"Failed to set locale" 에러 발생시

# localectl set-locale LANG=ko_KR.UTF-8
or
# localectl set-locale LANG=en_KR.UTF-8
# yum search langpacks*
~~

Language Pack 설치

# dnf install langpacks-en langpacks-kr  
# dnf install glibc-langpack-en glibc-langpack-ko  
or
# dnf install glibc-all-langpacks

# dnf search glibc-langpack-en glibc-langpack-ko