Please help to fix an error!

[QuadroTony]

update
error popup with not only guild invite

but for example friend request+guild invite

guys, i posted this few times
but i guess author of "No. thank you" thinking this error is not important to fix

do you know how to fix?

on screenshot:

when you got more than one guild invite at the same time, error appear
no matter how many guilds you have
but in this particular case i have 4/5
and got 3 invites in few seconds
error appear immediatly after 2nd invite