Issues

• Trying to track down the increasing lag over time. It's driving me crazy.

  KSPModStewards/SystemHeat#182 · Filter by author crossfire81 opened on Aug 24, 2026
  4

• Not letting me drill for some reason, potentially this mod caused it.

  KSPModStewards/SystemHeat#181 · Filter by author EndAllFilms opened on Jul 18, 2026

• Cryo Fuels Boil-Off Despite Adequate Cooling - H₂, CH₄, (+O₂) (any tank) (with/without boil-off extra)

  KSPModStewards/SystemHeat#179 · Filter by author MicrosoftWorks opened on Jul 17, 2026
  1

• SystemHeatGenerator Module

  KSPModStewards/SystemHeat#178 · Filter by author physics59 opened on Jun 28, 2026
  1

• Without ForceStockRadiatorLogic, foldable radiators have no heat flux

  KSPModStewards/SystemHeat#176 · Filter by author dvangennip opened on May 29, 2026
  2

• System Heat Resource Converter toggle jams

  KSPModStewards/SystemHeat#174 · Filter by author JadeOfMaar opened on May 27, 2026

• ModuleSystemHeatColorAnimator accesses Renderer.material every frame, and this is slow

  KSPModStewards/SystemHeat#165 · Filter by author Phantomical opened on May 9, 2026

• Radiators configured to use resources do not require them to function

  KSPModStewards/SystemHeat#163 · Filter by author warriorsabe opened on May 8, 2026
  1

• Performance: Simulator.Loop is O(n)

  performance
  KSPModStewards/SystemHeat#152 · Filter by author JonnyOThan opened on May 6, 2026

• Heat Exchange UI flickers in editor

  KSPModStewards/SystemHeat#151 · Filter by author JonnyOThan opened on May 5, 2026

• Performance: HeatModule.AddFlux is O(N) with the number of sources

  performance
  KSPModStewards/SystemHeat#150 · Filter by author JonnyOThan opened on May 5, 2026 · 0.9

• [New feature request] Request to make the mod compatible with RealFuels or just tell us how to make a patch for it

  KSPModStewards/SystemHeat#137 · Filter by author IndigoWing opened on Aug 14, 2025

• MKS Drill support

  KSPModStewards/SystemHeat#132 · Filter by author baroneight opened on Apr 25, 2025

• Some Wiki Pages Not Written

  KSPModStewards/SystemHeat#130 · Filter by author DareMightyThingsJPL opened on Feb 2, 2025
  6

• Patch compat issue with RR

  KSPModStewards/SystemHeat#129 · Filter by author KSAMissionCtrl opened on Jan 26, 2025
  5

• Very minor: iSRU does not reach 125% effiency with 5 star engineer and perfect cooling

  wontfix
  KSPModStewards/SystemHeat#74 · Filter by author KSP-Rocketeer opened on Jul 23, 2021
  2