Here's a picture of the popup, taken a few hours later. Power consumption was down to 10 Mw, and the problem seems to have resolved itself. But when I made the original post, the "Available Power" bars were near 220, causing the "Power Output" to be capped at around 220 too. Although it is gone for ...

My factory contains 74 steam engines, which, when running at full capacity, satisfy my energy needs several times over. However, recently, I've entered a power shortage because my engines available power bars are all suddenly at around 220 Kw, instead of the normal 900. They are all fed by my many ...