Reactivate Linux network interface after standby

I'm happily using (after all this time!) the Acer Nitro 5 [AN5] with Ubuntu 20.04 and the power saving script [PSS]. Unfortunately, when using the lowest power mode, the Ethernet interface won't get an IP any more. The Ethernet interface wakes up with a simple command: sudo ip link set enp7s0 up Resources [AN5] Ubuntu … Continue reading Reactivate Linux network interface after standby

Driver does not support any RC mode compatible with selected options (supported modes: CQP)

Rendering a video with KDEnlive 22.08.1 under Ubuntu 22.04 on the Acer Nitro5 with the hardware accelerated VAAPI Intel H264 profile aborts with this error: Driver does not support any RC mode compatible with selected options (supported modes: CQP). I'm not deep enough into the KDEnlive architecture to understand what I'm doing, my superficial understanding … Continue reading Driver does not support any RC mode compatible with selected options (supported modes: CQP)

Acer Nitro 5 power button broken in Ubuntu 20.04

Update 2023.03.17: a reader of this blog, W0CKY, came up with a much better solution: sudo setkeycodes 55 116 I packaged that into a script: #!/bin/bash if [[ $EUID -ne 0 ]]; then echo re-running as root exec sudo /bin/bash "$0" "$@" else echo rewriting key codes setkeycodes 55 116 fi ... configured sudoers to … Continue reading Acer Nitro 5 power button broken in Ubuntu 20.04

Ubuntu 20.04 not resolving local network hostnames

An Ubuntu 20.04 laptop installation started not being able to resolve the names of hosts in the same local network. Although the host names were registered with the router, the laptop wouldn't be able to resolve those host names. Surprisingly, neither netbios resolution worked (although nbtscan would find those hosts). The solution is to bypass … Continue reading Ubuntu 20.04 not resolving local network hostnames