ssh Could not resolve hostname github com Name or service not known fatal The remote end hung up unexpectedly

Question

The process of setting up a GitHub account works just fine but it doesn t work when I try pushing my repository to GitHub  The error message it shows is as follows   ssh  Could not resolve hostname github com  Name or service not known fatal  The remote end hung up unexpectedly   I have tried changing RSA keys and all but still getting error   What causes this error

User · Accepted Answer

Recently  I have seen this problem too  Below  you have my solution       ping github com  if ping failed  it is DNS error   sudo vim   etc resolv conf  the add   nameserver      8 8 8 8  nameserver      8 8 4 4      Or it can be a genuine network issue  Restart your network-manager using sudo service network-manager restart or fix it up          I have just received this error after switching from HTTPS to SSH  for my origin remote   To fix  I simply ran the following command  for each repo      ssh -T git github com    Upon receiving a successful response  I could fetch push to the repo with ssh     I took that command from Git s Testing your SSH connection guide  which is part of the greater Connecting to GitHub with with SSH guide

[git] ssh: Could not resolve hostname github.com: Name or service not known; fatal: The remote end hung up unexpectedly

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