Can't list M+ group

[Nougat-azgalor]

Blizzard has responded in this thread :

Cant start M+ groups in queue

im trying to start my M+ key just like i did everyday since legion but today it wouldnt queue when i click list group. it does nothing its not any addons because i disabled them all key is a 18 grimrail depot…

They’re working on a fix!