Ok, that was a bit premature judgment 
. The graphics doesn’t start any more - see the following in the attached log.
...
endless gdm-Xorg-:5[1107]: (EE) AIGLX error: dlopen of /usr/lib/arm-linux-gnueabihf/dri/armsoc_dri.so failed (/usr/lib/arm-linux-gnueabihf/dri/armsoc_dri.so: cannot open shared object file: No such file or directory)
...
endless gdm-Xorg-:5[1107]: Fatal server error:
endless gdm-Xorg-:5[1107]: (EE) Caught signal 11 (Segmentation fault). Server aborting
...
eos-diagnostic-200213_220106_UTC 0100.txt (300.8 KB)