Generators don't work with 0 resources - Energy bug

[migue1s]

Description

Generators stop working when having 0 production per second and 0 resources

With methane production + methane amount at 0 Bought a few manual methane, generators started working again

Reproducible

Always

Steps to reproduce

1. Buy 30 methane generators (only tested with this amount, might be any)
   • Only tier 1/2 methane extractors used
2. Go have 0 methane/second + have no methane
   • Reproduced multiple times by selling generators, then buying enough units for 0

Workaround

Buy a couple of manual resources or another resource generator