Ubuntu 18.04.1 operating system, QT version 5.12
After starting the program that shows the 3D window, the console is written the following warning:
QStandardPaths: XDG_RUNTIME_DIR not set, defaulting to '/tmp/runtime-root'qt.glx: qglx_findConfig: Failed to finding matching FBConfig (8 8 8 0)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 8 8 0)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 8 0)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 1 0)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 1 0)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 1 0)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (8 8 8 0)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 8 8 0)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 8 0)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 1 0)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 1 0)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 1 0)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (8 8 8 0)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 8 8 0)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 8 0)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 1 0)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 1 0)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 1 0)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (8 8 8 8)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 8 8 8)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 8 8)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 1 8)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 1 8)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 1 8)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (8 8 8 8)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 8 8 8)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 8 8)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 1 8)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 1 8)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 1 8)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (8 8 8 8)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 8 8 8)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 8 8)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 1 8)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 1 8)qt.glx: qglx_findConfig: Failed to finding matching FBConfig (1 1 1 8
Perhaps this information may help answer the question:
sudo ldconfig -p | grep -i gl.so[sudo] password for ilya: libwayland-egl.so.1 (libc6,x86-64) => /usr/lib/x86_64-linux-gnu/libwayland-egl.so.1 libcogl.so.20 (libc6,x86-64) => /usr/lib/x86_64-linux-gnu/libcogl.so.20 libOpenGL.so.0 (libc6,x86-64) => /usr/lib/x86_64-linux-gnu/libOpenGL.so.0 libOpenGL.so (libc6,x86-64) => /usr/lib/x86_64-linux-gnu/libOpenGL.so libGL.so.1 (libc6,x86-64) => /usr/lib/x86_64-linux-gnu/libGL.so.1 libGL.so (libc6,x86-64) => /usr/lib/x86_64-linux-gnu/libGL.so libEGL.so.1 (libc6,x86-64) => /usr/lib/x86_64-linux-gnu/libEGL.so.1 libEGL.so (libc6,x86-64) => /usr/lib/x86_64-linux-gnu/libEGL.so