Campaign Achievement BUG - Moebius Factor

There is a major BUG with this achievement that needs to be patched quickly. I did it twice, first time only building what was permitted, second time not building a single unit (just picking up what mission gave me). I still didn’t get the achievement. I didn’t build mules or more SCV, or mercenary or any units whatsoever. Still no achievement. PLEASE FIX THANKS.

A simple search would’ve revealed this, and it has been reported already: