TSM AceBucket error

Message: ...ElvUI\Libraries\Ace3\AceBucket-3.0\AceBucket-3.0.lua:209: attempt to index upvalue 'AceEvent' (a nil value)
Time: Wed Oct 16 21:11:56 2019
Count: 1
Stack: ...ElvUI\Libraries\Ace3\AceBucket-3.0\AceBucket-3.0.lua:209: attempt to index upvalue 'AceEvent' (a nil value)
...ce\AddOns\TradeSkillMaster\Core\Lib\ErrorHandler.lua:582: in function <...ce\AddOns\TradeSkillMaster\Core\Lib\ErrorHandler.lua:542>
(tail call): ?
...ElvUI\Libraries\Ace3\AceBucket-3.0\AceBucket-3.0.lua:209: in function `UnregisterBucket'
...ElvUI\Libraries\Ace3\AceBucket-3.0\AceBucket-3.0.lua:233: in function `UnregisterAllBuckets'
...ElvUI\Libraries\Ace3\AceBucket-3.0\AceBucket-3.0.lua:259: in function <...ElvUI\Libraries\Ace3\AceBucket-3.0\AceBucket-3.0.lua:258>
(tail call): ?
[C]: ?
[string "safecall Dispatcher[2]"]:9: in function <[string "safecall Dispatcher[2]"]:5>
(tail call): ?
...ce\AddOns\Details\Libs\AceAddon-3.0\AceAddon-3.0.lua:600: in function <...ce\AddOns\Details\Libs\AceAddon-3.0\AceAddon-3.0.lua:586>
(tail call): ?
(tail call): ?
...tPlates\Libs\ThreatClassic-1.0\ThreatClassic-1.0.lua:776: in function `?'
...sic\Libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:119: in function <...sic\Libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:119>
[C]: ?
...sic\Libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:29: in function <...sic\Libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:25>
...sic\Libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:64: in function `Fire'
...ce\AddOns\Details\Libs\AceEvent-3.0\AceEvent-3.0.lua:120: in function <...ce\AddOns\Details\Libs\AceEvent-3.0\AceEvent-3.0.lua:119>

Locals: <none>