I got this error message after logging in today.

Message: ...\AddOns\ls_UI\modules\unitframes\elements\insets.lua:35: Usage: :SetHeight(height)
Time: Fri Sep 11 15:41:36 2020
Count: 1
Stack: ...\AddOns\ls_UI\modules\unitframes\elements\insets.lua:35: Usage: :SetHeight(height)
[string "=[C]"]: in function SetHeight' [string "@Interface\AddOns\ls_UI\modules\unitframes\elements\insets.lua"]:35: in function Expand'
[string "@interface\AddOns\ls_UI\modules\unitframes\units\pet.lua"]:179: in function UpdateContainer' [string "@Interface\AddOns\ls_UI\modules\unitframes\elements\power.lua"]:84: in function PostUpdate'
[string "@interface\AddOns\ls_UI\embeds\oUF\elements\power.lua"]:241: in function <Interface\AddOns\ls_UI\embeds\oUF\elements\power.lua:195>
[string "@interface\AddOns\ls_UI\embeds\oUF\elements\power.lua"]:254: in function func' [string "@Interface\AddOns\ls_UI\embeds\oUF\ouf.lua"]:211: in function UpdateAllElements'
[string "@interface\AddOns\ls_UI\embeds\oUF\ouf.lua"]:65: in function <Interface\AddOns\ls_UI\embeds\oUF\ouf.lua:46>
[string "@interface\AddOns\ls_UI\embeds\oUF\ouf.lua"]:88: in function <Interface\AddOns\ls_UI\embeds\oUF\ouf.lua:81>
[string "=[C]"]: in function SetAttribute' [string "@Interface\AddOns\ls_UI\embeds\oUF\ouf.lua"]:739: in function Spawn'
[string "@interface\AddOns\ls_UI\modules\unitframes\core.lua"]:206: in function CreateUnitFrame' [string "@Interface\AddOns\ls_UI\modules\unitframes\core.lua"]:313: in function <Interface\AddOns\ls_UI\modules\unitframes\core.lua:272> [string "=(tail call)"]: ? [string "@Interface\AddOns\ls_UI\modules\unitframes\core.lua"]:272: in function <Interface\AddOns\ls_UI\modules\unitframes\core.lua:265> [string "=[C]"]: ? [string "@Interface\AddOns\ls_UI\core\core.lua"]:83: in function Call'
[string "@interface\AddOns\ls_UI\core\core.lua"]:106: in function InitModules' [string "@Interface\AddOns\ls_UI\init.lua"]:271: in function func'
[string "@interface\AddOns\ls_UI\core\core.lua"]:38: in function <Interface\AddOns\ls_UI\core\core.lua:36>

Locals: (*temporary) = {
0 =
Glass = {
}
IsExpanded = defined @interface\AddOns\ls_UI\modules\unitframes\elements\insets.lua:124
Right = {
}
Left = {
}
_expanded = false
Collapse = defined @interface\AddOns\ls_UI\modules\unitframes\elements\insets.lua:14
Seps =

{
}
Capture = defined @interface\AddOns\ls_UI\modules\unitframes\elements\insets.lua:116
Mid = {
}
Expand = defined @interface\AddOns\ls_UI\modules\unitframes\elements\insets.lua:34
GlassShadow = {
}
}
(*temporary) = nil