No spoiler codes work

[Trickshot]

I have tried so many spoiler codes and not one of them work. I don't know if it has something to do with my IQ or my forum. I've tried so many of them but it always ends up:

[Yaldaram]

Possibly Replacement code is not correct.

Try either of these;

http://mods.mybb.com/view/spoiler-bbcode
http://mods.mybb.com/view-resource/spoiler-tag
http://mods.mybb.com/view/full-spoiler