【E: Unable to locate package】対処方法


page:[うんちく]

はじめに

環境

  • Windows
  • WSL2上のDebian

状況

sudo apt install ssh
Reading package lists… Done
Building dependency tree
Reading state information… Done
E: Unable to locate package ssh
  • sshをインストール
    • エラー発生
    • sshのパッケージを参照できません：「E: Unable to locate package ssh」

対処方法

原因

対処コマンド

sudo apt-get update
  • aptのパッケージリスト更新
    • その後apt installする
  • 以降の実行ログに手順詳細と経過を記載した

実行ログ

aptのパッケージリスト更新

更新前

apt list
apt list|wc -l
$ apt list
Listing... Done
adduser/now 3.115 all [installed,local]
apt/now 1.4.8 amd64 [installed,local]
apt-utils/now 1.4.8 amd64 [installed,local]
base-files/now 9.9+deb9u5 amd64 [installed,local]
base-passwd/now 3.5.43 amd64 [installed,local]
bash/now 4.4-5 amd64 [installed,local]
bsdmainutils/now 9.0.12+nmu1 amd64 [installed,local]
bsdutils/now 1:2.29.2-1+deb9u1 amd64 [installed,local]
coreutils/now 8.26-3 amd64 [installed,local]
cpio/now 2.11+dfsg-6 amd64 [installed,local]
cron/now 3.0pl1-128+deb9u1 amd64 [installed,local]
dash/now 0.5.8-2.4 amd64 [installed,local]
debconf/now 1.5.61 all [installed,local]
debconf-i18n/now 1.5.61 all [installed,local]
debian-archive-keyring/now 2017.5 all [installed,local]
debianutils/now 4.8.1.1 amd64 [installed,local]
diffutils/now 1:3.5-3 amd64 [installed,local]
dmidecode/now 3.0-4 amd64 [installed,local]
dmsetup/now 2:1.02.137-2 amd64 [installed,local]
dpkg/now 1.18.25 amd64 [installed,local]
e2fslibs/now 1.43.4-2 amd64 [installed,local]
e2fsprogs/now 1.43.4-2 amd64 [installed,local]
findutils/now 4.6.0+git+20161106-2 amd64 [installed,local]
gcc-6-base/now 6.3.0-18+deb9u1 amd64 [installed,local]
gnupg/now 2.1.18-8~deb9u2 amd64 [installed,local]
gnupg-agent/now 2.1.18-8~deb9u2 amd64 [installed,local]
gpgv/now 2.1.18-8~deb9u2 amd64 [installed,local]
grep/now 2.27-2 amd64 [installed,local]
gzip/now 1.6-5+b1 amd64 [installed,local]
hostname/now 3.18+b1 amd64 [installed,local]
ifupdown/now 0.8.19 amd64 [installed,local]
init/now 1.48 amd64 [installed,local]
init-system-helpers/now 1.48 all [installed,local]
iproute2/now 4.9.0-1+deb9u1 amd64 [installed,local]
iptables/now 1.6.0+snapshot20161117-6 amd64 [installed,local]
iputils-ping/now 3:20161105-1 amd64 [installed,local]
isc-dhcp-client/now 4.3.5-3+deb9u1 amd64 [installed,local]
isc-dhcp-common/now 4.3.5-3+deb9u1 amd64 [installed,local]
kmod/now 23-2 amd64 [installed,local]
libacl1/now 2.2.52-3+b1 amd64 [installed,local]
libapparmor1/now 2.11.0-3+deb9u2 amd64 [installed,local]
libapt-inst2.0/now 1.4.8 amd64 [installed,local]
libapt-pkg5.0/now 1.4.8 amd64 [installed,local]
libassuan0/now 2.4.3-2 amd64 [installed,local]
libattr1/now 1:2.4.47-2+b2 amd64 [installed,local]
libaudit-common/now 1:2.6.7-2 all [installed,local]
libaudit1/now 1:2.6.7-2 amd64 [installed,local]
libblkid1/now 2.29.2-1+deb9u1 amd64 [installed,local]
libbsd0/now 0.8.3-1 amd64 [installed,local]
libbz2-1.0/now 1.0.6-8.1 amd64 [installed,local]
libc-bin/now 2.24-11+deb9u3 amd64 [installed,local]
libc-l10n/now 2.24-11+deb9u3 all [installed,local]
libc6/now 2.24-11+deb9u3 amd64 [installed,local]
libcap-ng0/now 0.7.7-3+b1 amd64 [installed,local]
libcap2/now 1:2.25-1 amd64 [installed,local]
libcomerr2/now 1.43.4-2 amd64 [installed,local]
libcryptsetup4/now 2:1.7.3-4 amd64 [installed,local]
libdb5.3/now 5.3.28-12+deb9u1 amd64 [installed,local]
libdebconfclient0/now 0.227 amd64 [installed,local]
libdevmapper1.02.1/now 2:1.02.137-2 amd64 [installed,local]
libdns-export162/now 1:9.10.3.dfsg.P4-12.3+deb9u4 amd64 [installed,local]
libelf1/now 0.168-1 amd64 [installed,local]
libestr0/now 0.1.10-2 amd64 [installed,local]
libfastjson4/now 0.99.4-1 amd64 [installed,local]
libfdisk1/now 2.29.2-1+deb9u1 amd64 [installed,local]
libffi6/now 3.2.1-6 amd64 [installed,local]
libgcc1/now 1:6.3.0-18+deb9u1 amd64 [installed,local]
libgcrypt20/now 1.7.6-2+deb9u3 amd64 [installed,local]
libgmp10/now 2:6.1.2+dfsg-1 amd64 [installed,local]
libgnutls30/now 3.5.8-5+deb9u3 amd64 [installed,local]
libgpg-error0/now 1.26-2 amd64 [installed,local]
libhogweed4/now 3.3-1+b2 amd64 [installed,local]
libidn11/now 1.33-1 amd64 [installed,local]
libidn2-0/now 0.16-1+deb9u1 amd64 [installed,local]
libip4tc0/now 1.6.0+snapshot20161117-6 amd64 [installed,local]
libip6tc0/now 1.6.0+snapshot20161117-6 amd64 [installed,local]
libiptc0/now 1.6.0+snapshot20161117-6 amd64 [installed,local]
libisc-export160/now 1:9.10.3.dfsg.P4-12.3+deb9u4 amd64 [installed,local]
libkmod2/now 23-2 amd64 [installed,local]
libksba8/now 1.3.5-2 amd64 [installed,local]
liblocale-gettext-perl/now 1.07-3+b1 amd64 [installed,local]
liblogging-stdlog0/now 1.0.5-2+b2 amd64 [installed,local]
liblognorm5/now 2.0.1-1.1+b1 amd64 [installed,local]
liblz4-1/now 0.0~r131-2+b1 amd64 [installed,local]
liblzma5/now 5.2.2-1.2+b1 amd64 [installed,local]
libmnl0/now 1.0.4-2 amd64 [installed,local]
libmount1/now 2.29.2-1+deb9u1 amd64 [installed,local]
libncurses5/now 6.0+20161126-1+deb9u2 amd64 [installed,local]
libncursesw5/now 6.0+20161126-1+deb9u2 amd64 [installed,local]
libnetfilter-conntrack3/now 1.0.6-2 amd64 [installed,local]
libnettle6/now 3.3-1+b2 amd64 [installed,local]
libnewt0.52/now 0.52.19-1+b1 amd64 [installed,local]
libnfnetlink0/now 1.0.1-3 amd64 [installed,local]
libnpth0/now 1.3-1 amd64 [installed,local]
libp11-kit0/now 0.23.3-2 amd64 [installed,local]
libpam-modules/now 1.1.8-3.6 amd64 [installed,local]
libpam-modules-bin/now 1.1.8-3.6 amd64 [installed,local]
libpam-runtime/now 1.1.8-3.6 all [installed,local]
libpam0g/now 1.1.8-3.6 amd64 [installed,local]
libpcre3/now 2:8.39-3 amd64 [installed,local]
libpopt0/now 1.16-10+b2 amd64 [installed,local]
libprocps6/now 2:3.3.12-3+deb9u1 amd64 [installed,local]
libpsl5/now 0.17.0-3 amd64 [installed,local]
libreadline7/now 7.0-3 amd64 [installed,local]
libseccomp2/now 2.3.1-2.1 amd64 [installed,local]
libselinux1/now 2.6-3+b3 amd64 [installed,local]
libsemanage-common/now 2.6-2 all [installed,local]
libsemanage1/now 2.6-2 amd64 [installed,local]
libsepol1/now 2.6-2 amd64 [installed,local]
libslang2/now 2.3.1-5 amd64 [installed,local]
libsmartcols1/now 2.29.2-1+deb9u1 amd64 [installed,local]
libsqlite3-0/now 3.16.2-5+deb9u1 amd64 [installed,local]
libss2/now 1.43.4-2 amd64 [installed,local]
libssl1.0.2/now 1.0.2l-2+deb9u3 amd64 [installed,local]
libstdc++6/now 6.3.0-18+deb9u1 amd64 [installed,local]
libsystemd0/now 232-25+deb9u4 amd64 [installed,local]
libtasn1-6/now 4.10-1.1+deb9u1 amd64 [installed,local]
libtext-charwidth-perl/now 0.04-7+b5 amd64 [installed,local]
libtext-iconv-perl/now 1.7-5+b4 amd64 [installed,local]
libtext-wrapi18n-perl/now 0.06-7.1 all [installed,local]
libtinfo5/now 6.0+20161126-1+deb9u2 amd64 [installed,local]
libudev1/now 232-25+deb9u4 amd64 [installed,local]
libunistring0/now 0.9.6+really0.9.3-0.1 amd64 [installed,local]
libustr-1.0-1/now 1.0.4-6 amd64 [installed,local]
libuuid1/now 2.29.2-1+deb9u1 amd64 [installed,local]
libxtables12/now 1.6.0+snapshot20161117-6 amd64 [installed,local]
locales/now 2.24-11+deb9u3 all [installed,local]
login/now 1:4.4-4.1 amd64 [installed,local]
logrotate/now 3.11.0-0.1 amd64 [installed,local]
lsb-base/now 9.20161125 all [installed,local]
mawk/now 1.3.3-17+b3 amd64 [installed,local]
mount/now 2.29.2-1+deb9u1 amd64 [installed,local]
multiarch-support/now 2.24-11+deb9u3 amd64 [installed,local]
nano/now 2.7.4-1 amd64 [installed,local]
ncurses-base/now 6.0+20161126-1+deb9u2 all [installed,local]
ncurses-bin/now 6.0+20161126-1+deb9u2 amd64 [installed,local]
netbase/now 5.4 all [installed,local]
passwd/now 1:4.4-4.1 amd64 [installed,local]
perl-base/now 5.24.1-3+deb9u4 amd64 [installed,local]
pinentry-curses/now 1.0.0-2 amd64 [installed,local]
procps/now 2:3.3.12-3+deb9u1 amd64 [installed,local]
readline-common/now 7.0-3 all [installed,local]
rsyslog/now 8.24.0-1 amd64 [installed,local]
sed/now 4.4-1 amd64 [installed,local]
sensible-utils/now 0.0.9+deb9u1 all [installed,local]
sudo/now 1.8.19p1-2.1 amd64 [installed,local]
systemd/now 232-25+deb9u4 amd64 [installed,local]
systemd-sysv/now 232-25+deb9u4 amd64 [installed,local]
sysvinit-utils/now 2.88dsf-59.9 amd64 [installed,local]
tar/now 1.29b-1.1 amd64 [installed,local]
tzdata/now 2018e-0+deb9u1 all [installed,local]
udev/now 232-25+deb9u4 amd64 [installed,local]
util-linux/now 2.29.2-1+deb9u1 amd64 [installed,local]
vim-common/now 2:8.0.0197-4+deb9u1 all [installed,local]
vim-tiny/now 2:8.0.0197-4+deb9u1 amd64 [installed,local]
wget/now 1.18-5+deb9u2 amd64 [installed,local]
whiptail/now 0.52.19-1+b1 amd64 [installed,local]
xxd/now 2:8.0.0197-4+deb9u1 amd64 [installed,local]
zlib1g/now 1:1.2.8.dfsg-5 amd64 [installed,local]

$ apt list|wc -l
160
  • apt list
    • パッケージリスト表示
  • apt list|wc -l
    • 件数確認
    • 160件

パッケージリスト更新

sudo apt-get update
Ign:1 http://deb.debian.org/debian stretch InRelease
Get:2 http://deb.debian.org/debian stretch-updates InRelease [93.6 kB]
Get:3 http://security.debian.org/debian-security stretch/updates InRelease [53.0 kB]
Get:4 http://deb.debian.org/debian stretch Release [118 kB]
Get:5 http://deb.debian.org/debian stretch Release.gpg [3,177 B]
Get:6 http://security.debian.org/debian-security stretch/updates/main amd64 Packages [768 kB]
Get:7 http://deb.debian.org/debian stretch/main amd64 Packages [7,080 kB]
Get:8 http://security.debian.org/debian-security stretch/updates/main Translation-en [360 kB]
Get:9 http://deb.debian.org/debian stretch/main Translation-en [5,377 kB]
Fetched 13.9 MB in 3s (3,659 kB/s)
Reading package lists… Done
  • apt-get update
    • パッケージリストの更新
      • Debianのページからダウンロードしている
    • 更新された：Reading package lists… Done

更新後

apt list
apt list|wc -l
51045
  • apt list
    • パッケージリスト表示
    • 多すぎるので、貼り付けはやめた
  • apt list|wc -l
    • 件数確認
    • 51,045件

パッケージインストール（sshの例）

インストール実行

sudo apt install ssh
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following additional packages will be installed:
　　　（中略）
Setting up xauth (1:1.0.9-1+b2) ...
Setting up openssh-client (1:7.4p1-10+deb9u7) ...
Setting up openssh-sftp-server (1:7.4p1-10+deb9u7) ...
Setting up openssh-server (1:7.4p1-10+deb9u7) ...

Creating config file /etc/ssh/sshd_config with new version
Creating SSH2 RSA key; this may take some time ...
2048 SHA256:ru09A0W9DKt6QWb8uWxpn3COhS4+IpnN8ovW/tNP6eU root@DESKTOP-VNHH7QE (RSA)
Creating SSH2 ECDSA key; this may take some time ...
256 SHA256:O+fwyTVpb/ISe9ATxpPDw45nFW+rElctMq1mBcuUTEI root@DESKTOP-VNHH7QE (ECDSA)
Creating SSH2 ED25519 key; this may take some time ...
256 SHA256:+4wX3QDAjzr2Fvfsr1SL3ZnDqCnalnthVR1iPp+3+EI root@DESKTOP-VNHH7QE (ED25519)
Created symlink /etc/systemd/system/sshd.service → /lib/systemd/system/ssh.service.
Created symlink /etc/systemd/system/multi-user.target.wants/ssh.service → /lib/systemd/system/ssh.service.
invoke-rc.d: could not determine current runlevel
Setting up ssh (1:7.4p1-10+deb9u7) ...
Processing triggers for libc-bin (2.24-11+deb9u3) ...
Processing triggers for systemd (232-25+deb9u13) ...
  • apt install
    • インストールコマンド
    • エラーは出力されず処理が進んでいる

インストール確認

apt list ssh -a
Listing… Done
ssh/oldoldstable,now 1:7.4p1-10+deb9u7 all [installed]
ssh/oldoldstable 1:7.4p1-10+deb9u6 all
  • apt list ssh
    • sshがインストールできている：installed
    • 古いバージョン（下の方）も表示される
  • 補足
    • 「-a」ないと次のメッセージが出た
    • 「N: There is 1 additional version. Please use the '-a’ switch to see it」

事後手順（sshの場合）

sshd起動

sudo service ssh start
[ ok ] Starting OpenBSD Secure Shell server: sshd.
  • service ssh start
    • 「ssh」なのに注意（「sshd」ではない）
    • sshd起動できた


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