[error] apt-get update

• 발생시간 : 2021-07-07 오전 09:50
• PC 스펙 :
  • 삼성 노트북, 모델 550XDA, 11th Gen Intel(R) Core I7-1165G7, 2.80GHz
  • 메모리 16.0GB, 64비트 운영 체제, x64 기반 프로세서
  • Hyper-V를 이용한 WSL2 Ubuntu 백엔드 개발 환경 구성
• 오류 개요 : sudo apt update or sudo apt-get update시 오류 발생
• 시도한 것들 :
  • sudo hwclock --hctosys
    • This command gets the latest time from your Windows machine’s RTC and sets the system time to that.
  • sudo nano /etc/resolv.conf

 This file was automatically generated by WSL. To stop automatic generation of this file, add the following entry to /etc/wsl.conf:
[network]
generateResolvConf = false
nameserver 172.X.X.X

• resolv.conf파일의 nameserver를 8.8.8.8로 변경

• 참고자료 :

  • https://itectec.com/ubuntu/ubuntu-sudo-apt-update-error-release-file-is-not-yet-valid/
  • https://stackoverflow.com/questions/60269422/windows10-wsl2-ubuntu-debian-apt-get-update-failed-no-network
  • https://ksy3241blog.wordpress.com/2016/06/17/sudo-apt-get-update-%EC%97%90%EB%9F%AC/