Comment 27 for bug 1318584

more on comment #23 and comment #24
the most up-to-date qt could reproduce this bug

--- more information ---

checkbox-gui:
  Installed: 0.17.9~dev+bzr3053+pkg2~ubuntu14.10.1
  Candidate: 0.17.9~dev+bzr3063+pkg2~ubuntu14.10.1
  Version table:
     0.17.9~dev+bzr3063+pkg2~ubuntu14.10.1 0
        500 http://ppa.launchpad.net/checkbox-dev/ppa/ubuntu/ utopic/main amd64 Packages
 *** 0.17.9~dev+bzr3053+pkg2~ubuntu14.10.1 0
        100 /var/lib/dpkg/status
     0.17.6-0ubuntu6 0
        500 http://tw.archive.ubuntu.com/ubuntu/ utopic/main amd64 Packages

libqt5core5a:
  Installed: 5.3.0+dfsg-2ubuntu1
  Candidate: 5.3.0+dfsg-2ubuntu1
  Version table:
 *** 5.3.0+dfsg-2ubuntu1 0
        500 http://ppa.launchpad.net/ci-train-ppa-service/landing-005/ubuntu/ utopic/main amd64 Packages
        100 /var/lib/dpkg/status
     5.3.0+dfsg-2ubuntu1~utopic1~test2 0
        500 http://ppa.launchpad.net/canonical-qt5-edgers/qt5-beta2/ubuntu/ utopic/main amd64 Packages
     5.2.1+dfsg-1ubuntu17 0
        500 http://tw.archive.ubuntu.com/ubuntu/ utopic/main amd64 Packages

Distributor ID: Ubuntu
Description: Ubuntu Utopic Unicorn (development branch)
Release: 14.10
Codename: utopic
3.15.0-5-generic
tested on CID 201402-14684
00:02.0 VGA compatible controller [0300]: Intel Corporation Haswell-ULT Integrated Graphics Controller [8086:0a16] (rev 09)
08:00.0 3D controller [0302]: NVIDIA Corporation GF117M [GeForce 610M/710M/820M / GT 620M/625M/630M/720M] [10de:1140] (rev a1)