Thank you for reporting this bug to Ubuntu. Ubuntu 15.04 (vivid) reached end-of-life on February 4, 2016.
See this document for currently supported Ubuntu releases: https://wiki.ubuntu.com/Releases We appreciate that this bug may be old and you might not be interested in discussing it any more. But if you are then please upgrade to the latest Ubuntu version and re-test. If you then find the bug is still present in the newer Ubuntu version, please add a comment here telling us which new version it is in and change the bug status to Confirmed. ** Changed in: xorg (Ubuntu) Status: New => Won't Fix -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1473087 Title: QT_PLUGIN_PATH is set in Kubuntu 15.04 Status in xorg package in Ubuntu: Won't Fix Bug description: QT_PLUGIN_PATH is set in Kubuntu 15.04 that results to mixing Qt 5 libraries when third party Qt installed in the system. I.e. I installed Qt 5.5.0 with Qt Online Installer to my home directory and binaries such as assistant, designer doesn't start because of mixing Qt libraries with system's Qt 5.4.1. ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: xorg 1:7.7+7ubuntu4 ProcVersionSignature: Ubuntu 3.19.0-22.22-generic 3.19.8-ckt1 Uname: Linux 3.19.0-22-generic x86_64 NonfreeKernelModules: wl ApportVersion: 2.17.2-0ubuntu1.1 Architecture: amd64 CurrentDesktop: KDE Date: Thu Jul 9 16:47:07 2015 EcryptfsInUse: Yes InstallationDate: Installed on 2015-05-03 (67 days ago) InstallationMedia: Kubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422) SourcePackage: xorg Symptom: display UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1473087/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp