You’ll have to get acclimated to it if you play Tom Clancy’s The Division 2. Massive Enternainment teams will often perform maintenance on the game’s servers… If you see the message « all servers closing for maintenance in… » with a timer, it is because you only have a few minutes left to finish your current mission or your little walk in the streets of Washington D.C.
If you see the message « Tom Clancy’s The Division 2 services are currently unavailable. Please try again later « with MIKE-01 error code is that the game servers are under maintenance and you must take your pain as a patient before you return to the streets of Washington D.C. The duration of maintenance is quite variable, it can be for a few minutes or hours… Note that after maintenance, chances are you will have to download an update patch to join the game servers again and regain control of your Division agent.
☆ As a reminder, you can consult all the possible error codes for Tom Clancy’s The Division 2 on our pages at this address : Guide The Division 2 the list of error codes and their definitions in the game (how to fix).