Help! Why continuous production of crystals became 0?

774618531

I have 6 crystals harvesters level 20.
https://www.screencast.com/t/0vFe2ghc5

ArveK_GDI

A screenshot of the whole layout would be useful.

But the most obvious reason would be that you aren't attaching them to a silo. If they aren't, they will only produce packages.

774618531

ArveK_GDI wrote: »

A screenshot of the whole layout would be useful.

But the most obvious reason would be that you aren't attaching them to a silo. If they aren't, they will only produce packages.

It helps! Thank you!!