here is the Video of the Bug, please look into it. its very easy for the bug to appear
https://youtu.be/UfKSAByUd0I
Ok so how it works when you choose 2 or more Factories and click to build a few units then click on repeat queue, the Repeat queue does not work.
if you choose only 1 Factory and build units the repeat queue will work.
can you guys see that bug happening to you to?