问题处理:Library not loaded: /usr/local/opt/readline/lib/libreadline.7.dylib (LoadError)
进入rails 文件夹, terminal输入rails console报告❌。
类似下面的
Running via Spring preloader in process
Traceback (most recent call last):
: from -e::in `<main>'
: from /Users/wemteq/.rbenv/versions/2.5./lib/ruby/2.5./rubygems/core_ext/kernel_require.rb::in `require'
: from /Users/wemteq/.rbenv/versions/2.5./lib/ruby/2.5./rubygems/core_ext/kernel_require.rb::in `require'
: from /Users/wemteq/.rbenv/versions/2.5./lib/ruby/gems/2.5./gems/activesupport-5.2./lib/active_support/dependencies.rb::in `load'
...
: from /Users/wemteq/.rbenv/versions/2.5./lib/ruby/gems/2.5./gems/activesupport-5.2./lib/active_support/dependencies.rb::in `require'
: from /Users/wemteq/.rbenv/versions/2.5./lib/ruby/gems/2.5./gems/activesupport-5.2./lib/active_support/dependencies.rb::in `load_dependency'
: from /Users/wemteq/.rbenv/versions/2.5./lib/ruby/gems/2.5./gems/activesupport-5.2./lib/active_support/dependencies.rb::in `block in require'
: from /Users/wemteq/.rbenv/versions/2.5./lib/ruby/gems/2.5./gems/bootsnap-1.3./lib/bootsnap/load_path_cache/core_ext/kernel_require.rb::in `require'
: from /Users/wemteq/.rbenv/versions/2.5./lib/ruby/gems/2.5./gems/bootsnap-1.3./lib/bootsnap/load_path_cache/core_ext/kernel_require.rb::in `require_with_bootsnap_lfi'
: from /Users/wemteq/.rbenv/versions/2.5./lib/ruby/gems/2.5./gems/bootsnap-1.3./lib/bootsnap/load_path_cache/loaded_features_index.rb::in `register'
: from /Users/wemteq/.rbenv/versions/2.5./lib/ruby/gems/2.5./gems/bootsnap-1.3./lib/bootsnap/load_path_cache/core_ext/kernel_require.rb::in `block in require_with_bootsnap_lfi'
/Users/wemteq/.rbenv/versions/2.5./lib/ruby/gems/2.5./gems/bootsnap-1.3./lib/bootsnap/load_path_cache/core_ext/kernel_require.rb::in `require': dlopen(/Users/wemteq/.rbenv/versions/2.5.0/lib/ruby/2.5.0/x86_64-darwin17/readline.bundle, 9):
Library not loaded: /usr/local/opt/readline/lib/libreadline.7.dylib (LoadError)
Referenced from: /Users/wemteq/.rbenv/versions/2.5./lib/ruby/2.5./x86_64-darwin17/readline.bundle
Reason: image not found - /Users/wemteq/.rbenv/versions/2.5./lib/ruby/2.5./x86_64-darwin17/readline.bundle
直接google,
Library not loaded: /usr/local/opt/readline/lib/libreadline.7.dylib (LoadError)
就能找到stackoverflow的答案。
原因是homebrew更新了libhistory的版本到8.0。
而rails的默认配置是7.0找不到对应的库。因此建立一个符号连接即可。
cd /usr/local/opt/readline/lib/
ls -l
//可以看到这个文件夹下的文件的版本是libhistory.8.0.dylib
//所以在这个文件夹下添加一个符号连接,使用命令ln -s(bash命令)
ln -s libhistory.8.0.dylib libhistory..dylib
然后rails c就可以正确打开了。
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