Unable to render Card preview: ERROR: Failed to fetch page due to: ChannelClosed


#1

Description of issue:
Card validator show error ERROR: Failed to fetch page due to: ChannelClosed
URL affected (must be public):


Troubleshooting steps attempted [note that we will not prioritise posts unless there is evidence of following the troubleshooting guides]:
1-Initially I had SSL error for my website and fixed after correcting server configuration using troubleshooting steps from https://www.ssllabs.com/

2- Meta tags are added and confirmed using page source and using: curl -v -A Twitterbot https://www.porter.com.sa/

Still having same error: ERROR: Failed to fetch page due to: ChannelClosed