I had the same issue when upgrading from 16.04.5 to 18.04.1 LTS on a Intel NUC NUC8i3BEH model.
I used the fix that yaroslav used and it works also in my case: ln -s /usr/lib/x86_64-linux-gnu/mesa/libGL.so.1 /usr/lib/x86_64-linux-gnu/libGL.so.1
I had the same issue when upgrading from 16.04.5 to 18.04.1 LTS on a Intel NUC NUC8i3BEH model.
I used the fix that yaroslav used and it works also in my case: x86_64- linux-gnu/ mesa/libGL. so.1 /usr/lib/ x86_64- linux-gnu/ libGL.so. 1
ln -s /usr/lib/