Same problem (undefined symbol) also when trying to run Sun's VirtualBox (virtualization software where I run Windows XP):
VirtualBox: supR3HardenedMainGetTrustedMain: dlopen("/usr/lib/virtualbox/VirtualBox.so",) failed: /usr/lib/virtualbox/VirtualBox.so: undefined symbol: _ZN7QRegionpLERK5QRect -- qt4 libraries do not work due to unknown symbol https://bugs.launchpad.net/bugs/340252 You received this bug notification because you are a member of Kubuntu Bugs, which is subscribed to qt4-x11 in ubuntu. -- kubuntu-bugs mailing list kubuntu-b...@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs