Thank you for the posts. This is a known issue, hopefully we'll have an update to prevent this manifesting at all, but the restart should help for now.
For now we have word that restarting the game itself should let you find games again. but restart the game should help.
Matchmaking into different game modes may also help and should be faster than a restart.
Hopefully we'll have an update to prevent this manifesting at all, but hopefully this info helps for now.
This is a Server problem which causes FPS drop and lag in game