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cURL Error: 7 Failed to connect to graph.facebook.com port 443: Connection refused
Please try entering https://graph.facebook.com/1509943266001769/?access_token=862375440517227|6UamCtWAt-Nn8JEL2vQSM0nKmII&fields=picture,name,link& into your URL bar and seeing if the page loads.
Your server cannot communicate with Facebook's servers. This means your server does not support IPv6 or is having issues resolving facebook.com. Please contact your hosting provider.