High CPU use and memory hog using grouped skills

[Trenloe]

Sounds like a toggle variable "NeedRebuild" would be the best fix...

Yeah, that's part of my catch all "Or, I just try and sort out what the base issue is..."

[lachancery]

It's the last function in the Lua file... Sounds like a hotfix that was put in a minor release with side effects. (I remember another RMC user telling me they used to the category header in their RMC ruleset.)