Started getting this LUA error during combat, and I have been using this for weeks without issues.

Message: Interface/AddOns/ClassicFCT/main.lua:581: bad argument #1 to 'SetScale' (must be a finite number - Usage: self:SetScale(scale))
Time: Wed Apr 12 15:56:36 2023
Count: 4
Stack: Interface/AddOns/ClassicFCT/main.lua:581: bad argument #1 to 'SetScale' (must be a finite number - Usage: self:SetScale(scale))
[string "=[C]"]: in function SetScale' [string "@Interface/AddOns/ClassicFCT/main.lua"]:581: in function ApplyUpdate'
[string "@Interface/AddOns/ClassicFCT/main.lua"]:921: in function <Interface/AddOns/ClassicFCT/main.lua:909>
[string "@Interface/AddOns/ClassicFCT/main.lua"]:942: in function <Interface/AddOns/ClassicFCT/main.lua:930>

Locals: (*temporary) = FontString {
0 =
ApplyUpdate = defined @Interface/AddOns/ClassicFCT/main.lua:574
Init = defined @Interface/AddOns/ClassicFCT/main.lua:68
Validate = defined @Interface/AddOns/ClassicFCT/main.lua:525
UpdateParent = defined @Interface/AddOns/ClassicFCT/main.lua:495
UpdatePosition = defined @Interface/AddOns/ClassicFCT/main.lua:553
UpdateAnimation = defined @Interface/AddOns/ClassicFCT/main.lua:538
Release = defined @Interface/AddOns/ClassicFCT/main.lua:91
state =

{
}
}
(*temporary) = Infinite
(*temporary) = "must be a finite number - Usage: self:SetScale(scale)"