Double chatbox

Hello, I create a macro like this : &{template:simple} {{charname=Fleur de Roncevaux}} {{rname=Concentration check}} {{r1=[[1d20+?{Bénédiction ?|Oui,1d4|Non,0}+@{Fleur de Roncevaux|constitution_save_bonus} vs DD [[[[([[ { floor(?{Damage Taken|20}/2), 10}kh1]])]]]] ]]}} This macro (or others with the template simple), like this : Do you help me to avoid the duplicate text ?

I have some bug. The picture above appear when I'm on "/talktomyself". But outside of this mod, the macro don't launch with a chrome error like this :