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Setting up libudfread0:amd64 (1.1.1-1) ...
Setting up librabbitmq4:amd64 (0.10.0-1) ...
Setting up chromium-codecs-ffmpeg-extra (1:85.0.4183.83-0ubuntu2) ...
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Setting up libnorm1:amd64 (1.5.9+dfsg-2) ...
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Setting up libx265-192:amd64 (3.4-2) ...
Setting up libnvidia-compute-460:amd64 (460.73.01-0ubuntu1) ...
Setting up libmpeg2-4:amd64 (0.5.1-9) ...
Setting up libxvidcore4:amd64 (2:1.3.7-1) ...
Setting up libx264-160:amd64 (2:0.160.3011+gitcde9a93-2build1) ...
Setting up shim-signed (1.47+15.4-0ubuntu2) ...
Trying to migrate /boot/efi into esp config
Installing grub to /boot/efi.
Installing for x86_64-efi platform.
grub-install: warning: Cannot read EFI Boot* variables.
grub-install: warning: read_file: could not read from file: Input/output error.
grub-install: warning: vars_get_variable: read_file(/sys/firmware/efi/vars/Boot0001-8be4df61-93ca-11d2-aa0d-00e098032b8c/raw_var) failed: Input/output error.
grub-install: warning: efi_get_variable: ops->get_variable failed: Input/output error.
grub-install: error: failed to register the EFI boot entry: Input/output error.
dpkg: error processing package shim-signed (--configure):
 installed shim-signed package post-installation script subprocess returned error exit status 1
Setting up libsnappy1v5:amd64 (1.1.8-1build1) ...