Faraday::ConnectionFailed in Lti::LaunchesController#show

Failed to open TCP connection to xxx.ouhk.edu.hk:443 (getaddrinfo: Name does not resolve)

Extracted source (around line #25):
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end
request = conn.post @tool.oauth2_url, body
JSON.parse(request.body)
end

Rails.root: /app

Application Trace | Framework Trace | Full Trace

Request

Parameters:

{"tool_id"=>"1709", "id"=>"13267"}

Response

Headers:

None