From: Stefano Crocco <stefano.crocco@...>
Date: 2010-12-06T02:04:33+09:00
Subject: Re: qt4-ruby crash

On Monday 06 December 2010 01:57:38 Marco Polo wrote:
> Hi,
> 
> i had one of the worst idea in my life one month ago: port a working
> ruby-gtk2 app to ruby-qt4. Not only it becomes a non-sense to use ruby
> since your code looks like to a c++ app written in another language (you
> almost lose all advantages of a clean ruby port like ruby-gnome2,
> exception messages are unclear when it's qt related) but it crashes in a
> way that is incredible:
> 
> /usr/lib/ruby/site_ruby/1.8/Qt/qtruby4.rb:2680: [BUG] object allocation
> during garbage collection phase
> ruby 1.8.7 (2010-08-16 patchlevel 302) [x86_64-linux]
> 
> The first time i had this message, i surrounded a piece of code with
> calls to GC.disable and GC.enable to make the damn thing work.
> 
> And now i fall in the same problem in another part of code but this
> time, GC.enable/disable doesn't work.
> 
> It's related to qt::treewidget: it works if sorting is not enabled but
> it crashes if it's enabled.
> 
> Does anyone have any idea about this problem?
> 
> Thanks.
> 
> Linux 2.6.35.6-48.fc14.x86_64, qt 4.7.1, kde 4.5.3

Which version of qt-ruby are you using? I remember having some problems like 
the one you're experiencing, but it was a long time ago.

Stefano