Duplicate: error in new tech tree

[indian20]

I don´t use the template as this is no bug but an error in new tech tree from my perspective

I am confused with the technology tree: To explore Advanced Vacuum I need Compound Fluids but this technology allows to produce Compound Fluids - how shall this work?

 

[DeletedUser5882]

I think the error you mention has already been reported

https://forum.beta.forgeofempires.com/index.php?threads/saab-advanced-vacuum-distillation-tech-requires-a-saab-good-to-be-researched.12741/