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我一直在試圖開發一個Ruby on Rails應用程序，但不能。我已經unistalled並重新安裝，它一直說cert沒有找到，即使我可以在我的電腦上看到證書。紅寶石找不到有效的寶石
C:\DevKit>gem install json --platform=ruby
ERROR: Could not find a valid gem 'json' (>= 0), here is why:
Unable to download data from https://rubygems.org/ - SSL_connect returned=1 errno=0 state=SSLv3 read server certificate B: certificate verify failed (https://api.rubygems.org/specs.4.8.gz)
C:\DevKit>gem install json -- platform=ruby2.2
ERROR: Could not find a valid gem 'json' (>= 0), here is why:
Unable to download data from https://rubygems.org/ - SSL_connect returned=1 errno=0 state=SSLv3 read server certificate B: certificate verify failed (https://api.rubygems.org/specs.4.8.gz)
C:\>update_rubygems --no-ri --no-rdoc
RubyGems 2.3.0 installed
RubyGems installed the following executables:
C:/Ruby22/bin/gem
C:\>cd devkit
C:\DevKit>cd assignment_10
C:\DevKit\Assignment_10>cd C:\DevKit\Assignment_10
C:\DevKit\Assignment_10>cd ..
C:\DevKit>gem install json --platform=ruby
ERROR: Could not find a valid gem 'json' (>= 0), here is why:
Unable to download data from https://rubygems.org/ - SSL_connect returned=1 errno=0 state=SSLv3 read server certificate B: certificate verify failed (https://api.rubygems.org/specs.4.8.gz)
C:\DevKit>gem install bson_ext --platform=ruby
ERROR: Could not find a valid gem 'bson_ext' (>= 0), here is why:
Unable to download data from https://rubygems.org/ - SSL_connect returned=1 errno=0 state=SSLv3 read server certificate B: certificate verify failed (https://api.rubygems.org/specs.4.8.gz)
C:\DevKit>
感謝您提供任何幫助。