Why does apt-file report “The cache is empty” even after running “apt-file update”?

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0















Does anybody know why apt-file reports that the cache is empty even after running apt-file update and apt update?



[pop-os ~][I]% apt-file search /usr/lib/android-sdk/tools/bin/sdkmanager
E: The cache is empty. You need to run "apt update" first.
[pop-os ~][I]% apt-file update
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)
[pop-os ~][I]% sudo !!
sudo apt-file update
Hit:1 http://apt.pop-os.org/proprietary cosmic InRelease
Hit:2 http://us.archive.ubuntu.com/ubuntu cosmic InRelease
Hit:3 http://us.archive.ubuntu.com/ubuntu cosmic-updates InRelease
Hit:4 http://ppa.launchpad.net/nextcloud-devs/client/ubuntu cosmic InRelease
Hit:5 http://us.archive.ubuntu.com/ubuntu cosmic-security InRelease
Hit:6 http://repository.spotify.com stable InRelease
Hit:7 http://us.archive.ubuntu.com/ubuntu cosmic-backports InRelease
Get:8 http://apt.pop-os.org/proprietary cosmic all Contents (deb) [102 kB]
Hit:9 http://ppa.launchpad.net/system76/pop/ubuntu cosmic InRelease
Get:10 http://us.archive.ubuntu.com/ubuntu cosmic amd64 Contents (deb) [40.9 MB]
Get:11 http://apt.pop-os.org/proprietary cosmic i386 Contents (deb) [276 B]
Get:12 http://apt.pop-os.org/proprietary cosmic amd64 Contents (deb) [2,605 kB]
Get:13 http://us.archive.ubuntu.com/ubuntu cosmic i386 Contents (deb) [40.2 MB]
Get:14 http://us.archive.ubuntu.com/ubuntu cosmic-updates i386 Contents (deb) [5,178 kB]
Get:15 http://us.archive.ubuntu.com/ubuntu cosmic-updates amd64 Contents (deb) [6,997 kB]
Get:16 http://us.archive.ubuntu.com/ubuntu cosmic-security i386 Contents (deb) [3,784 kB]
Get:17 http://us.archive.ubuntu.com/ubuntu cosmic-security amd64 Contents (deb) [5,296 kB]
Get:18 http://us.archive.ubuntu.com/ubuntu cosmic-backports amd64 Contents (deb) [3,773 B]
Get:19 http://us.archive.ubuntu.com/ubuntu cosmic-backports i386 Contents (deb) [3,772 B]
Fetched 105 MB in 21s (4,952 kB/s)
Reading package lists... Done
Building dependency tree
Reading state information... Done
148 packages can be upgraded. Run 'apt list --upgradable' to see them.
sudo -E apt-file update 20.30s user 1.16s system 95% cpu 22.585 total
[pop-os ~][I]% apt-file search /usr/lib/android-sdk/tools/bin/sdkmanager
E: The cache is empty. You need to run "apt update" first.
[pop-os ~][I]% apt update
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)
[pop-os ~][I]% sudo !!
sudo apt update
Hit:1 http://apt.pop-os.org/proprietary cosmic InRelease
Hit:2 http://us.archive.ubuntu.com/ubuntu cosmic InRelease
Hit:3 http://us.archive.ubuntu.com/ubuntu cosmic-updates InRelease
Hit:4 http://us.archive.ubuntu.com/ubuntu cosmic-security InRelease
Hit:5 http://ppa.launchpad.net/nextcloud-devs/client/ubuntu cosmic InRelease
Hit:6 http://us.archive.ubuntu.com/ubuntu cosmic-backports InRelease
Get:7 http://apt.pop-os.org/proprietary cosmic i386 Contents (deb) [276 B]
Hit:8 http://repository.spotify.com stable InRelease
Get:9 http://apt.pop-os.org/proprietary cosmic all Contents (deb) [102 kB]
Hit:10 http://ppa.launchpad.net/system76/pop/ubuntu cosmic InRelease
Get:11 http://us.archive.ubuntu.com/ubuntu cosmic amd64 Contents (deb) [40.9 MB]
Get:12 http://apt.pop-os.org/proprietary cosmic amd64 Contents (deb) [2,605 kB]
Get:13 http://us.archive.ubuntu.com/ubuntu cosmic i386 Contents (deb) [40.2 MB]
Get:14 http://us.archive.ubuntu.com/ubuntu cosmic-updates i386 Contents (deb) [5,178 kB]
Get:15 http://us.archive.ubuntu.com/ubuntu cosmic-updates amd64 Contents (deb) [6,997 kB]
Get:16 http://us.archive.ubuntu.com/ubuntu cosmic-security amd64 Contents (deb) [5,296 kB]
Get:17 http://us.archive.ubuntu.com/ubuntu cosmic-security i386 Contents (deb) [3,784 kB]
Get:18 http://us.archive.ubuntu.com/ubuntu cosmic-backports i386 Contents (deb) [3,772 B]
Get:19 http://us.archive.ubuntu.com/ubuntu cosmic-backports amd64 Contents (deb) [3,773 B]
Fetched 105 MB in 21s (4,963 kB/s)
Reading package lists... Done
Building dependency tree
Reading state information... Done
148 packages can be upgraded. Run 'apt list --upgradable' to see them.
sudo -E apt update 20.24s user 1.15s system 95% cpu 22.470 total
[pop-os ~][I]% apt-file search /usr/lib/android-sdk/tools/bin/sdkmanager
E: The cache is empty. You need to run "apt update" first.
[pop-os ~][I]% sudo !!
sudo apt-file search /usr/lib/android-sdk/tools/bin/sdkmanager
E: The cache is empty. You need to run "apt update" first.


Distro is Pop!_OS (an Ubuntu derivative), but I couldn't find a Pop!_OS tag.










share|improve this question


























    0















    Does anybody know why apt-file reports that the cache is empty even after running apt-file update and apt update?



    [pop-os ~][I]% apt-file search /usr/lib/android-sdk/tools/bin/sdkmanager
    E: The cache is empty. You need to run "apt update" first.
    [pop-os ~][I]% apt-file update
    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)
    [pop-os ~][I]% sudo !!
    sudo apt-file update
    Hit:1 http://apt.pop-os.org/proprietary cosmic InRelease
    Hit:2 http://us.archive.ubuntu.com/ubuntu cosmic InRelease
    Hit:3 http://us.archive.ubuntu.com/ubuntu cosmic-updates InRelease
    Hit:4 http://ppa.launchpad.net/nextcloud-devs/client/ubuntu cosmic InRelease
    Hit:5 http://us.archive.ubuntu.com/ubuntu cosmic-security InRelease
    Hit:6 http://repository.spotify.com stable InRelease
    Hit:7 http://us.archive.ubuntu.com/ubuntu cosmic-backports InRelease
    Get:8 http://apt.pop-os.org/proprietary cosmic all Contents (deb) [102 kB]
    Hit:9 http://ppa.launchpad.net/system76/pop/ubuntu cosmic InRelease
    Get:10 http://us.archive.ubuntu.com/ubuntu cosmic amd64 Contents (deb) [40.9 MB]
    Get:11 http://apt.pop-os.org/proprietary cosmic i386 Contents (deb) [276 B]
    Get:12 http://apt.pop-os.org/proprietary cosmic amd64 Contents (deb) [2,605 kB]
    Get:13 http://us.archive.ubuntu.com/ubuntu cosmic i386 Contents (deb) [40.2 MB]
    Get:14 http://us.archive.ubuntu.com/ubuntu cosmic-updates i386 Contents (deb) [5,178 kB]
    Get:15 http://us.archive.ubuntu.com/ubuntu cosmic-updates amd64 Contents (deb) [6,997 kB]
    Get:16 http://us.archive.ubuntu.com/ubuntu cosmic-security i386 Contents (deb) [3,784 kB]
    Get:17 http://us.archive.ubuntu.com/ubuntu cosmic-security amd64 Contents (deb) [5,296 kB]
    Get:18 http://us.archive.ubuntu.com/ubuntu cosmic-backports amd64 Contents (deb) [3,773 B]
    Get:19 http://us.archive.ubuntu.com/ubuntu cosmic-backports i386 Contents (deb) [3,772 B]
    Fetched 105 MB in 21s (4,952 kB/s)
    Reading package lists... Done
    Building dependency tree
    Reading state information... Done
    148 packages can be upgraded. Run 'apt list --upgradable' to see them.
    sudo -E apt-file update 20.30s user 1.16s system 95% cpu 22.585 total
    [pop-os ~][I]% apt-file search /usr/lib/android-sdk/tools/bin/sdkmanager
    E: The cache is empty. You need to run "apt update" first.
    [pop-os ~][I]% apt update
    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)
    [pop-os ~][I]% sudo !!
    sudo apt update
    Hit:1 http://apt.pop-os.org/proprietary cosmic InRelease
    Hit:2 http://us.archive.ubuntu.com/ubuntu cosmic InRelease
    Hit:3 http://us.archive.ubuntu.com/ubuntu cosmic-updates InRelease
    Hit:4 http://us.archive.ubuntu.com/ubuntu cosmic-security InRelease
    Hit:5 http://ppa.launchpad.net/nextcloud-devs/client/ubuntu cosmic InRelease
    Hit:6 http://us.archive.ubuntu.com/ubuntu cosmic-backports InRelease
    Get:7 http://apt.pop-os.org/proprietary cosmic i386 Contents (deb) [276 B]
    Hit:8 http://repository.spotify.com stable InRelease
    Get:9 http://apt.pop-os.org/proprietary cosmic all Contents (deb) [102 kB]
    Hit:10 http://ppa.launchpad.net/system76/pop/ubuntu cosmic InRelease
    Get:11 http://us.archive.ubuntu.com/ubuntu cosmic amd64 Contents (deb) [40.9 MB]
    Get:12 http://apt.pop-os.org/proprietary cosmic amd64 Contents (deb) [2,605 kB]
    Get:13 http://us.archive.ubuntu.com/ubuntu cosmic i386 Contents (deb) [40.2 MB]
    Get:14 http://us.archive.ubuntu.com/ubuntu cosmic-updates i386 Contents (deb) [5,178 kB]
    Get:15 http://us.archive.ubuntu.com/ubuntu cosmic-updates amd64 Contents (deb) [6,997 kB]
    Get:16 http://us.archive.ubuntu.com/ubuntu cosmic-security amd64 Contents (deb) [5,296 kB]
    Get:17 http://us.archive.ubuntu.com/ubuntu cosmic-security i386 Contents (deb) [3,784 kB]
    Get:18 http://us.archive.ubuntu.com/ubuntu cosmic-backports i386 Contents (deb) [3,772 B]
    Get:19 http://us.archive.ubuntu.com/ubuntu cosmic-backports amd64 Contents (deb) [3,773 B]
    Fetched 105 MB in 21s (4,963 kB/s)
    Reading package lists... Done
    Building dependency tree
    Reading state information... Done
    148 packages can be upgraded. Run 'apt list --upgradable' to see them.
    sudo -E apt update 20.24s user 1.15s system 95% cpu 22.470 total
    [pop-os ~][I]% apt-file search /usr/lib/android-sdk/tools/bin/sdkmanager
    E: The cache is empty. You need to run "apt update" first.
    [pop-os ~][I]% sudo !!
    sudo apt-file search /usr/lib/android-sdk/tools/bin/sdkmanager
    E: The cache is empty. You need to run "apt update" first.


    Distro is Pop!_OS (an Ubuntu derivative), but I couldn't find a Pop!_OS tag.










    share|improve this question
























      0












      0








      0








      Does anybody know why apt-file reports that the cache is empty even after running apt-file update and apt update?



      [pop-os ~][I]% apt-file search /usr/lib/android-sdk/tools/bin/sdkmanager
      E: The cache is empty. You need to run "apt update" first.
      [pop-os ~][I]% apt-file update
      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)
      [pop-os ~][I]% sudo !!
      sudo apt-file update
      Hit:1 http://apt.pop-os.org/proprietary cosmic InRelease
      Hit:2 http://us.archive.ubuntu.com/ubuntu cosmic InRelease
      Hit:3 http://us.archive.ubuntu.com/ubuntu cosmic-updates InRelease
      Hit:4 http://ppa.launchpad.net/nextcloud-devs/client/ubuntu cosmic InRelease
      Hit:5 http://us.archive.ubuntu.com/ubuntu cosmic-security InRelease
      Hit:6 http://repository.spotify.com stable InRelease
      Hit:7 http://us.archive.ubuntu.com/ubuntu cosmic-backports InRelease
      Get:8 http://apt.pop-os.org/proprietary cosmic all Contents (deb) [102 kB]
      Hit:9 http://ppa.launchpad.net/system76/pop/ubuntu cosmic InRelease
      Get:10 http://us.archive.ubuntu.com/ubuntu cosmic amd64 Contents (deb) [40.9 MB]
      Get:11 http://apt.pop-os.org/proprietary cosmic i386 Contents (deb) [276 B]
      Get:12 http://apt.pop-os.org/proprietary cosmic amd64 Contents (deb) [2,605 kB]
      Get:13 http://us.archive.ubuntu.com/ubuntu cosmic i386 Contents (deb) [40.2 MB]
      Get:14 http://us.archive.ubuntu.com/ubuntu cosmic-updates i386 Contents (deb) [5,178 kB]
      Get:15 http://us.archive.ubuntu.com/ubuntu cosmic-updates amd64 Contents (deb) [6,997 kB]
      Get:16 http://us.archive.ubuntu.com/ubuntu cosmic-security i386 Contents (deb) [3,784 kB]
      Get:17 http://us.archive.ubuntu.com/ubuntu cosmic-security amd64 Contents (deb) [5,296 kB]
      Get:18 http://us.archive.ubuntu.com/ubuntu cosmic-backports amd64 Contents (deb) [3,773 B]
      Get:19 http://us.archive.ubuntu.com/ubuntu cosmic-backports i386 Contents (deb) [3,772 B]
      Fetched 105 MB in 21s (4,952 kB/s)
      Reading package lists... Done
      Building dependency tree
      Reading state information... Done
      148 packages can be upgraded. Run 'apt list --upgradable' to see them.
      sudo -E apt-file update 20.30s user 1.16s system 95% cpu 22.585 total
      [pop-os ~][I]% apt-file search /usr/lib/android-sdk/tools/bin/sdkmanager
      E: The cache is empty. You need to run "apt update" first.
      [pop-os ~][I]% apt update
      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)
      [pop-os ~][I]% sudo !!
      sudo apt update
      Hit:1 http://apt.pop-os.org/proprietary cosmic InRelease
      Hit:2 http://us.archive.ubuntu.com/ubuntu cosmic InRelease
      Hit:3 http://us.archive.ubuntu.com/ubuntu cosmic-updates InRelease
      Hit:4 http://us.archive.ubuntu.com/ubuntu cosmic-security InRelease
      Hit:5 http://ppa.launchpad.net/nextcloud-devs/client/ubuntu cosmic InRelease
      Hit:6 http://us.archive.ubuntu.com/ubuntu cosmic-backports InRelease
      Get:7 http://apt.pop-os.org/proprietary cosmic i386 Contents (deb) [276 B]
      Hit:8 http://repository.spotify.com stable InRelease
      Get:9 http://apt.pop-os.org/proprietary cosmic all Contents (deb) [102 kB]
      Hit:10 http://ppa.launchpad.net/system76/pop/ubuntu cosmic InRelease
      Get:11 http://us.archive.ubuntu.com/ubuntu cosmic amd64 Contents (deb) [40.9 MB]
      Get:12 http://apt.pop-os.org/proprietary cosmic amd64 Contents (deb) [2,605 kB]
      Get:13 http://us.archive.ubuntu.com/ubuntu cosmic i386 Contents (deb) [40.2 MB]
      Get:14 http://us.archive.ubuntu.com/ubuntu cosmic-updates i386 Contents (deb) [5,178 kB]
      Get:15 http://us.archive.ubuntu.com/ubuntu cosmic-updates amd64 Contents (deb) [6,997 kB]
      Get:16 http://us.archive.ubuntu.com/ubuntu cosmic-security amd64 Contents (deb) [5,296 kB]
      Get:17 http://us.archive.ubuntu.com/ubuntu cosmic-security i386 Contents (deb) [3,784 kB]
      Get:18 http://us.archive.ubuntu.com/ubuntu cosmic-backports i386 Contents (deb) [3,772 B]
      Get:19 http://us.archive.ubuntu.com/ubuntu cosmic-backports amd64 Contents (deb) [3,773 B]
      Fetched 105 MB in 21s (4,963 kB/s)
      Reading package lists... Done
      Building dependency tree
      Reading state information... Done
      148 packages can be upgraded. Run 'apt list --upgradable' to see them.
      sudo -E apt update 20.24s user 1.15s system 95% cpu 22.470 total
      [pop-os ~][I]% apt-file search /usr/lib/android-sdk/tools/bin/sdkmanager
      E: The cache is empty. You need to run "apt update" first.
      [pop-os ~][I]% sudo !!
      sudo apt-file search /usr/lib/android-sdk/tools/bin/sdkmanager
      E: The cache is empty. You need to run "apt update" first.


      Distro is Pop!_OS (an Ubuntu derivative), but I couldn't find a Pop!_OS tag.










      share|improve this question














      Does anybody know why apt-file reports that the cache is empty even after running apt-file update and apt update?



      [pop-os ~][I]% apt-file search /usr/lib/android-sdk/tools/bin/sdkmanager
      E: The cache is empty. You need to run "apt update" first.
      [pop-os ~][I]% apt-file update
      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)
      [pop-os ~][I]% sudo !!
      sudo apt-file update
      Hit:1 http://apt.pop-os.org/proprietary cosmic InRelease
      Hit:2 http://us.archive.ubuntu.com/ubuntu cosmic InRelease
      Hit:3 http://us.archive.ubuntu.com/ubuntu cosmic-updates InRelease
      Hit:4 http://ppa.launchpad.net/nextcloud-devs/client/ubuntu cosmic InRelease
      Hit:5 http://us.archive.ubuntu.com/ubuntu cosmic-security InRelease
      Hit:6 http://repository.spotify.com stable InRelease
      Hit:7 http://us.archive.ubuntu.com/ubuntu cosmic-backports InRelease
      Get:8 http://apt.pop-os.org/proprietary cosmic all Contents (deb) [102 kB]
      Hit:9 http://ppa.launchpad.net/system76/pop/ubuntu cosmic InRelease
      Get:10 http://us.archive.ubuntu.com/ubuntu cosmic amd64 Contents (deb) [40.9 MB]
      Get:11 http://apt.pop-os.org/proprietary cosmic i386 Contents (deb) [276 B]
      Get:12 http://apt.pop-os.org/proprietary cosmic amd64 Contents (deb) [2,605 kB]
      Get:13 http://us.archive.ubuntu.com/ubuntu cosmic i386 Contents (deb) [40.2 MB]
      Get:14 http://us.archive.ubuntu.com/ubuntu cosmic-updates i386 Contents (deb) [5,178 kB]
      Get:15 http://us.archive.ubuntu.com/ubuntu cosmic-updates amd64 Contents (deb) [6,997 kB]
      Get:16 http://us.archive.ubuntu.com/ubuntu cosmic-security i386 Contents (deb) [3,784 kB]
      Get:17 http://us.archive.ubuntu.com/ubuntu cosmic-security amd64 Contents (deb) [5,296 kB]
      Get:18 http://us.archive.ubuntu.com/ubuntu cosmic-backports amd64 Contents (deb) [3,773 B]
      Get:19 http://us.archive.ubuntu.com/ubuntu cosmic-backports i386 Contents (deb) [3,772 B]
      Fetched 105 MB in 21s (4,952 kB/s)
      Reading package lists... Done
      Building dependency tree
      Reading state information... Done
      148 packages can be upgraded. Run 'apt list --upgradable' to see them.
      sudo -E apt-file update 20.30s user 1.16s system 95% cpu 22.585 total
      [pop-os ~][I]% apt-file search /usr/lib/android-sdk/tools/bin/sdkmanager
      E: The cache is empty. You need to run "apt update" first.
      [pop-os ~][I]% apt update
      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)
      [pop-os ~][I]% sudo !!
      sudo apt update
      Hit:1 http://apt.pop-os.org/proprietary cosmic InRelease
      Hit:2 http://us.archive.ubuntu.com/ubuntu cosmic InRelease
      Hit:3 http://us.archive.ubuntu.com/ubuntu cosmic-updates InRelease
      Hit:4 http://us.archive.ubuntu.com/ubuntu cosmic-security InRelease
      Hit:5 http://ppa.launchpad.net/nextcloud-devs/client/ubuntu cosmic InRelease
      Hit:6 http://us.archive.ubuntu.com/ubuntu cosmic-backports InRelease
      Get:7 http://apt.pop-os.org/proprietary cosmic i386 Contents (deb) [276 B]
      Hit:8 http://repository.spotify.com stable InRelease
      Get:9 http://apt.pop-os.org/proprietary cosmic all Contents (deb) [102 kB]
      Hit:10 http://ppa.launchpad.net/system76/pop/ubuntu cosmic InRelease
      Get:11 http://us.archive.ubuntu.com/ubuntu cosmic amd64 Contents (deb) [40.9 MB]
      Get:12 http://apt.pop-os.org/proprietary cosmic amd64 Contents (deb) [2,605 kB]
      Get:13 http://us.archive.ubuntu.com/ubuntu cosmic i386 Contents (deb) [40.2 MB]
      Get:14 http://us.archive.ubuntu.com/ubuntu cosmic-updates i386 Contents (deb) [5,178 kB]
      Get:15 http://us.archive.ubuntu.com/ubuntu cosmic-updates amd64 Contents (deb) [6,997 kB]
      Get:16 http://us.archive.ubuntu.com/ubuntu cosmic-security amd64 Contents (deb) [5,296 kB]
      Get:17 http://us.archive.ubuntu.com/ubuntu cosmic-security i386 Contents (deb) [3,784 kB]
      Get:18 http://us.archive.ubuntu.com/ubuntu cosmic-backports i386 Contents (deb) [3,772 B]
      Get:19 http://us.archive.ubuntu.com/ubuntu cosmic-backports amd64 Contents (deb) [3,773 B]
      Fetched 105 MB in 21s (4,963 kB/s)
      Reading package lists... Done
      Building dependency tree
      Reading state information... Done
      148 packages can be upgraded. Run 'apt list --upgradable' to see them.
      sudo -E apt update 20.24s user 1.15s system 95% cpu 22.470 total
      [pop-os ~][I]% apt-file search /usr/lib/android-sdk/tools/bin/sdkmanager
      E: The cache is empty. You need to run "apt update" first.
      [pop-os ~][I]% sudo !!
      sudo apt-file search /usr/lib/android-sdk/tools/bin/sdkmanager
      E: The cache is empty. You need to run "apt update" first.


      Distro is Pop!_OS (an Ubuntu derivative), but I couldn't find a Pop!_OS tag.







      ubuntu apt package-management apt-file






      share|improve this question













      share|improve this question











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      asked Feb 28 at 4:08









      jayhendrenjayhendren

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