I'm having this exact problem with base game showing as 2.0.37, but Space Age, Quality, and Elevated Rails showing as 2.0.35.
Verified files, stepped version down to 2.0.35, uninstalled completely, but still unable to load up Space Age.

ETA: Was signed into a Steam profile that has the base game ...

This is a minor issue and as far as I could tell it hasn't been reported already. When setting conditions for a space platform, the value for the constant isn't highlighted by default as is the case for circuit conditions elsewhere. Normally, once the filter selection has been opened, it's possible ...

Ah, so it does. Well never mind then, haha.I guess this can be deleted then.

TL;DR
With no filters selected in stats screen, shift-click to remove an item/fluid from all.


What ?
When using the production statistics screen and no filter is set, shift-clicking an item/fluid should create a filter that includes everything except this item/fluid.

Why ?
I feel like this ...

I think it would be really handy to be able to set the priority of which items are placed first for blueprints. For example, I've got a blueprint with a substation, laser turrets, and a short wall that I use to attack alien bases. It would take less damage being deployed if I could make sure that ...