gem_selenium_webdriver_error.rb

ubuntu@rails-dev-box:~/www/qna$ bundle
error: cannot open .git/FETCH_HEAD: Permission denied

Retrying `git fetch --force --quiet --tags "/home/ubuntu/.bundle/cache/git/shoulda-matchers-e04e9ade87805b3667f97d976fd84556605e66f8"` due to error (2/4): Bundler::Source::Git::GitCommandError Git error: command `git fetch --force --quiet --tags "/home/ubuntu/.bundle/cache/git/shoulda-matchers-e04e9ade87805b3667f97d976fd84556605e66f8"` in directory /var/lib/gems/2.4.0/bundler/gems/shoulda-matchers-ead87017a6c1 has failed.
If this error persists you could try removing the cache directory '/home/ubuntu/.bundle/cache/git/shoulda-matchers-e04e9ade87805b3667f97d976fd84556605e66f8'error: cannot open .git/FETCH_HEAD: Permission denied

Retrying `git fetch --force --quiet --tags "/home/ubuntu/.bundle/cache/git/shoulda-matchers-e04e9ade87805b3667f97d976fd84556605e66f8"` due to error (3/4): Bundler::Source::Git::GitCommandError Git error: command `git fetch --force --quiet --tags "/home/ubuntu/.bundle/cache/git/shoulda-matchers-e04e9ade87805b3667f97d976fd84556605e66f8"` in directory /var/lib/gems/2.4.0/bundler/gems/shoulda-matchers-ead87017a6c1 has failed.
If this error persists you could try removing the cache directory '/home/ubuntu/.bundle/cache/git/shoulda-matchers-e04e9ade87805b3667f97d976fd84556605e66f8'error: cannot open .git/FETCH_HEAD: Permission denied

Retrying `git fetch --force --quiet --tags "/home/ubuntu/.bundle/cache/git/shoulda-matchers-e04e9ade87805b3667f97d976fd84556605e66f8"` due to error (4/4): Bundler::Source::Git::GitCommandError Git error: command `git fetch --force --quiet --tags "/home/ubuntu/.bundle/cache/git/shoulda-matchers-e04e9ade87805b3667f97d976fd84556605e66f8"` in directory /var/lib/gems/2.4.0/bundler/gems/shoulda-matchers-ead87017a6c1 has failed.
If this error persists you could try removing the cache directory '/home/ubuntu/.bundle/cache/git/shoulda-matchers-e04e9ade87805b3667f97d976fd84556605e66f8'error: cannot open .git/FETCH_HEAD: Permission denied

Git error: command `git fetch --force --quiet --tags
"/home/ubuntu/.bundle/cache/git/shoulda-matchers-e04e9ade87805b3667f97d976fd84556605e66f8"`
in directory /var/lib/gems/2.4.0/bundler/gems/shoulda-matchers-ead87017a6c1 has
failed.
If this error persists you could try removing the cache directory
'/home/ubuntu/.bundle/cache/git/shoulda-matchers-e04e9ade87805b3667f97d976fd84556605e66f8'

solution.rb

У тебя проблема на в гемах, а в git. Что-то с правами случилось. Попробуй то, что написано в ошибке:

If this error persists you could try removing the cache directory '/home/ubuntu/.bundle/cache/git/shoulda-matchers-e04e9ade87805b3667f97d976fd84556605e66f8'


ubuntu@rails-dev-box:~$ ls -la
total 52
drwxr-xr-x 8 ubuntu ubuntu 4096 May 27 18:00 .
drwxr-xr-x 3 root   root   4096 May  7 10:41 ..
-rw------- 1 ubuntu ubuntu 2742 Jun 19 20:56 .bash_history
-rw-r--r-- 1 ubuntu ubuntu  220 Jun 24  2016 .bash_logout
-rw-r--r-- 1 ubuntu ubuntu 3771 Jun 24  2016 .bashrc
drwxrwxr-x 4 ubuntu ubuntu 4096 May 17 13:12 .bundle
drwx------ 2 ubuntu ubuntu 4096 May  7 10:41 .cache
drwxrwxr-x 4 ubuntu ubuntu 4096 May  8 12:42 .gem
drwx------ 3 ubuntu ubuntu 4096 May 27 18:00 .mozilla
-rw-r--r-- 1 ubuntu ubuntu  655 Jun 24  2016 .profile
-rw------- 1 ubuntu ubuntu    6 May 17 12:41 .psql_history
drwx------ 2 ubuntu ubuntu 4096 May  7 10:41 .ssh
-rw-r--r-- 1 ubuntu ubuntu    0 May  7 10:41 .sudo_as_admin_successful
drwxrwxr-x 1 ubuntu ubuntu 4096 May 17 12:26 www
ubuntu@rails-dev-box:~$ cd .bundle/
ubuntu@rails-dev-box:~/.bundle$ ls
cache  ruby
ubuntu@rails-dev-box:~/.bundle$ cd cache/
ubuntu@rails-dev-box:~/.bundle/cache$ ls
compact_index  git
ubuntu@rails-dev-box:~/.bundle/cache$ cd git/
ubuntu@rails-dev-box:~/.bundle/cache/git$ ls
shoulda-matchers-e04e9ade87805b3667f97d976fd84556605e66f8
ubuntu@rails-dev-box:~/.bundle/cache/git$ rm shoulda-matchers-e04e9ade87805b3667f97d976fd84556605e66f8/
rm: cannot remove 'shoulda-matchers-e04e9ade87805b3667f97d976fd84556605e66f8/': Is a directory
ubuntu@rails-dev-box:~/.bundle/cache/git$ ls
shoulda-matchers-e04e9ade87805b3667f97d976fd84556605e66f8
ubuntu@rails-dev-box:~/.bundle/cache/git$ rm -rf shoulda-matchers-e04e9ade87805b3667f97d976fd84556605e66f8/
ubuntu@rails-dev-box:~/.bundle/cache/git$ ls
ubuntu@rails-dev-box:~/.bundle/cache/git$ man rm