Maintenance for the week of February 16:
• [IN PROGRESS] ESO Store and Account System for maintenance – February 19, 9:00AM EST (14:00 UTC) - 6:00PM EST (23:00 UTC)
I am getting this same error "Your request to queue has failed" as well. Have logged out and back in same result. I was able to play a match earlier today but now getting this error.