SUMMARY In Oracle VM VirtualBox 6.1.22 when choosing disk to attach on the window content is impossible to click on by the mouse cursor. STEPS TO REPRODUCE 1. Click on virtual machine settings. 2. Storage -> Empty -> choose a disk file.. 3. The window with iso to find and choose is not reacting to mouse clicking. OBSERVED RESULT The Window content "Please choose a virtual optical disk file" is not clickable by mouse. EXPECTED RESULT To choose disk image by selecting and pressing open button. SOFTWARE/OS VERSIONS Linux/KDE Plasma: KDE Neon 5.21 User Edition KDE Plasma Version: 5.21.4 KDE Frameworks Version: 5.81.0 Qt Version: 5.12.2 ADDITIONAL INFORMATION X11
Reproducible on live "neon-user-20210429-0945.iso" from https://neon.kde.org/download. Install virtualbox from discover and create new virtual machine.
This is a bug in Virtualbox itself. See https://www.virtualbox.org/ticket/20222 *** This bug has been marked as a duplicate of bug 428929 ***