和gem install nokogiri
我得到以下回应。
如何修复此错误？
Installing ri documentation for nokogiri-1.5.6...
unable to convert U+2019 from UTF-8 to US-ASCII for lib/nokogiri.rb, skipping
unable to convert "\xE3" to UTF-8 in conversion from ASCII-8BIT to UTF-8 to US-ASCII for CHANGELOG.ja.rdoc, skipping
unable to convert "\xE8" to UTF-8 in conversion from ASCII-8BIT to UTF-8 to US-ASCII for CHANGELOG.rdoc, skipping
unable to convert "\xE9" to UTF-8 in conversion from ASCII-8BIT to UTF-8 to US-ASCII for README.ja.rdoc, skipping
unable to convert "\xE9" to UTF-8 in conversion from ASCII-8BIT to UTF-8 to US-ASCII for README.rdoc, skipping
unable to convert "\xE2" to UTF-8 in conversion from ASCII-8BIT to UTF-8 to US-ASCII for ext/nokogiri/xml_node_set.c, skipping
Installing RDoc documentation for nokogiri-1.5.6...
unable to convert U+2019 from UTF-8 to US-ASCII for lib/nokogiri.rb, skipping
unable to convert "\xE3" to UTF-8 in conversion from ASCII-8BIT to UTF-8 to US-ASCII for CHANGELOG.ja.rdoc, skipping
unable to convert "\xE8" to UTF-8 in conversion from ASCII-8BIT to UTF-8 to US-ASCII for CHANGELOG.rdoc, skipping
unable to convert "\xE9" to UTF-8 in conversion from ASCII-8BIT to UTF-8 to US-ASCII for README.ja.rdoc, skipping
unable to convert "\xE9" to UTF-8 in conversion from ASCII-8BIT to UTF-8 to US-ASCII for README.rdoc, skipping
unable to convert "\xE2" to UTF-8 in conversion from ASCII-8BIT to UTF-8 to US-ASCII for ext/nokogiri/xml_node_set.c, skipping