‘Destiny 2 servers are not available’ error explained for Heresy
The real final boss is the loading screen.


Grinding in Destiny 2 is nearly Sisyphean, but joining login queues may be just as grueling. Errors such as “Destiny 2 servers are not available” will put a halt to any activity you expected to do.
Destiny 2‘s major content drops are usually marked by server queues and other assorted instability issues. In that case, it’s not entirely surprising that players are stuck at the “servers are not available” message—though the usual error code is that “Destiny 2 servers are temporarily at capacity.”