I just installed the Procedural Parts mod for KSP 1.2.2, The parts show up, but when I place a fuel tank and right click it, the usual text box doesn't appear - At all, not even the stock fuel tank editor. If I place a Decoupler, it just brings up the normal settings for a decoupler.
Here's a screenshot of my folder:
Have I installed it wrong? Thanks for any suggestions.