If you want to have your PC related issues fixed automatically and diagnose, list, and rectify any registry errors, we recommend that you try using the Restoro Repair Tool that can easily do all of this at a single click. Now that you have been taken through almost the entirety of the triggers behind this error, we can finally move on towards implementing the fixes.
Therefore, we recommend that you connect to the server using a VPN server and then check to see if doing so fixes the error.
#UNABLE TO COMPLETE VERSION CHECK FFXIV PC UPDATE#
Therefore, we strongly suggest that you try and use a different network and check if the error is resolved.