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ruby-on-rails - 无法在 Ruby on Rails 上打开 Rails 控制台

问题描述

我可以使用rails启动服务器，但无法访问控制台。当我尝试打开控制台时，我看到了这些行。

$ rails c

Running via Spring preloader in process 17025

Traceback (most recent call last):
    50: from -e:1:in `<main>'
    49: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/site_ruby/2.5.0/rubygems/core_ext/kernel_require.rb:59:in `require'
    48: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/site_ruby/2.5.0/rubygems/core_ext/kernel_require.rb:59:in `require'
    47: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/activesupport-5.2.2/lib/active_support/dependencies.rb:285:in `load'
    46: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/activesupport-5.2.2/lib/active_support/dependencies.rb:257:in `load_dependency'
    45: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/activesupport-5.2.2/lib/active_support/dependencies.rb:285:in `block in load'
    44: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:50:in `load'
    43: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:50:in `load'
    42: from /home/hasantezcan/Documents/programing/ruby/checklist_project/Checklist/bin/rails:9:in `<main>'
    41: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/activesupport-5.2.2/lib/active_support/dependencies.rb:291:in `require'
    40: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/activesupport-5.2.2/lib/active_support/dependencies.rb:257:in `load_dependency'
    39: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/activesupport-5.2.2/lib/active_support/dependencies.rb:291:in `block in require'
    38: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:29:in `require'
    37: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:20:in `require_with_bootsnap_lfi'
    36: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/loaded_features_index.rb:83:in `register'
    35: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:21:in `block in require_with_bootsnap_lfi'
    34: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:21:in `require'
    33: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/railties-5.2.2/lib/rails/commands.rb:18:in `<main>'
    32: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/railties-5.2.2/lib/rails/command.rb:44:in `invoke'
    31: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/railties-5.2.2/lib/rails/command.rb:70:in `find_by_namespace'
    30: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/railties-5.2.2/lib/rails/command/behavior.rb:79:in `lookup'
    29: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/railties-5.2.2/lib/rails/command/behavior.rb:79:in `each'
    28: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/railties-5.2.2/lib/rails/command/behavior.rb:80:in `block in lookup'
    27: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/railties-5.2.2/lib/rails/command/behavior.rb:80:in `each'
    26: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/railties-5.2.2/lib/rails/command/behavior.rb:84:in `block (2 levels) in lookup'
    25: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/activesupport-5.2.2/lib/active_support/dependencies.rb:291:in `require'
    24: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/activesupport-5.2.2/lib/active_support/dependencies.rb:257:in `load_dependency'
    23: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/activesupport-5.2.2/lib/active_support/dependencies.rb:291:in `block in require'
    22: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:29:in `require'
    21: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:20:in `require_with_bootsnap_lfi'
    20: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/loaded_features_index.rb:83:in `register'
    19: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:21:in `block in require_with_bootsnap_lfi'
    18: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:21:in `require'
    17: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/railties-5.2.2/lib/rails/commands/console/console_command.rb:4:in `<main>'
    16: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/activesupport-5.2.2/lib/active_support/dependencies.rb:291:in `require'
    15: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/activesupport-5.2.2/lib/active_support/dependencies.rb:257:in `load_dependency'
    14: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/activesupport-5.2.2/lib/active_support/dependencies.rb:291:in `block in require'
    13: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:29:in `require'
    12: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:20:in `require_with_bootsnap_lfi'
    11: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/loaded_features_index.rb:83:in `register'
    10: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:21:in `block in require_with_bootsnap_lfi'
     9: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:21:in `require'
     8: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/2.5.0/irb/completion.rb:10:in `<main>'
     7: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/activesupport-5.2.2/lib/active_support/dependencies.rb:291:in `require'
     6: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/activesupport-5.2.2/lib/active_support/dependencies.rb:257:in `load_dependency'
     5: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/activesupport-5.2.2/lib/active_support/dependencies.rb:291:in `block in require'
     4: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:29:in `require'
     3: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:20:in `require_with_bootsnap_lfi'
     2: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/loaded_features_index.rb:83:in `register'
     1: from /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:21:in `block in require_with_bootsnap_lfi'
/home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/gems/2.5.0/gems/bootsnap-1.4.1/lib/bootsnap/load_path_cache/core_ext/kernel_require.rb:21:in `require': libreadline.so.7: cannot open shared object file: No such file or directory - /home/hasantezcan/.rbenv/versions/2.5.1/lib/ruby/2.5.0/x86_64-linux/readline.so (LoadError)

我的环境版本

我该如何解决

标签： ruby-on-railsruby

解决方案

根据以下错误，您似乎缺少系统依赖项

libreadline.so.7: cannot open shared object file: No such file or directory

您需要安装哪个。如果您在 Ubuntu 上，您可以安装以下软件包：libreadline7

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