On Retail...

1x Interface/AddOns/IcyVeinsStatPriority/Core.lua:79: Usage: self:SetFont(fontFile, height, flags)
[string "=[C]"]: in function SetFont' [string "@Interface/AddOns/IcyVeinsStatPriority/Core.lua"]:79: in function <Interface/AddOns/IcyVeinsStatPriority/Core.lua:78> [string "@Interface/AddOns/IcyVeinsStatPriority/Core.lua"]:733: in function ?'
[string "@Interface/AddOns/IcyVeinsStatPriority/Core.lua"]:718: in function <Interface/AddOns/IcyVeinsStatPriority/Core.lua:717>

Locals:
(*temporary) = IVSP_FONT {
0 =
}
(*temporary) = "Fonts\FRIZQT__.TTF"
(*temporary) = 11

Yeah, it looks like it's all fine now.

This should have been fixed yesterday.