I installed Ubuntu 18.04 on the cleaned partition. Strange problems. I reinstalled the programs and "missing" libraries. Programs: Virtualbox, smplayer, vlc, grub-customizer, gparted.
everything works now :) -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to qtbase-opensource-src in Ubuntu. https://bugs.launchpad.net/bugs/1791166 Title: Programs using the libqt5gui5 library do not start. Status in qtbase-opensource-src package in Ubuntu: Incomplete Bug description: Programs using the libqt5gui5 library do not start. Running in the terminal displays the message: "VirtualBox: supR3HardenedMainGetTrustedMain: dlopen("/usr/lib/virtualbox/VirtualBox.so",) failed: libQt5Gui.so.5: cannot open shared object file: No such file or directory" or "smplayer: error while loading shared libraries: libQt5Widgets.so.5: cannot open shared object file: No such file or directory" My distribution is Ubuntu 18.04.1. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/qtbase-opensource-src/+bug/1791166/+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