Now, restart your computer and open the FFXIV launcher to check if the error is fixed. Wait about 5minutes, and then plug the router into the socket again and press the Power button to restart it. Hold the Power button on the back of your router to turn it off. Unplug the internet router from the socket. It has been proven to be useful by a great many users. The first and simplest way to fix the error “unable to complete version check FFXIV” is to restart your PC and router. How to fix FFXIV unable to complete version check? Let’s start exploring. In addition, the corrupt or missing game files can lead to the FXIV version check failed error. According to the investigation, the unstable network connection is the major cause of the error. The error message “FFXIV unable to complete version check” often pops up especially after downloading a patch. Modify the Boot Configuration FileįFXIV (Final Fantasy XIV) is a fantastic online role-playing game, while it also receives many blames due to various errors like FFXIV error 2002, error 5006, FFXIV unable to download patch files, and the one discussed today.