Public bug reported: When installing a vagrant plugin, the install fails with a Ruby exception.
Steps to reproduce: 1. Install vagrant 2. Install a plugin (vagrant-timezone for example) Expected result: plugin installed Actual result: $ vagrant plugin install vagrant-timezone Installing the 'vagrant-timezone' plugin. This can take a few minutes... /usr/lib/ruby/2.3.0/rubygems/specification.rb:946:in `all=': undefined method `group_by' for nil:NilClass (NoMethodError) from /usr/lib/ruby/vendor_ruby/vagrant/bundler.rb:275:in `with_isolated_gem' from /usr/lib/ruby/vendor_ruby/vagrant/bundler.rb:231:in `internal_install' from /usr/lib/ruby/vendor_ruby/vagrant/bundler.rb:102:in `install' from /usr/lib/ruby/vendor_ruby/vagrant/plugin/manager.rb:62:in `block in install_plugin' from /usr/lib/ruby/vendor_ruby/vagrant/plugin/manager.rb:72:in `install_plugin' from /usr/share/vagrant/plugins/commands/plugin/action/install_gem.rb:37:in `call' from /usr/lib/ruby/vendor_ruby/vagrant/action/warden.rb:34:in `call' from /usr/lib/ruby/vendor_ruby/vagrant/action/builder.rb:116:in `call' from /usr/lib/ruby/vendor_ruby/vagrant/action/runner.rb:66:in `block in run' from /usr/lib/ruby/vendor_ruby/vagrant/util/busy.rb:19:in `busy' from /usr/lib/ruby/vendor_ruby/vagrant/action/runner.rb:66:in `run' from /usr/share/vagrant/plugins/commands/plugin/command/base.rb:14:in `action' from /usr/share/vagrant/plugins/commands/plugin/command/install.rb:32:in `block in execute' from /usr/share/vagrant/plugins/commands/plugin/command/install.rb:31:in `each' from /usr/share/vagrant/plugins/commands/plugin/command/install.rb:31:in `execute' from /usr/share/vagrant/plugins/commands/plugin/command/root.rb:56:in `execute' from /usr/lib/ruby/vendor_ruby/vagrant/cli.rb:42:in `execute' from /usr/lib/ruby/vendor_ruby/vagrant/environment.rb:268:in `cli' from /usr/bin/vagrant:173:in `<main>' ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: vagrant 1.8.1+dfsg-1 ProcVersionSignature: Ubuntu 4.4.0-34.53-generic 4.4.15 Uname: Linux 4.4.0-34-generic x86_64 NonfreeKernelModules: zfs zunicode zcommon znvpair zavl ApportVersion: 2.20.1-0ubuntu2.1 Architecture: amd64 CurrentDesktop: Unity Date: Mon Aug 22 11:35:24 2016 InstallationDate: Installed on 2016-05-02 (111 days ago) InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1) PackageArchitecture: all SourcePackage: vagrant UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: vagrant (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug xenial -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1615583 Title: Installing vagrant plugin fails with Ruby exception To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/vagrant/+bug/1615583/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs