the operation requires the account to be logged

Every 2-3 loading into instances on EU realms disconnecting me with "the operation requires the account to be logged" message.
Nothing wrong with me internet, i did everything with files.
I have good pc e.t.c.


And i deleted my standart character, but still have currency in my "currency exchange", is there a way to delete it, w/o lvling to 21 in standart?

plz help i can t play normal