[Nepomuk] Fwd: Re: KDE SC 4.8.4 important problems

[Vishesh Handa]

On Tue, Jun 12, 2012 at 4:24 PM, Will Stephenson <wstephenson at kde.org>wrote:

> FAO Nepomuk developers, please read and comment on k-c-d.  It seems that
> the
> "non-Qt local socket commit" of 30th April brings gremlins with it.
>
> Will
>
> ---------- Forwarded message ----------
> From: "José Manuel Santamaría" Lema <panfaust at gmail.com>
> To: kde-core-devel at kde.org
> Cc:
> Date: Mon, 11 Jun 2012 03:54:27 +0200
> Subject: Re: KDE SC 4.8.4 important problems
> Hi,
>
> Peter Penz <peter.penz19 at gmail.com>
> > The issue has been tracked at
> > https://bugs.kde.org/show_bug.cgi?id=268064 - updating Soprano to the
> > latest master resolves the crash. But I don't know more about the
> > root-cause of this. Probably a Nepomuk-related update missed a proper
> > versioning-check of Soprano?
>
> There is also another bug report about all these crashes in general
> https://bugs.kde.org/show_bug.cgi?id=301453
>
> Also, according to Manu Tortosa, indeed kde 4.8.4 works without crashes
> with
> the newer, beta soprano..
>
> I inspected the soprano git repository and I found this commit:
>
> http://quickgit.kde.org/index.php?p=soprano.git&a=commit&h=3d66d429cb48781881af3e735f2a80af2114ab25
>
> which was done the same day than the commit mentioned in the above bug
> report
> https://bugs.kde.org/show_bug.cgi?id=301453#c2
>
> So I built and install kdelibs reverting the commit mentioned in the
> comment
> #2, this hacked version of kdelibs has been making the crashes gone so far
> for
> me.
>
> I have checked the debug output for gwenview with a system with the
> official
> 4.8.4 kdelibs, I'm attaching it  as gwenview_stdout_crashing.txt. I did the
> same with a system with the hacked kdelibs, I'm attaching that output as
> gwenview_stdout_working.txt
>
> Note that the working gwenview produces just one line like this:
> gwenview(3899)/nepomuk (library) {anonymous}::GlobalModelContainer::init:
> Connecting to local socket "/tmp/ksocket-santa/nepomuk-socket"
> while the crashing gwenview tries to connect to that socket various times.
>
> Also note that if I remove /tmp/ksocket-santa/nepomuk-socket the crashes
> are
> gone.
>
> So I also built a hacked soprano; this hacked soprano is 2.7.6 patched with
> these couple of commits:
>
> http://quickgit.kde.org/index.php?p=kdelibs.git&a=commit&h=a43824a200ed76cef48a90bd3aee8547698b7c91
>
> http://quickgit.kde.org/index.php?p=soprano.git&a=commit&h=5dde64227186d405f86bf66256705fbceabcf1e2
> Installing it in an affected system makes the crashes vanish.
>

Yup.


>
> Therefore, I tend to think the kdelibs commit mentioned in that bug report
> (3d66d429cb48781881af3e735f2a80af2114ab25) shouldn't have been done for
> 4.8.4.
> A confirmation from a Nepomuk developer would be highly appreciated.
>

Yup. It shouldn't have been done.

Then again, we do not have separate branches for 4.9 and 4.8.4, so that's
probably why this happened.


>
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>
>


-- 
Vishesh Handa
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