This is not a gnome-terminal error. oracle-java7-installer is not present under the list of default supported packages. Hence the error is expected.
** Changed in: gnome-terminal (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-terminal in Ubuntu. https://bugs.launchpad.net/bugs/1443993 Title: E: Unable to locate package oracle-java7-installer Status in gnome-terminal package in Ubuntu: Invalid Bug description: vivek@Devoloper-Machine:~$ sudo apt-get install oracle-java7-installer Reading package lists... Done Building dependency tree Reading state information... Done E: Unable to locate package oracle-java7-installer vivek@Devoloper-Machine:~$ Always the error message arises whenever i try to install a new software.I have also tried changing the server but still the same error arises. ProblemType: Bug DistroRelease: Ubuntu 11.04 Package: gnome-terminal 2.32.1-0ubuntu3 ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2 Uname: Linux 2.6.38-8-generic i686 Architecture: i386 Date: Tue Apr 14 20:13:37 2015 ExecutablePath: /usr/bin/gnome-terminal InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110427.1) ProcEnviron: LANGUAGE=en_IN:en LANG=en_IN LC_MESSAGES=en_IN.UTF-8 SHELL=/bin/bash SourcePackage: gnome-terminal UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-terminal/+bug/1443993/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp