WowAce

Getting this error when mouseover something

`5x ...ibNameplateRegistry-1.0/LibNameplateRegistry-1.0-20.lua:620: attempt to call upvalue 'GetMouseFocus' (a nil value)
[string "@TargetNameplateIndicator/Libs/LibNameplateRegistry-1.0-20/LibNameplateRegistry-1.0/LibNameplateRegistry-1.0.lua"]:620: in function `?'
[string "@TargetNameplateIndicator/Libs/LibNameplateRegistry-1.0-20/LibNameplateRegistry-1.0/LibNameplateRegistry-1.0.lua"]:892: in function <...ibNameplateRegistry-1.0/LibNameplateRegistry-1.0.lua:891>

Locals:
self = <table> {
callbacks = <table> {
}
UsedCallBacks = 3
EventFrame = Frame {
}
mixinTargets = <table> {
}
}
unitName = ""
mouseoverNameplate = nil
data = nil
(*temporary) = nil
(*temporary) = "attempt to call upvalue 'GetMouseFocus' (a nil value)"
GetMouseFocus = nil
WorldFrame = WorldFrame {
}
ActivePlates_per_frame = <table> {
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
= <table> {
}
}
HighlightFailsReported = false
INFO2 = 4
WARNING = 2
`