Another lua error?

This did not happen yesterday but today after your download this thing pops up in the middle of my screen just as I enter combat!!!

Message: Interface\FrameXML\ChatFrame.lua:1028: Usage: CastSpellByName(name[, target])
Time: Thu Dec 2 18:53:50 2021
Count: 1
Stack: Interface\FrameXML\ChatFrame.lua:1028: Usage: CastSpellByName(name[, target])
[string “=[C]”]: in function CastSpellByName' [string "@Interface\FrameXML\ChatFrame.lua"]:1028: in function <Interface\FrameXML\ChatFrame.lua:956> [string "@Interface\FrameXML\ChatFrame.lua"]:1233: in function ?’
[string “@Interface\FrameXML\ChatFrame.lua”]:5143: in function <Interface\FrameXML\ChatFrame.lua:5109>
[string “=[C]”]: in function ChatEdit_ParseText' [string "@Interface\FrameXML\ChatFrame.lua"]:4827: in function ChatEdit_SendText’
[string “@Interface\FrameXML\ChatFrame.lua”]:3075: in function <Interface\FrameXML\ChatFrame.lua:3068>
[string “=[C]”]: ?
[string “=[C]”]: in function UseAction' [string "@Interface\FrameXML\SecureTemplates.lua"]:350: in function handler’
[string “@Interface\FrameXML\SecureTemplates.lua”]:663: in function <Interface\FrameXML\SecureTemplates.lua:607>
[string “=[C]”]: ?
[string “@Interface\FrameXML\SecureHandlers.lua”]:266: in function <Interface\FrameXML\SecureHandlers.lua:263>
[string “=[C]”]: ?
[string “@Interface\FrameXML\SecureHandlers.lua”]:296: in function <Interface\FrameXML\SecureHandlers.lua:279>
[string “=(tail call)”]: ?

Locals: (*temporary) = nil