1.9.9 error

Had these popping a few times while doing some HC Scenarios: 5x oqueue\oqueue-1.9.8.lua:18896: attempt to concatenate a nil value oqueue\oqueue-1.9.8.lua:18896: in function `?' oqueue\oqueue-1.9.8.lua:22729: in function `process_msg' oqueue\oqueue-1.9.8.lua:17063: in function `on_bnet_friend_invite' oqueue\oqueue-1.9.8.lua:23378: in function `?' oqueue\oqueue-1.9.8.lua:23373: in function

1 issue so far in 1.9.4:

joined a world boss raid and...

You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader. You are not the party leader.
You are not the party leader. You are not the party leader.
You are not the party leader.You are not the party leader. You are not the party leader.
You are not the party leader.You are not the party leader.You are not the party leader. You are not the party leader.
You are not the party leader.You are not the party leader. You are not the party leader.
You are not the party leader.You are not the party leader. You are not the party leader.
You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader. You are not the party leader.
You are not the party leader.You are not the party leader. You are not the party leader.
You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.You are not the party leader.
You are not the party leader.
You are not the party leader.
You are not the party leader.

grrr.