Thanks for the report however we will not be changing the message. The message covers the majority of how productivity is limited without being just a huge list of allowed recipes.

The alternative is some super verbose message or just saying some generic “can’t be used with this recipe” which is ...

That makes sense again from a gameplay perspective, but the error message the game gives is simply misleading and wrong when those are classified as intermediate products.

As in title, Productivity Modules cannot be used in some intermediate products - specifically I have found Acid Neutralisation and Steam Condensation to not allow it. These recipes are in the 'Intermediate Product' category, yet when I try to slot a production module into the Chemical Plant I am ...

It took me forever to figure out that middle-clicking is the only way to remove an item from my quick bar. It would be nice to have this function more clearly named in the controls menu, as "toggle filter" is not very straightforward.