STACK TRACE ----------------------------------------- function: new -- file: GeneratorAddFuel.lua line # 73 | MOD: Ultimate Generator Overhaul function: addFuelGenerator -- file: BuildingGenerator.lua line # 188 | MOD: Ultimate Generator Overhaul function: onMouseUp -- file: ISContextMenu.lua line # 90 | Vanilla ERROR: General f:12729, t:1746920545212> ExceptionLogger.logException> Exception thrown java.lang.RuntimeException: Object tried to call nil in new at KahluaUtil.fail(KahluaUtil.java:100). Stack trace: se.krka.kahlua.vm.KahluaUtil.fail(KahluaUtil.java:100) se.krka.kahlua.vm.KahluaThread.luaMainloop(KahluaThread.java:954) se.krka.kahlua.vm.KahluaThread.call(KahluaThread.java:173) se.krka.kahlua.vm.KahluaThread.pcall(KahluaThread.java:1963) se.krka.kahlua.vm.KahluaThread.pcallBoolean(KahluaThread.java:1902) se.krka.kahlua.integration.LuaCaller.protectedCallBoolean(LuaCaller.java:104) zombie.ui.UIElement.onMouseUp(UIElement.java:1633) zombie.ui.UIElement.onConsumeMouseButtonUp(UIElement.java:1695) zombie.ui.UIManager.updateMouseButtons(UIManager.java:844) zombie.ui.UIManager.update(UIManager.java:706) zombie.GameWindow.logic(GameWindow.java:332) zombie.GameWindow.frameStep(GameWindow.java:928) zombie.GameWindow.run_ez(GameWindow.java:821) zombie.GameWindow.mainThread(GameWindow.java:619) java.base/java.lang.Thread.run(Unknown Source)