I tried to install cutegram as written in the documentation, but i just get this.
$ sudo add-apt-repository ppa:aseman/desktop-apps $ sudo apt-get update $ sudo apt-get install cutegram
user@user-E205SA:~$ sudo apt-get update Get:1 http://ru.archive.ubuntu.com/ubuntu zesty InRelease [243 kB] Hit:2 http://archive.canonical.com/ubuntu zesty InRelease Hit:3 http://ru.archive.ubuntu.com/ubuntu zesty-updates InRelease Hit:4 http://ru.archive.ubuntu.com/ubuntu zesty-backports InRelease Ign:5 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty InRelease Get:6 http://security.ubuntu.com/ubuntu zesty-security InRelease [89,2 kB] Hit:7 http://ppa.launchpad.net/nilarimogard/webupd8/ubuntu zesty InRelease Ign:8 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty Release Ign:9 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main i386 Packages Ign:10 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main all Packages Ign:11 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main amd64 Packages Ign:12 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main Translation-en_US Ign:13 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main Translation-en Ign:14 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main all DEP-11 Metadata Ign:15 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main amd64 DEP-11 Metadata Ign:16 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main DEP-11 64x64 Icons Ign:9 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main i386 Packages Ign:10 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main all Packages Ign:11 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main amd64 Packages Ign:12 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main Translation-en_US Ign:13 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main Translation-en Ign:14 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main all DEP-11 Metadata Ign:15 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main amd64 DEP-11 Metadata Ign:16 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main DEP-11 64x64 Icons Ign:9 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main i386 Packages Ign:10 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main all Packages Ign:11 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main amd64 Packages Ign:12 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main Translation-en_US Ign:13 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main Translation-en Ign:14 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main all DEP-11 Metadata Ign:15 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main amd64 DEP-11 Metadata Ign:16 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main DEP-11 64x64 Icons Ign:9 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main i386 Packages Ign:10 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main all Packages Ign:11 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main amd64 Packages Ign:12 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main Translation-en_US Ign:13 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main Translation-en Ign:14 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main all DEP-11 Metadata Ign:15 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main amd64 DEP-11 Metadata Ign:16 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main DEP-11 64x64 Icons Ign:9 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main i386 Packages Ign:10 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main all Packages Ign:11 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main amd64 Packages Ign:12 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main Translation-en_US Ign:13 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main Translation-en Ign:14 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main all DEP-11 Metadata Ign:15 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main amd64 DEP-11 Metadata Ign:16 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main DEP-11 64x64 Icons Err:9 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main i386 Packages 404 Not Found Ign:10 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main all Packages Ign:11 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main amd64 Packages Ign:12 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main Translation-en_US Ign:13 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main Translation-en Ign:14 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main all DEP-11 Metadata Ign:15 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main amd64 DEP-11 Metadata Ign:16 http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty/main DEP-11 64x64 Icons Fetched 332 kB in 13s (25,2 kB/s) Reading package lists... Done W: The repository 'http://ppa.launchpad.net/aseman/desktop-apps/ubuntu zesty 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/aseman/desktop-apps/ubuntu/dists/zesty/main/binary-i386/Packages 404 Not Found E: Some index files failed to download. They have been ignored, or old ones used instead. user@user-E205SA:~$ sudo apt-get install cutegram Reading package lists... Done Building dependency tree Reading state information... Done Package cutegram is not available, but is referred to by another package. This may mean that the package is missing, has been obsoleted, or is only available from another source E: Package 'cutegram' has no installation candidate
If I install it manualy via .deb the app shows up, but do not open.