title: Bundler error: Retrying git cat-file ... If this error persists you could try removing the cache directory
body: <p>I did bundle update zipcar which is a local gem and got:</p>
  
  <pre><code>$ bundle update zipcar
  Retrying git cat-file -e 78c5245dd174058958a07d6674de7bc037e14ed5 due to error (2/3): Bundler::Source::Git::GitCommandError Git
   error: command `git cat-file -e 78c5245dd174058958a07d6674de7bc037e14ed5` in directory /Users/mdurrant/.rvm/gems/jruby-1.7.4/c
  ache/bundler/git/tricorder-4921ab3158ace9efb6d757333e208c58cbfe3e2e has failed.
  If this error persists you could try removing the cache directory '/Users/mdurrant/.rvm/gems/jruby-1.7.4/cache/bundler/git/tric
  order-4921ab3158ace9efb6d757333e208c58cbfe3e2e'
  Retrying git cat-file -e 78c5245dd174058958a07d6674de7bc037e14ed5 due to error (3/3): Bundler::Source::Git::GitCommandError Git
   error: command `git cat-file -e 78c5245dd174058958a07d6674de7bc037e14ed5` in directory /Users/mdurrant/.rvm/gems/jruby-1.7.4/c
  ache/bundler/git/tricorder-4921ab3158ace9efb6d757333e208c58cbfe3e2e has failed.
  If this error persists you could try removing the cache directory '/Users/mdurrant/.rvm/gems/jruby-1.7.4/cache/bundler/git/tric
  order-4921ab3158ace9efb6d757333e208c58cbfe3e2e'
  </code></pre>