I can't join games I get a error

help I don't know what is hapening why can't people join games I tryed from both commputers but I can't join games pls help

That sounds like the client bug many other players currently experience. To fix it install the new alpha client (=test version of the next client iteration)
https://github.com/FAForever/downlords-faf-client/releases/tag/v2023.2.0-alpha-2

thx it helped I can now play with my frinds

didn't help to me