Got this error when opening a public crafting order:

2x .../Modules/ReagentOptimization/ReagentOptimization.lua:158: attempt to index field '?' (a nil value)
[string "@CraftSim/Modules/ReagentOptimization/ReagentOptimization.lua"]:158: in function optimizeKnapsack' [string "@CraftSim/Modules/ReagentOptimization/ReagentOptimization.lua"]:470: in function OptimizeReagentAllocation'
[string "@CraftSim/Classes/RecipeData.lua"]:651: in function OptimizeReagents' [string "@CraftSim/Init/Init.lua"]:737: in function TriggerModulesByRecipeType'
[string "@CraftSim/Init/Init.lua"]:85: in function <CraftSim/Init/Init.lua:83>
[string "@CraftSim/Libs/GUTIL/GUTIL.lua"]:605: in function checkCondition' [string "@CraftSim/Libs/GUTIL/GUTIL.lua"]:611: in function WaitFor'
[string "@CraftSim/Init/Init.lua"]:74: in function TriggerModuleUpdate' [string "@CraftSim/Init/Init.lua"]:126: in function <CraftSim/Init/Init.lua:106> [string "=[C]"]: ? [string "=[C]"]: in function Init'
[string "@Blizzard_ProfessionsTemplates/Blizzard_ProfessionsRecipeSchematicForm.lua"]:192: in function <...emplates/Blizzard_ProfessionsRecipeSchematicForm.lua:186>
[string "=[C]"]: in function Show' [string "@Blizzard_Professions/Blizzard_ProfessionsCrafterOrderPage.lua"]:759: in function ViewOrder'
[string "@Blizzard_Professions/Blizzard_ProfessionsCrafterOrderPage.lua"]:64: in function <...Professions/Blizzard_ProfessionsCrafterOrderPage.lua:59>

Locals:
self =

{
UI = {
}
}
ks = {
1 = {
}
0 = {
}
}
BPs = {
1 = 0.573171
2 = 0
3 = -1
4 = -1
0 = -1
}
recipeData = {
isGear = true
reagentData = {
}
specializationDataCached = false
relativeProfitCached = 34
recipeIcon = 4419344
specializationData = {
}
supportsCraftingStats = true
supportsQualities = true
supportsCraftingspeed = true
priceData = {
}
learned = true
maxQuality = 5
recipeInfoCached = false
concentrationCurveData = {
}
isAlchemicalExperimentation = false
recipeInfo = {
}
concentrationCost = 239
baseOperationInfo = {
}
professionStatModifiers = {
}
maxItemAmount = 1
professionStats = {
}
supportsMulticraft = false
expansionID = 10
cooldownData = {
}
subRecipeDepth = 0
isOldWorldRecipe = false
parentRecipeInfo = {
}
orderData = {
}
supportsSpecializations = true
baseProfessionStats = {
}
concentrating = false
isBaseRecraftRecipe = false
crafterData = {
}
isCrafterInfoCached = true
isCooking = false
isSoulbound = true
recipeID = 435376
averageProfitCached = 5948245.048840
buffData = {
}
minItemAmount = 1
numSkillUps = 1
baseItemAmount = 1
isRecraft = false
resultData = {
}
hasQualityReagents = true
isQuestRecipe = false
recipeName = "Forger's Font Inspector"
optimizedSubRecipes = {
}
supportsIngenuity = true
isSimulationModeData = false
subRecipeCostsEnabled = false
professionGearCached = false
hasReagents = true
concentrationData = {
}
isSalvageRecipe = false
isEnchantingRecipe = false
professionGearSet = {
}
supportsResourcefulness = true
professionData = {
}
operationInfoCached = false
categoryID = 1994
}
numMaterials = 1
i = nil
j = -192
k = nil
maxWeight = 454
inf = Infinite
b = {
1 = {
}
0 = {
}
}
c = {
1 = {
}
0 = {
}
}
i = 1
minValue = Infinite
outArr = {
}
outResult = {
}
target = 0
h = 0
tStart = 261
tEnd = 454
lowestj = 0
matString = ""
(for index) = 1
(for limit) = 4
(for step) = 1
h = 1
outAllocation = {
allocations = {
}
}
(for index) = 0
(for limit) = 0
(for step) = -1
i = 0
matAllocations = {
}
(*temporary) = nil
(*temporary) = {
allocations = {
}
}
(*temporary) = nil
(*temporary) = nil
(*temporary) = nil
(*temporary) = {
1 = {
}
2 = {
}
3 = {
}
}
(*temporary) = {
allocations = 0
itemID = 213221
quality = 3
}
(*temporary) = 213221
(*temporary) = {
itemID = 213221
}
(*temporary) = "attempt to index field '?' (a nil value)"
GUTIL = {
COLORS = {
}
Object = {
}
eventWaitFrame = Frame {
}
Formatter = {
}
}
CraftSim = {
COOLDOWNS = {
}
STATISTICS = {
}
OPTIONAL_REAGENT_DATA = {
}
NEWS = {
}
CraftRecipeData = {
}
DEBUG = {
}
PRICE_DETAILS = {
}
ProfessionGear = {
}
CRAFT_BUFFS = Frame {
}
NodeData = {
}
PRICE_OVERRIDE = {
}
ConcentrationData = {
}
LOCAL_MX = {
}
ENCHANT_RECIPE_DATA = {
}
REAGENT_DATA = {
}
COST_OPTIMIZATION = {
}
EXPLANATIONS = {
}
LibCompress = {
}
TopGearResult = {
}
ReagentData = {
}
LOCAL_DE = {
}
CONCENTRATION_TRACKER = {
}
SUPPORTERS = {
}
LibGraph = {
}
OptionalReagentSlot = {
}
Reagent = {
}
PRICE_APIS = {
}
LOCAL_FR = {
}
SPECIALIZATION_DATA = {
}
PRICE_SOURCE = {
}
UTIL = {
}
LOCAL_ES = {
}
CraftSimObject = {
}
PerkData = {
}
ITEM_COUNT = Frame {
}
TOPGEAR = {
}
PriceData = {
}
OptionalReagent = {
}
CONCENTRATION_CURVE_DATA = {
}
LOCAL_IT = {
}
CONTROL_PANEL = {
}
CraftQueueItem = <