So, if you would like to work on that (which would make me happier),
>> then apply the attached patch, then:
>>   make JunitTest_dbaccess_complex
>> several times in a row, and you should get the problem. If not, try
>> uncommenting more "@Test" instances.
>
> Thanks for the reproducer.  Looking into it a bit, it smells like a
> reincarnation of an ages-old phenomenon where the JVM garbage-collects
> objects "too aggressively" (i.e., with the object still nominally on the
> call stack, but optimized away) and we thus send a release call from
> Java URP to binary URP too soon.  I'll look into it further.

Ah, not quite.  Should be fixed now with 
<http://cgit.freedesktop.org/libreoffice/core/commit/?id=3766f2a0d3bc50919366b0e43f5ee8c814019c8b> 
"Finalizers must not access UNO objects" (see there for details).