Anyone else having this issue? As soon as I click restart to select a different character on my account I am prompted with the disconnect window.
Try to delete frost from your game folder, then on the login website, go bottom left part of the page and click on update4game so it installs everything properly and should be solved. If it doesn't just post this same question on technical issues forum
Well it stopped when I opened the clients again. For now I am alright. I will take note though MrOurk, ty.