As is to be expected WoTLK Classic Gold it was a huge success and brought by a massive surge of interest. As such, WoW Classic players are encountering lengthy server wait times and, in some cases there are errors indicating that servers are down. Blizzard said it was anticipating large demand and potential long wait times to sign up as soon as the servers go live. It's possible to think about making or moving your characters to a server with lower numbers of players when you're ready to start playing and don't want to sit around waiting.

In particular, in the European Europe region specifically, Blizzard has warned players about an issue right now that is related to purchasing items through Battle.net. As you can see below, WoW Classic acces is tied to WoW subscriptions, and this issue could see you add some game-time to the account, but being unable to take advantage of the time right away. This will manifest itself in the form of an error message saying "active gameplay time required for playing" WoW Classic. Blizzard declares that it can be up to 24 hours before the purchased game time to register, so you'll potentially need to wait for a while before you're allowed to join.

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When you are able to join, don't expect the experience to be normal at least not immediately. Because there's so many participants beginning at the same point, it's become an issue to complete what should be fairly simple quests. Since players are seeking out kills of particular kind of enemy, you might be made to wait a long time for them to restart. In some instances players are actually drawing neat lines during the game as they wait until their next turn.