Could not find a valid gem 'rails' (>= 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://rubygems.org/specs.4.8.gz)
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To solve this issue you should download ca from gemsearch,copy it into C:\Ruby22-x64\lib\ruby\2.2.0\rubygems\ssl_certs\