Log spam on engine load regarding improper float-curve setup
Smokescreen has likely changed a static value to a float-curve, will need to find out which one
Must be one of:

• fixedScale
• speed
• energy

Have not been able to track down what field this is related too, seems like it might be a bug with how real-plume sets up its effects nodes from the PLUME definitions; will continue investigating as I have time; not very high priority as it does not seem to effect anything.

Fixed in RealPlumes (supposedly)