Hi Armando,
Thanks for reaching out to us. We have updated our code base in the version 2.0 series.
The article is not up to date according to our codebase. I have changed all the things as per our new code base.
Can you please check and let me know whether it resolves your issue or not?
Before checking don’t forget to clear your caches like- Browser Cache, Caching Plugin Cache [SG Cache], and Server-Side Cache.
Hope to hear from you soon!
Thank You
I have a bug adding variation swatches to product grid crocoblock
Gustavo Amarista