WowAce

I keep getting this error

14225x ...ace/AddOns/ShadowedUnitFrames/modules/indicators.lua:276: bad argument #1 to 'SetAlpha' (Usage: self:SetAlpha(alpha))
[string "=[C]"]: in function `SetAlpha'
[string "@Interface/AddOns/ShadowedUnitFrames/modules/indicators.lua"]:276: in function <...ace/AddOns/ShadowedUnitFrames/modules/indicators.lua:270>

Locals:
(*temporary) = Texture {
0 = <userdata>
status = "ready"
enabled = true
}
(*temporary) = -0.002167

14225x ...ace/AddOns/ShadowedUnitFrames/modules/indicators.lua:276: bad argument #1 to 'SetAlpha' (Usage: self:SetAlpha(alpha))
[string "=[C]"]: in function `SetAlpha'
[string "@Interface/AddOns/ShadowedUnitFrames/modules/indicators.lua"]:276: in function <...ace/AddOns/ShadowedUnitFrames/modules/indicators.lua:270>

Locals:
(*temporary) = Texture {
0 = <userdata>
status = "ready"
enabled = true
}
(*temporary) = -0.002167

same in raid before 

26629x ...ace/AddOns/ShadowedUnitFrames/modules/indicators.lua:276: bad argument #1 to 'SetAlpha' (Usage: self:SetAlpha(alpha))
[string "=[C]"]: in function `SetAlpha'
[string "@Interface/AddOns/ShadowedUnitFrames/modules/indicators.lua"]:276: in function <...ace/AddOns/ShadowedUnitFrames/modules/indicators.lua:270>

Locals:
(*temporary) = Texture {
0 = <userdata>
status = "ready"
enabled = true
}
(*temporary) = -0.002167

having same

30501x ...ace/AddOns/ShadowedUnitFrames/modules/indicators.lua:276: bad argument #1 to 'SetAlpha' (Usage: self:SetAlpha(alpha))
[string "=[C]"]: in function `SetAlpha'
[string "@Interface/AddOns/ShadowedUnitFrames/modules/indicators.lua"]:276: in function <...ace/AddOns/ShadowedUnitFrames/modules/indicators.lua:270>

Locals:
(*temporary) = Texture {
0 = <userdata>
status = "ready"
enabled = true
}
(*temporary) = -0.000000

same

Message: ...ace/AddOns/ShadowedUnitFrames/modules/indicators.lua:276: bad argument #1 to 'SetAlpha' (Usage: self:SetAlpha(alpha))
Time: Sat Nov 5 22:54:06 2022
Count: 260886
Stack: ...ace/AddOns/ShadowedUnitFrames/modules/indicators.lua:276: bad argument #1 to 'SetAlpha' (Usage: self:SetAlpha(alpha))
[string "=[C]"]: in function `SetAlpha'
[string "@Interface/AddOns/ShadowedUnitFrames/modules/indicators.lua"]:276: in function <...ace/AddOns/ShadowedUnitFrames/modules/indicators.lua:270>

Locals: (*temporary) = Texture {
0 = <userdata>
enabled = true
}
(*temporary) = -178.565175

the fix for alpha is a few lines down just modify the file and works fine

modify how?