snckrs@ubuntu:~$ sudo apt-get update; apt-get install vala-panel-extras Ign:1 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial InRelease Get:2 http://security.ubuntu.com/ubuntu xenial-security InRelease [93.3 kB] Get:3 http://ppa.launchpad.net/josua-kollmann/ppa/ubuntu xenial InRelease [18.1 kB] Hit:4 http://us.archive.ubuntu.com/ubuntu xenial InRelease Hit:5 http://ppa.launchpad.net/noobslab/macbuntu/ubuntu xenial InRelease Ign:3 http://ppa.launchpad.net/josua-kollmann/ppa/ubuntu xenial InRelease Get:6 http://us.archive.ubuntu.com/ubuntu xenial-updates InRelease [94.5 kB] Hit:7 http://ppa.launchpad.net/numix/ppa/ubuntu xenial InRelease Hit:8 http://ppa.launchpad.net/ricotz/docky/ubuntu xenial InRelease Ign:9 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial InRelease Ign:10 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial Release Ign:11 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial Release Ign:12 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main amd64 Packages Ign:13 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main i386 Packages Ign:14 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main all Packages Ign:15 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main Translation-en_US Ign:16 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main Translation-en Ign:17 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main amd64 DEP-11 Metadata Ign:18 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main DEP-11 64x64 Icons Ign:19 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main amd64 Packages Ign:20 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main i386 Packages Hit:21 http://us.archive.ubuntu.com/ubuntu xenial-backports InRelease Ign:22 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main all Packages Ign:23 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main Translation-en_US Ign:24 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main Translation-en Ign:25 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main amd64 DEP-11 Metadata Ign:26 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main DEP-11 64x64 Icons Ign:12 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main amd64 Packages Ign:13 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main i386 Packages Ign:14 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main all Packages Ign:15 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main Translation-en_US Ign:16 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main Translation-en Ign:17 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main amd64 DEP-11 Metadata Ign:18 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main DEP-11 64x64 Icons Ign:19 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main amd64 Packages Ign:20 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main i386 Packages Ign:22 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main all Packages Ign:23 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main Translation-en_US Ign:24 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main Translation-en Ign:25 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main amd64 DEP-11 Metadata Ign:26 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main DEP-11 64x64 Icons Ign:12 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main amd64 Packages Ign:13 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main i386 Packages Ign:14 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main all Packages Ign:15 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main Translation-en_US Ign:16 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main Translation-en Ign:17 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main amd64 DEP-11 Metadata Ign:18 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main DEP-11 64x64 Icons Ign:19 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main amd64 Packages Ign:20 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main i386 Packages Ign:22 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main all Packages Ign:23 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main Translation-en_US Ign:24 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main Translation-en Ign:25 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main amd64 DEP-11 Metadata Ign:26 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main DEP-11 64x64 Icons Ign:12 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main amd64 Packages Ign:13 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main i386 Packages Ign:14 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main all Packages Ign:15 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main Translation-en_US Ign:16 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main Translation-en Ign:17 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main amd64 DEP-11 Metadata Ign:18 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main DEP-11 64x64 Icons Ign:19 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main amd64 Packages Ign:20 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main i386 Packages Ign:22 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main all Packages Ign:23 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main Translation-en_US Ign:24 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main Translation-en Ign:25 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main amd64 DEP-11 Metadata Ign:26 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main DEP-11 64x64 Icons Ign:12 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main amd64 Packages Ign:13 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main i386 Packages Ign:14 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main all Packages Ign:15 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main Translation-en_US Ign:16 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main Translation-en Ign:17 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main amd64 DEP-11 Metadata Ign:18 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main DEP-11 64x64 Icons Ign:19 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main amd64 Packages Ign:20 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main i386 Packages Ign:22 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main all Packages Ign:23 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main Translation-en_US Ign:24 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main Translation-en Ign:25 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main amd64 DEP-11 Metadata Ign:26 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main DEP-11 64x64 Icons Err:12 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main amd64 Packages 404 Not Found Err:13 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main i386 Packages 404 Not Found Ign:14 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main all Packages Ign:15 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main Translation-en_US Ign:16 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main Translation-en Ign:17 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main amd64 DEP-11 Metadata Ign:18 http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial/main DEP-11 64x64 Icons Err:19 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main amd64 Packages 404 Not Found Err:20 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main i386 Packages 404 Not Found Ign:22 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main all Packages Ign:23 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main Translation-en_US Ign:24 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main Translation-en Ign:25 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main amd64 DEP-11 Metadata Ign:26 http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial/main DEP-11 64x64 Icons Fetched 206 kB in 4s (46.1 kB/s) Reading package lists... Done W: GPG error: http://ppa.launchpad.net/josua-kollmann/ppa/ubuntu xenial InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 0D07170F73C1E1FA W: The repository 'http://ppa.launchpad.net/josua-kollmann/ppa/ubuntu xenial InRelease' is not signed. N: Data from such a repository can't be authenticated and is therefore potentially dangerous to use. N: See apt-secure(8) manpage for repository creation and user configuration details. W: There is no public key available for the following key IDs: 0D07170F73C1E1FA W: The repository 'http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu xenial Release' does not have a Release file. N: Data from such a repository can't be authenticated and is therefore potentially dangerous to use. N: See apt-secure(8) manpage for repository creation and user configuration details. W: The repository 'http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu xenial Release' does not have a Release file. N: Data from such a repository can't be authenticated and is therefore potentially dangerous to use. N: See apt-secure(8) manpage for repository creation and user configuration details. E: Failed to fetch http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu/dists/xenial/main/binary-amd64/Packages 404 Not Found E: Failed to fetch http://ppa.launchpad.net/flexiondotorg/slingscold/ubuntu/dists/xenial/main/binary-i386/Packages 404 Not Found E: Failed to fetch http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu/dists/xenial/main/binary-amd64/Packages 404 Not Found E: Failed to fetch http://ppa.launchpad.net/rilian-la-te/vala-panel/ubuntu/dists/xenial/main/binary-i386/Packages 404 Not Found E: Some index files failed to download. They have been ignored, or old ones used instead. E: Could not open lock file /var/lib/dpkg/lock - open (13: Permission denied) E: Unable to lock the administration directory (/var/lib/dpkg/), are you root? snckrs@ubuntu:~$