Justin was trying to rebuild grub-customizer from source it ask to install loads of these dependencies
libarchive-devel
at-spi2-atk-devel at-spi2-devel atkmm-devel cairomm-devel fontconfig-devel
freetype2-devel fribidi-devel gdk-pixbuf-devel glibmm-devel graphite2-devel
harfbuzz-devel libatk-devel libcairo-devel libepoxy-devel libgtk-3-devel
libgtkmm-3-devel libicu-devel libpng-devel libsigc++-devel libxcomposite-devel
libxcursor-devel libxft-devel libxi-devel libxinerama-devel libxkbcommon-devel
libxrandr-devel libxrender-devel libxtst-devel pango-devel pangomm-devel
pixman-devel wayland-devel wayland-protocols wayland-protocols-devel
no idea about wayland-protocals so i stopped rebuilding i dont wanna mess with working computer. Found a debug pakage installed in solus i did try and got this output
$ sudo grub-customizer debug
-> main/init
-> settings/load-resolutions
sh: hwinfo: command not found
Segmentation fault
couldn't find hwinfo in solus repo.
if anyone wanna try its the URL https://answers.launchpad.net/grub-customizer/+faq/1397