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Manjor update: 今天 manjaro 更新，黑屏光标闪烁，ctrl + alt +f6 进入命令界面.error while loading shared libraries: libidn2.so.4: cannot open shared object file: No such file or directorygoogle 解决方法
1.chroot
2.pacman -U /var/cache/pacman/pkg/libidn2-2.0.5-1-x86_64.pkg.tar.xz
3.cp /var/cache/pacman/pkg/libidn2-2.1.0-1-x86_64.pkg.tar.xz ~
cd ~
tar xf libidn2-2.1.0-1-x86_64.pkg.tar.xz
4.cp usr/lib/libidn2.so.4* /usr/lib/
5.pacman -S libidn2 –force
6.pacman -Syu
7.pacman -S systemd
exit
reboot
After successful boot run sudo pacman -Syyuu
正文完