Ubuntuのapt update、apt upgradeの(13: Permission denied)エラーに対処する方法
Ubuntuのapt update、apt upgradeの(13: Permission denied)エラーに対処するにはroot権限で実行します。
$ apt update # Permission deniedになる Reading package lists... Done E: Could not open lock file /var/lib/apt/lists/lock - open (13: Permission denied) E: Unable to lock directory /var/lib/apt/lists/ W: Problem unlinking the file /var/cache/apt/pkgcache.bin - RemoveCaches (13: Permission denied) W: Problem unlinking the file /var/cache/apt/srcpkgcache.bin - RemoveCaches (13: Permission denied) $ apt upgrade # Permission deniedになる E: Could not open lock file /var/lib/dpkg/lock-frontend - open (13: Permission denied) E: Unable to acquire the dpkg frontend lock (/var/lib/dpkg/lock-frontend), are you root? $ sudo apt update # sudoを付けて実行する $ sudo apt upgrade # sudoを付けて実行する
