PAE boot failures
2211
How can I install on a non-PAE CPU? (error "Kernel requires features not present on the CPU: PAE")
3298
How do I resolve unmet dependencies after adding a PPA?
111573
What's the best way to re-enable PPAs/repos after an upgrade?
101728
Boot CD won't boot with a "x86-64 CPU,but only detected an i686 CPU" error
77827
How do I file a bug on a PPA upstream with the maintainers using Launchpad?
32778
install the grub boot loader on a hard disk` failed on my pc
32048
Installation failure on AMD Ryzen 3900X and Gigabyte Auros Master X570 motherboard
146792
Kernel load module error during boot up
70465
Why did the Kernel unpacking failed?
147557
"The 'grub-efi-amd64-signed' package failed to install into /target/" during installation of Ubuntu 18.04
93725
Cannot boot Android-x86 on PC - Emergency remount
89359
How can I fix an Install Failed error while installing Lion?
127349
Hardware Enablement Stack (HWE) out of support
33897
Broken /boot partition: input/output error
151066
Failed to fetch PPA Error (Deluge)
133
How can I fix a 404 Error when using a PPA or updating my package lists?
120131
How can I recover from a "AMD-Action:downloadProduct:SP" during installation of macOS?