[FreeNX-kNX] [BUG] Alt/Ctrl keys get stuck

[Hai Zaar]

On Sun, Jul 13, 2008 at 11:08 AM, Jeremy Wilkins <wjeremy at shaw.ca> wrote:
>
> I know this thread is getting old, but I wonder if that is related to the NX
> 3.2.0 bug on 64bit keyboard support?  NX has a fix out now for that one.
What is "64bit keyboard support"?

>
>
> Hai Zaar wrote:
>>
>> Good day!
>> I use yakuake app on my remote nx desktop. yakuake is a popup konsole
>> window for KDE.
>> I use Alt-~ key sequence to bring it on and off.
>>
>> The problem is that occasionally after pressing that combination, Alt
>> key gets stuck - i.e. it looks like nx think that its always pressed.
>> Unfortunately, I've not found a way to release it - pressing keys
>> again and again, punching keyboard, even reconnecting the session does
>> not help.
>> I can't even close the session - I can't press nx client dialog
>> buttons cause it thinks its Alt-click - had to connect via ssh and
>> kill nx session.
>>
>> It happens both from Windows and Linux clients. I've got two remote
>> servers - one is debian testing and the other is my custom
>> linux-from-scratch build.
>> LinuxFromScracth has freenx-0.7.1/nx-3.1
>> Debian testing has latest freenx-0.7.2/nx-3.2 (Jeremy ubuntu rebuilds)
>>
>> Here is how to reproduce it
>>  1. Start nx client
>>  2. Connect to some server where you has suspended KDE desktop
>> session, where you have yakuake running and Alt-~ shortcut is set to
>> pop out yakuake.
>>  3. As desktop just starts to appear - type repeatedly Alt-~ randomly
>> pressing and releasing each/both keys
>>
>> After doing some more tests, It looks like this stickiness happens  when:
>> 1. Nx is "busy", i.e. loading session, redrawing (when switching
>> to/from fullscreen)
>> 2. You tap a key sequence that is assigned to some global KDE shortcut.
>>
>> For example, you can assign Ctrl-space to "switch to next keyboard
>> layout" in kcontrol, then tap Ctrl-space several time while nx is
>> "busy" - you'll get your Control key stuck.
>>
>> Again, this bug is very disturbing, since I've found to no way to get
>> out of stickiness rather then killing the session.
>>
>> --
>> Zaar
>> ________________________________________________________________
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>>                  http://www.nomachine.com/kb/
>>
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>> ________________________________________________________________
>>
>>
>
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>
> ________________________________________________________________
>     Were you helped on this list with your FreeNX problem?
>    Then please write up the solution in the FreeNX Wiki/FAQ:
>  http://openfacts.berlios.de/index-en.phtml?title=FreeNX_FAQ
>         Don't forget to check the NX Knowledge Base:
>                 http://www.nomachine.com/kb/
>
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-- 
Zaar