Thanks for your report.
Could you please run the following command and tell if it helps:
sudo apt-get install --reinstall dkms
Thanks
** Changed in: dkms (Ubuntu)
Status: New => Incomplete
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package dkms 2.0.20.4-0ubuntu2 failed to install/upgrade: package dkms is
already installed and configured
https://bugs.launchpad.net/bugs/302743
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