WowAce

I keep getting these 3 errors, over and over.

I am on the most recent client. And English.

Message: ...AddOns\Bartender4\libs\AceEvent-3.0\AceEvent-3.0-4.lua:33: Attempt to register unknown event "UPDATE_WORLD_STATES"
Time: Wed May 13 20:10:55 2020
Count: 4
Stack: ...AddOns\Bartender4\libs\AceEvent-3.0\AceEvent-3.0-4.lua:33: Attempt to register unknown event "UPDATE_WORLD_STATES"

Locals:

Message: ...AddOns\Bartender4\libs\AceEvent-3.0\AceEvent-3.0-4.lua:37: Attempt to unregister unknown event "UPDATE_WORLD_STATES"
Time: Wed May 13 20:17:52 2020
Count: 5
Stack: ...AddOns\Bartender4\libs\AceEvent-3.0\AceEvent-3.0-4.lua:37: Attempt to unregister unknown event "UPDATE_WORLD_STATES"

Locals: <none>

Message: ...AddOns\Bartender4\libs\AceEvent-3.0\AceEvent-3.0-4.lua:33: Attempt to register unknown event "UPDATE_WORLD_STATES"
Time: Wed May 13 17:38:31 2020
Count: 1
Stack: ...AddOns\Bartender4\libs\AceEvent-3.0\AceEvent-3.0-4.lua:33: Attempt to register unknown event "UPDATE_WORLD_STATES"
...AddOns\Bartender4\libs\AceEvent-3.0\AceEvent-3.0.lua:120: in function <...AddOns\Bartender4\libs\AceEvent-3.0\AceEvent-3.0.lua:119>

Locals: this = AceEvent30Frame {
0 = <userdata>
}
event = "UPDATE_BATTLEFIELD_STATUS"
events = <table> {
recurse = 0
events = <table> {
}
OnUsed = <function> defined @Interface\AddOns\Bartender4\libs\AceEvent-3.0\AceEvent-3.0.lua:32
Fire = <function> defined @Interface\AddOns\Atlas\Libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:59
OnUnused = <function> defined @Interface\AddOns\Bartender4\libs\AceEvent-3.0\AceEvent-3.0.lua:36
insertQueue = <table> {
}
}

Another addon is causing this issue, Bartender just includes the library.