Thank you for posting in the Final Fantasy XIV Technical Support Forums.

Error 9007 is a connection error that happens when you are disconnected from the game abruptly. In order order to get a sense of the problem, please provide the following:

-Platform
-Wired or WIFI connection
-Other programs being used when running FFXIV
-When disconnect occurs/How often
-Everything you have tried to resolve the issue

Hope to see you online!