Replace Unit?

[Slaydon]

Hello guys, im working on some creation stuff, but when i replace it nothing happens, and try to do some actions with it doesnt neither work.
Someone know how to solve this?

 

[Kingz]

This could be helpfull.

Blizzards Replace Unit function doesn't work if you try to replace a unit with it's own type.

 

[Slaydon]

tyvm, +rep