Alexandre Lima's suggestion works, but it needs to be adjusted in case of not an English locale.
Try # for FILE in $(dpkg-divert --list | grep nvidia-340 | awk '{print $3}'); do echo $FILE; done first and choose the correct number for substring `{print $3}` For example for Russian locale it will be $2: # for FILE in $(dpkg-divert --list | grep nvidia-340 | awk '{print $2}'); do dpkg-divert --remove $FILE; done -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to nvidia-graphics-drivers-390 in Ubuntu. https://bugs.launchpad.net/bugs/1768050 Title: package libnvidia-gl-390 (not installed) failed to install/upgrade: new libnvidia-gl-390:amd64 package pre-installation script subprocess returned error exit status 2 (NOT FIXED) Status in nvidia-graphics-drivers-390 package in Ubuntu: Confirmed Bug description: There is a previous report, but I don't think this bug has been fixed, it is still there. When I execute "sudo ubuntu-drivers autoinstall" the driver does not installed. then I was told: "diversion of /usr/lib/x86_64-linux-gnu/libGL.so.1 to /usr/lib/x86_64-linux-gnu/libGL.so.1.distrib by nvidia-340 dpkg-divert: error: mismatch on package" then I trace the bug and found it may be comes from libnvidia-gl-390 package and libnvidia-ifr1-390. and When I try to install only the libnvidia-gl-390 package, I've got: package libnvidia-gl-390 (not installed) failed to install/upgrade: new libnvidia-gl-390:amd64 package pre-installation script subprocess returned error exit status 2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-390/+bug/1768050/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp