1x CraftSim/Libs/GUTIL/GUTIL.lua:318: bad argument #1 to 'abs' (number expected, got nil)
[string "=[C]"]: in function `abs'
[string "@CraftSim/Libs/GUTIL/GUTIL.lua"]:318: in function `FormatMoney'
[string "@CraftSim/Modules/CustomerHistory/Frames.lua"]:238: in function `fillFunc'
[string "@CraftSim/Libs/GGUI/GGUI.lua"]:2187: in function `Add'
[string "@CraftSim/Modules/CustomerHistory/Frames.lua"]:231: in function `UpdateCustomerHistoryList'
[string "@CraftSim/Modules/CustomerHistory/Frames.lua"]:218: in function `UpdateDisplay'
[string "@CraftSim/Main/CraftSim.lua"]:433: in function <CraftSim/Main/CraftSim.lua:432>
[string "=[C]"]: ?
[string "=[C]"]: ?
[string "=[C]"]: in function `Show'
[string "@FrameXML/UIParent.lua"]:2938: in function `SetUIPanel'
[string "@FrameXML/UIParent.lua"]:2781: in function `ShowUIPanel'
...
[string "@TradeSkillMaster/LibTSM/Util/FSMClasses/Machine.lua"]:168: in function <.../TradeSkillMaster/LibTSM/Util/FSMClasses/Machine.lua:150>
[string "@TradeSkillMaster/External/LibTSMClass-2/LibTSMClass.lua"]:332: in function `_Transition'
[string "@TradeSkillMaster/LibTSM/Util/FSMClasses/Machine.lua"]:127: in function <.../TradeSkillMaster/LibTSM/Util/FSMClasses/Machine.lua:105>
[string "@TradeSkillMaster/External/LibTSMClass-2/LibTSMClass.lua"]:332: in function `ProcessEvent'
[string "@TradeSkillMaster/Core/UI/CraftingUI/Core.lua"]:193: in function `callback'
[string "@TradeSkillMaster/LibTSM/Util/Event.lua"]:132: in function `ProcessEvent'
[string "@TradeSkillMaster/LibTSM/Util/Event.lua"]:150: in function <TradeSkillMaster/LibTSM/Util/Event.lua:141>
[string "=[C]"]: in function `OpenTradeSkill'
[string "@ElvUI_Professions/ElvUI_Professions.lua"]:153: in function `onClick'
[string "@ElvUI/Core/Modules/DataTexts/DataTexts.lua"]:440: in function <...ceElvUI/Core/Modules/DataTexts/DataTexts.lua:438>

Locals:
(*temporary) = nil
(*temporary) = "number expected, got nil"