cocoapods 报错

[CoderLwcXing]

Launching lib/main.dart on iPhone Xʀ in debug mode...
CocoaPods' output:
↳
[!] Invalid Podfile file: invalid byte sequence in US-ASCII.
# from /Users/l_wcx/Desktop/我的代码/gitHub/GSYGithubAppFlutter/ios/Podfile:15
# -------------------------------------------
# File.foreach(file_abs_path) { |line|
> next if skip_line_start_symbols.any? { |symbol| line =~ /^\s*#{symbol}/ }
# plugin = line.split(pattern=separator)
# -------------------------------------------
/Library/Ruby/Gems/2.3.0/gems/cocoapods-core-1.7.5/lib/cocoapods-core/podfile.rb:301:in rescue in block in from_ruby' /Library/Ruby/Gems/2.3.0/gems/cocoapods-core-1.7.5/lib/cocoapods-core/podfile.rb:295:in block in from_ruby'
/Library/Ruby/Gems/2.3.0/gems/cocoapods-core-1.7.5/lib/cocoapods-core/podfile.rb:50:in instance_eval' /Library/Ruby/Gems/2.3.0/gems/cocoapods-core-1.7.5/lib/cocoapods-core/podfile.rb:50:in initialize'
/Library/Ruby/Gems/2.3.0/gems/cocoapods-core-1.7.5/lib/cocoapods-core/podfile.rb:293:in new' /Library/Ruby/Gems/2.3.0/gems/cocoapods-core-1.7.5/lib/cocoapods-core/podfile.rb:293:in from_ruby'
/Library/Ruby/Gems/2.3.0/gems/cocoapods-core-1.7.5/lib/cocoapods-core/podfile.rb:259:in from_file' /Library/Ruby/Gems/2.3.0/gems/cocoapods-1.7.5/lib/cocoapods/config.rb:199:in podfile'
/Library/Ruby/Gems/2.3.0/gems/cocoapods-1.7.5/lib/cocoapods/command.rb:150:in verify_podfile_exists!' /Library/Ruby/Gems/2.3.0/gems/cocoapods-1.7.5/lib/cocoapods/command/install.rb:45:in run'
/Library/Ruby/Gems/2.3.0/gems/claide-1.0.2/lib/claide/command.rb:334:in run' /Library/Ruby/Gems/2.3.0/gems/cocoapods-1.7.5/lib/cocoapods/command.rb:52:in run'
/Library/Ruby/Gems/2.3.0/gems/cocoapods-1.7.5/bin/pod:55:in `<top (required)>'