今天 pod install项目的时候 突然报此错误：(M1芯片的电脑)
LoadError - dlsym(0x209257e60, Init_ffi_c): symbol not found - /Users/ios/.rvm/gems/ruby-2.6.0/gems/ffi-1.13.1/lib/ffi_c.bundle
/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/rubygems/core_ext/kernel_require.rb:54:in `require'
/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/rubygems/core_ext/kernel_require.rb:54:in `require'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/ffi-1.13.1/lib/ffi.rb:6:in `rescue in <top (required)>'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/ffi-1.13.1/lib/ffi.rb:3:in `<top (required)>'
/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/rubygems/core_ext/kernel_require.rb:54:in `require'
/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/rubygems/core_ext/kernel_require.rb:54:in `require'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/ethon-0.12.0/lib/ethon.rb:2:in `<top (required)>'
/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/rubygems/core_ext/kernel_require.rb:54:in `require'
/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/rubygems/core_ext/kernel_require.rb:54:in `require'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/typhoeus-1.4.0/lib/typhoeus.rb:2:in `<top (required)>'
/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/rubygems/core_ext/kernel_require.rb:54:in `require'
/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/rubygems/core_ext/kernel_require.rb:54:in `require'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/cocoapods-1.10.0.beta.2/lib/cocoapods/sources_manager.rb:74:in `cdn_url?'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/cocoapods-1.10.0.beta.2/lib/cocoapods/sources_manager.rb:36:in `create_source_with_url'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/cocoapods-1.10.0.beta.2/lib/cocoapods/sources_manager.rb:21:in `find_or_create_source_with_url'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/cocoapods-1.10.0.beta.2/lib/cocoapods/installer/analyzer.rb:178:in `block in sources'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/cocoapods-1.10.0.beta.2/lib/cocoapods/installer/analyzer.rb:177:in `map'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/cocoapods-1.10.0.beta.2/lib/cocoapods/installer/analyzer.rb:177:in `sources'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/cocoapods-1.10.0.beta.2/lib/cocoapods/installer/analyzer.rb:1073:in `block in resolve_dependencies'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/cocoapods-1.10.0.beta.2/lib/cocoapods/user_interface.rb:64:in `section'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/cocoapods-1.10.0.beta.2/lib/cocoapods/installer/analyzer.rb:1072:in `resolve_dependencies'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/cocoapods-1.10.0.beta.2/lib/cocoapods/installer/analyzer.rb:124:in `analyze'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/cocoapods-1.10.0.beta.2/lib/cocoapods/installer.rb:414:in `analyze'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/cocoapods-1.10.0.beta.2/lib/cocoapods/installer.rb:239:in `block in resolve_dependencies'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/cocoapods-1.10.0.beta.2/lib/cocoapods/user_interface.rb:64:in `section'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/cocoapods-1.10.0.beta.2/lib/cocoapods/installer.rb:238:in `resolve_dependencies'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/cocoapods-1.10.0.beta.2/lib/cocoapods/installer.rb:160:in `install!'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/cocoapods-1.10.0.beta.2/lib/cocoapods/command/install.rb:52:in `run'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/claide-1.0.3/lib/claide/command.rb:334:in `run'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/cocoapods-1.10.0.beta.2/lib/cocoapods/command.rb:52:in `run'
/Users/ios/.rvm/gems/ruby-2.6.0/gems/cocoapods-1.10.0.beta.2/bin/pod:55:in `<top (required)>'
/usr/local/bin/pod:23:in `load'
/usr/local/bin/pod:23:in `<main>'
解决 办法：
在应用程序 ->实用工具里 ->打开终端-> 显示简介->勾选以Rosetta方式打开,然后运行 sudo gem install cocoapods（之前安装过就略过) 运行 sudo gem install ffi 如果执行以上步骤后，运行pod install仍然有报错 在终端运行次命令：
sudo arch -x86_64 gem install ffi
arch -x86_64 pod install
