Re: [orca-list] Problem with orca stopping

[Willie Walker <William Walker Sun COM>]

Hi Michael:

From these lines, it looks like the at-spi registry has dies or gone 
into a very unhappy state:

>   File "/usr/lib/pymodules/python2.5/orca/focus_tracking_presenter.py",
> line 528, in _processObjectEvent
>     if event.source == self.registry.getDesktop(0):
>   File "/usr/lib/python2.5/site-packages/pyatspi/registry.py", line 410,
> in getDesktop
>     raise LookupError(e)

Can you describe exactly how you are switching between Thunderbird and 
the desktop really quickly?  I'd like to try to reproduce this.

Will

Michael Whapples wrote:
> Hello,
> I probably should file this as a bug, but I have noticed times when orca 
> seems to just stop working (doesn't crash to the point where it exits 
> but just doesn't seem to respond in any way, know orca is still running 
> as it still shows text at the last time orca responded rather than 
> brltty showing the "screen not in text mode" message).
>
> Now I am not sure fully what causes it, but I first noticed it when 
> exiting firefox and quickly switching to thunderbird. Now I don't think 
> its specific to those applications, I seem to be able to achieve the 
> same result by doing alot of quick switching between applications and 
> the desktop (thunderbird being the application and I have quite a large 
> number of messages in my inbox and orca does react slowly with the 
> message list).
>
> Now I am not sure whether the above is enough to try and work out why it 
> stops, I have managed to get a exception trace when this occurs, here it 
> is below:
>
> Traceback (most recent call last):
>   File "/usr/lib/pymodules/python2.5/orca/focus_tracking_presenter.py", 
> line 925, in _dequeueEvent
>     self._processObjectEvent(event)
>   File "/usr/lib/pymodules/python2.5/orca/focus_tracking_presenter.py", 
> line 528, in _processObjectEvent
>     if event.source == self.registry.getDesktop(0):
>   File "/usr/lib/python2.5/site-packages/pyatspi/registry.py", line 410, 
> in getDesktop
>     raise LookupError(e)
> LookupError
>
> focus_tracking_presenter:_dequeueEvent:  the event queue is empty!
>
>
> When this happens orca doesn't return the terminal it was launched from 
> back to the prompt (which agrees with the Braille display observation).
>
> Some version information:
> orca 2.27.91 on debian. Thunderbird is a nightly version (3.0b4pre) and 
> iceweasel (debian's firefox) 3.0.12.
>
> Any thoughts on this?
>
> Michael Whapples
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