我正在尝试将我的应用程序推送到我的服务器，我正在运行 Rails 5.2、Ruby 2.4.6 和 Capistrano 3。我过去的应用程序在服务器端 Rails 4.2 上运行。
当我尝试跑步cap production deploy:check --trace并获得：
** Invoke deploy:check:make_linked_dirs (first_time)
** Execute deploy:check:make_linked_dirs
cap aborted!
SSHKit::Runner::ExecuteError: Exception while executing as username@servername: no implicit conversion of Array into String
Caused by:
TypeError: no implicit conversion of Array into String
/Users/username/.rbenv/versions/2.4.6/lib/ruby/2.4.0/pathname.rb:409:in `initialize'
/Users/username/.rbenv/versions/2.4.6/lib/ruby/2.4.0/pathname.rb:409:in `new'
/Users/username/.rbenv/versions/2.4.6/lib/ruby/2.4.0/pathname.rb:409:in `join'
/Users/username/.rbenv/versions/2.4.6/lib/ruby/gems/2.4.0/gems/capistrano-3.11.0/lib/capistrano/dsl/paths.rb:81:in `block in join_paths'
/Users/username/.rbenv/versions/2.4.6/lib/ruby/gems/2.4.0/gems/capistrano-3.11.0/lib/capistrano/dsl/paths.rb:81:in `map'
/Users/username/.rbenv/versions/2.4.6/lib/ruby/gems/2.4.0/gems/capistrano-3.11.0/lib/capistrano/dsl/paths.rb:81:in `join_paths'
/Users/username/.rbenv/versions/2.4.6/lib/ruby/gems/2.4.0/gems/capistrano-3.11.0/lib/capistrano/dsl/paths.rb:69:in `linked_files'
/Users/username/.rbenv/versions/2.4.6/lib/ruby/gems/2.4.0/gems/capistrano-3.11.0/lib/capistrano/dsl/paths.rb:73:in `linked_file_dirs'
/Users/username/.rbenv/versions/2.4.6/lib/ruby/gems/2.4.0/gems/capistrano-3.11.0/lib/capistrano/tasks/deploy.rake:81:in `block (4 levels) in <top (required)>'
/Users/username/.rbenv/versions/2.4.6/lib/ruby/gems/2.4.0/gems/sshkit-1.18.2/lib/sshkit/backends/abstract.rb:29:in `instance_exec'
/Users/username/.rbenv/versions/2.4.6/lib/ruby/gems/2.4.0/gems/sshkit-1.18.2/lib/sshkit/backends/abstract.rb:29:in `run'
/Users/username/.rbenv/versions/2.4.6/lib/ruby/gems/2.4.0/gems/sshkit-1.18.2/lib/sshkit/runners/parallel.rb:12:in `block (2 …