I entered a question on the Ubuntu forums here https://ubuntuforums.org/showthread.php?t=2400309&p=13797999#post13797999. Although I got the crash report, I must have cleared this while handling some other issue.
-- 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/1767210 Title: package nvidia-kernel-common-390 390.48-0ubuntu3 failed to install/upgrade: trying to overwrite '/lib/udev/rules.d/71-nvidia.rules', which is also in package nvidia-384 384.111-0ubuntu0.16.04.1 Status in nvidia-graphics-drivers-390 package in Ubuntu: Confirmed Bug description: Fresh boot after upgrade. Got this. ProblemType: Package DistroRelease: Ubuntu 18.04 Package: nvidia-kernel-common-390 390.48-0ubuntu3 ProcVersionSignature: Ubuntu 4.15.0-20.21-generic 4.15.17 Uname: Linux 4.15.0-20-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia ApportVersion: 2.20.9-0ubuntu7 Architecture: amd64 Date: Thu Apr 26 14:42:58 2018 Dependencies: DuplicateSignature: package:nvidia-kernel-common-390:390.48-0ubuntu3 Unpacking nvidia-kernel-common-390 (390.48-0ubuntu3) ... dpkg: error processing archive /var/cache/apt/archives/nvidia-kernel-common-390_390.48-0ubuntu3_amd64.deb (--unpack): trying to overwrite '/lib/udev/rules.d/71-nvidia.rules', which is also in package nvidia-384 384.111-0ubuntu0.16.04.1 ErrorMessage: trying to overwrite '/lib/udev/rules.d/71-nvidia.rules', which is also in package nvidia-384 384.111-0ubuntu0.16.04.1 InstallationDate: Installed on 2018-02-02 (83 days ago) InstallationMedia: Ubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801) Python3Details: /usr/bin/python3.6, Python 3.6.5, python3-minimal, 3.6.5-3 PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, python-minimal, 2.7.15~rc1-1 RelatedPackageVersions: dpkg 1.19.0.5ubuntu2 apt 1.6.1 SourcePackage: nvidia-graphics-drivers-390 Title: package nvidia-kernel-common-390 390.48-0ubuntu3 failed to install/upgrade: trying to overwrite '/lib/udev/rules.d/71-nvidia.rules', which is also in package nvidia-384 384.111-0ubuntu0.16.04.1 UpgradeStatus: Upgraded to bionic on 2018-04-26 (0 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-390/+bug/1767210/+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