Bug#616093: Possible Solution

[Martin Künstner <m.kuenstner@service4linux.com>]

Am Sonntag, den 06.03.2011, 16:17 +0000 schrieb Ben Hutchings:
> On Sun, 2011-03-06 at 17:13 +0100, Martin Künstner wrote:
> > Am Sonntag, den 06.03.2011, 15:54 +0000 schrieb Ben Hutchings:
> > > On Thu, 2011-03-03 at 16:13 +0100, Martin Künstner wrote:
> > > > Hello,
> > > > 
> > > > after searching for "QFont::fromString: Invalid description 'Sans
> > > > Serif,10,5,0,50,0'"
> > > > 
> > > > I found that i have to install ibus.
> > > > 
> > > > After installing ibus everything now works for me.
> > > 
> > > Going back to your original message (which I didn't see before, as this
> > > bug was reassigned):
> > > 
> > > > on the file open dialog libre office get stuck and the whole system gets frozen
> > > > no user interaction is possible any more
> > > > mous is moving but every otner action is no more possible
> > > > you cant even change to console via STRG+F1
> > > 
> > > You need to use the Alt key as well.
> > > 
> > > > system is not more responding
> > > 
> > > This really sounds like LibreOffice (or more likely an extension to LO)
> > > has grabbed and then not released the keyboard and mouse.  Applications
> > > can override normal window focus temporarily ('grab') for purposes like
> > > drag-and-drop, but unfortunately this is not automatically released when
> > > you release the mouse buttons.  If an application fails to release its
> > > grab it can effectively break the entire desktop session in the way you
> > > described.  However, the console switching keystrokes should still work.
> > > Could you temporarily remove ibus and test that Strg-Alt-F1 works when
> > > the system is in this state?
> > 
> > I meant Strg-Alt-F1
> > and it did not respond. 
> > 
> > The system does not respond at all:
> > even Strg-Alt-Backspace to Kill X
> 
> Well, that key combination is now disabled by default.
> 
> > or Strg-Alt-F1 to F6 did do anything.
> > Everything is blocked.
> 
> OK, that does sound like something more serious than an unreleased grab.
> But I cannot see what difference ibus could make.
> 
> > I think the BUG is in KDM.
> 
> I don't think so.  kdm gets out of the way once you have logged in.
All i can say it after installing ibus
evrything worked perfect:
in the kde controll bare ther is an ibus icon.
so if it is not in kdm it is in kde, this is the desktop environment i
use.

can i provide further informations on this issue?
maybe install some debugging stuff?

> 
> Ben.
> 
> > In this log file i found the log message
> > "QFont::fromString: Invalid description 'Sans Serif,10,5,0,50,0'
> 
>