Bug 419114 - KIO file from KCI stable fails with "undefined symbol: _ZN3KIO20detailsToStatDetailsEi"
Summary: KIO file from KCI stable fails with "undefined symbol: _ZN3KIO20detailsToStat...
Status: RESOLVED WORKSFORME
Alias: None
Product: frameworks-kio
Classification: Frameworks and Libraries
Component: general (other bugs)
Version First Reported In: 5.68.0
Platform: Ubuntu Linux
: NOR major
Target Milestone: ---
Assignee: David Faure
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2020-03-22 15:49 UTC by Oded Arbel
Modified: 2020-03-22 20:45 UTC (History)
1 user (show)

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Latest Commit:
Version Fixed/Implemented In:
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Description Oded Arbel 2020-03-22 15:49:46 UTC 
SUMMARY

After updating from KCI stable today, Anything that needs KIO file fails with error:

Cannot load library /usr/lib/x86_64-linux-gnu/qt5/plugins/kf5/kio/file.so: (/usr/lib/x86_64-linux-gnu/qt5/plugins/kf5/kio/file.so: undefined symbol: _ZN3KIO20detailsToStatDetailsEi)

kio installation:

$ apt policy kio
kio:
  Installed: 5.68.0+p20.04+git20200321.0904-0
  Candidate: 5.68.0+p20.04+git20200321.0904-0
  Version table:
 *** 5.68.0+p20.04+git20200321.0904-0 500
        500 http://ppa.launchpad.net/kubuntu-ci/stable/ubuntu focal/main amd64 Packages
        100 /var/lib/dpkg/status


STEPS TO REPRODUCE
1. start `dolphin`

OBSERVED RESULT

Dolphin shows empty file area and error message: "Unable to create io-slave. klauncher said: Error loading /usr/lib/x86_64-linux-gnu/qt5/plugins/kf5/kio/file.so'.

EXPECTED RESULT

Some files should be shown.

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: 
KDE Plasma Version: 5.18.3
KDE Frameworks Version: 5.68
Qt Version: 5.12.5

ADDITIONAL INFORMATION

~/.xesssion-errors have this log multiple times:

Cannot load library /usr/lib/x86_64-linux-gnu/qt5/plugins/kf5/kio/file.so: (/usr/lib/x86_64-linux-gnu/qt5/plugins/kf5/kio/file.so: undefined symbol: _ZN3KIO20detailsToStatDetailsEi)

This seems to be related to this change: https://phabricator.kde.org/D25010
Comment 1 Oded Arbel 2020-03-22 20:45:34 UTC 
After a restart, everything works again. This isn't the first time that a kio update causes file.so loading errors for me, that go away after a reboot. I wonder what's up with that.