WowAce

I'm getting this message when I log into a character.  If I clear it everything seems to work fine, haven't encountered any other errors yet.

Message: .../LibAppropriateItems-1.0/LibAppropriateItems-1.0.lua:41: table index is nil
Time: Mon Nov 21 08:40:52 2022
Count: 1
Stack: .../LibAppropriateItems-1.0/LibAppropriateItems-1.0.lua:41: table index is nil
[string "@Interface/AddOns/Inventorian_ItemLevels/lib/LibAppropriateItems-1.0/LibAppropriateItems-1.0.lua"]:41: in main chunk

Locals: lib = <table> {
CanEquip = <function> defined @Interface/AddOns/Inventorian_ItemLevels/lib/LibAppropriateItems-1.0/LibAppropriateItems-1.0.lua:8
IsAppropriate = <function> defined @Interface/AddOns/Inventorian_ItemLevels/lib/LibAppropriateItems-1.0/LibAppropriateItems-1.0.lua:14
}
oldMinor = nil
_ = "Mage"
playerclass = "MAGE"
valid_classes = nil
(*temporary) = <table> {
}
(*temporary) = <table> {
}
(*temporary) = nil
(*temporary) = <table> {
}
(*temporary) = nil
(*temporary) = "table index is nil"