Good morning and thank you for posting in the Final Fantasy XIV Technical Forums.

Unfortunately, we are unable to assist as the Linux OS not officially supported. At this time, we may only suggest playing the game via a supported platform, or searching online to see if any others may have encountered a similar issue for possible solutions.

Supported Devices: https://na.finalfantasyxiv.com/system_requirements/

We hope the information provided is helpful, thank you once more for visiting the Final Fantasy XIV Technical Support Forums!