Twitch client installed classic/retail version on retail/classic
Retail version, twitch client installed

Describe the bug
LUA error, when speak with Lyeth in Court of Stars for disguise, and when speak with Rumonwronger
Do you have an error log of what happened?

this one happens when spean with Lyeth:

Message: ...ce\AddOns\DBM-Party-Legion\CourtofStars\CoSTrash.lua:218: attempt to call global 'GetGossipOptions' (a nil value)
Time: Sat Oct 24 13:51:09 2020
Count: 1
Stack: ...ce\AddOns\DBM-Party-Legion\CourtofStars\CoSTrash.lua:218: attempt to call global 'GetGossipOptions' (a nil value)
[string "@interface\AddOns\DBM-Party-Legion\CourtofStars\CoSTrash.lua"]:218: in function `handler'
[string "@interface\AddOns\DBM-Core\DBM-Core.lua"]:856: in function <Interface\AddOns\DBM-Core\DBM-Core.lua:843>

Locals: self =

{
timers = {
}
categorySort = {
}
SyncThreshold = 8
lastAntiSpam1 = 432804.610000
OnBWSync = defined @interface\AddOns\DBM-Party-Legion\CourtofStars\CoSTrash.lua:254
stats = {
}
modId = "DBM-Party-Legion"
isTrashMod = true
GOSSIP_SHOW = defined @interface\AddOns\DBM-Party-Legion\CourtofStars\CoSTrash.lua:210
CHAT_MSG_MONSTER_SAY = defined @interface\AddOns\DBM-Party-Legion\CourtofStars\CoSTrash.lua:204
ResetGossipState = defined @interface\AddOns\DBM-Party-Legion\CourtofStars\CoSTrash.lua:199
zones = {
}
revision = 20201020205835
Options = {
}
DefaultOptions = {
}
id = "CoSTrash"
SPELL_AURA_APPLIED = defined @interface\AddOns\DBM-Party-Legion\CourtofStars\CoSTrash.lua:79
SPELL_CAST_START = defined @interface\AddOns\DBM-Party-Legion\CourtofStars\CoSTrash.lua:36
OnSync = defined @interface\AddOns\DBM-Party-Legion\CourtofStars\CoSTrash.lua:245
addon = {
}
specwarns = {
}
iconRestore = {
}
optionCategories = {
}
localization = {
}
announces = {
}
vb = {
}
subTab = 7
}
guid = "Creature-0-3892-1571-378-106468-000014152A"
cid = 106468
(*temporary) = defined =[C]:-1
(*temporary) = "#"
(*temporary) = nil
(*temporary) = "attempt to call global 'GetGossipOptions' (a nil value)"
clues = {
I heard the spy carefully hides their hands. = "gloves"
Someone told me the spy hates wearing long sleeves. = "short sleeves"
I heard the spy's belt pouch is filled with gold to show off extravagance. = "pouch"
Someone said the spy wears gloves to cover obvious scars. = "gloves"
A friend of mine mentioned the spy has long sleeves on. = "long sleeves"
Someone's been saying that our new guest isn't male. = "female"
I heard the spy carries a magical pouch around at all times. = "pouch"
I just barely caught a glimpse of the spy's long sleeves earlier in the evening. = "long sleeves"
The spy enjoys darker colored vests... like the night. = "dark vest"
I heard that the spy left their cape in the palace before coming here. = "no cape"
I heard the spy brought along potions, I wonder why? = "potions"
A guest saw both her and Elisande arrive together earlier. = "female"
I heard the spy's outfit has long sleeves tonight. = "long sleeves"
I heard the spy dislikes capes and refuses to wear one. = "no cape"
Someone mentioned the spy came in earlier wearing a cape. = "cape"
There's a rumor that the spy never has gloves on. = "no gloves"
Rumor has is the spy loves to read and always carries around at least one book. = "book"
You know... I found an extra pair of gloves in the back room. The spy is likely to be bare handed somewhere around here. = "no gloves"
I heard the spy enjoys wearing capes. = "cape"
I heard the spy's belt pouch is lined with fancy threading. = "pouch"
The spy definitely prefers darker clothing. = "dark vest"
I didn't tell you this... but the spy is masquerading as an alchemist and carrying potions at the belt. = "potions"
I heard the spy brought along some potions... just in case. = "potions"
I heard the spy always has a book of written secrets at the belt. = "book"
There's a rumor that the spy always wears gloves. = "gloves"
A musician told me she saw the spy throw away their last potion and no longer has any left. = "no potion"
I heard the spy dislikes wearing gloves. =

To Reproduce

and this one, for the clues:
Message: ...ce\AddOns\DBM-Party-Legion\CourtofStars\CoSTrash.lua:226: attempt to call global 'GetGossipOptions' (a nil value)
Time: Sat Oct 24 13:55:42 2020
Count: 2
Stack: ...ce\AddOns\DBM-Party-Legion\CourtofStars\CoSTrash.lua:226: attempt to call global 'GetGossipOptions' (a nil value)
[string "@interface\AddOns\DBM-Party-Legion\CourtofStars\CoSTrash.lua"]:226: in function `handler'
[string "@interface\AddOns\DBM-Core\DBM-Core.lua"]:856: in function <Interface\AddOns\DBM-Core\DBM-Core.lua:843>

Locals: self =

{
timers = {
}
categorySort = {
}
SyncThreshold = 8
panel = {
}
lastAntiSpam1 = 432804.610000
OnBWSync = defined @interface\AddOns\DBM-Party-Legion\CourtofStars\CoSTrash.lua:254
stats = {
}
modId = "DBM-Party-Legion"
isTrashMod = true
GOSSIP_SHOW = defined @interface\AddOns\DBM-Party-Legion\CourtofStars\CoSTrash.lua:210
CHAT_MSG_MONSTER_SAY = defined @interface\AddOns\DBM-Party-Legion\CourtofStars\CoSTrash.lua:204
ResetGossipState = defined @interface\AddOns\DBM-Party-Legion\CourtofStars\CoSTrash.lua:199
zones = {
}
revision = 20201020205835
Options = {
}
DefaultOptions = {
}
id = "CoSTrash"
SPELL_AURA_APPLIED = defined @interface\AddOns\DBM-Party-Legion\CourtofStars\CoSTrash.lua:79
SPELL_CAST_START = defined @interface\AddOns\DBM-Party-Legion\CourtofStars\CoSTrash.lua:36
OnSync = defined @interface\AddOns\DBM-Party-Legion\CourtofStars\CoSTrash.lua:245
addon = {
}
specwarns = {
}
iconRestore = {
}
optionCategories = {
}
localization = {
}
announces = {
}
vb = {
}
subTab = 7
}
guid = "Creature-0-3892-1571-378-107486-00011411C3"
cid = 107486
(*temporary) = defined =[C]:-1
(*temporary) = "#"
(*temporary) = nil
(*temporary) = "attempt to call global 'GetGossipOptions' (a nil value)"
clues = {
I heard the spy carefully hides their hands. = "gloves"
Someone told me the spy hates wearing long sleeves. = "short sleeves"
I heard the spy's belt pouch is filled with gold to show off extravagance. = "pouch"
Someone said the spy wears gloves to cover obvious scars. = "gloves"
A friend of mine mentioned the spy has long sleeves on. = "long sleeves"
Someone's been saying that our new guest isn't male. = "female"
I heard the spy carries a magical pouch around at all times. = "pouch"
I just barely caught a glimpse of the spy's long sleeves earlier in the evening. = "long sleeves"
The spy enjoys darker colored vests... like the night. = "dark vest"
I heard that the spy left their cape in the palace before coming here. = "no cape"
I heard the spy brought along potions, I wonder why? = "potions"
A guest saw both her and Elisande arrive together earlier. = "female"
I heard the spy's outfit has long sleeves tonight. = "long sleeves"
I heard the spy dislikes capes and refuses to wear one. = "no cape"
Someone mentioned the spy came in earlier wearing a cape. = "cape"
There's a rumor that the spy never has gloves on. = "no gloves"
Rumor has is the spy loves to read and always carries around at least one book. = "book"
You know... I found an extra pair of gloves in the back room. The spy is likely to be bare handed somewhere around here. = "no gloves"
I heard the spy enjoys wearing capes. = "cape"
I heard the spy's belt pouch is lined with fancy threading. = "pouch"
The spy definitely prefers darker clothing. = "dark vest"
I didn't tell you this... but the spy is masquerading as an alchemist and carrying potions at the belt. = "potions"
I heard the spy brought along some potions... just in case. = "potions"
I heard the spy always has a book of written secrets at the belt. = "book"
There's a rumor that the spy always wears gloves. = "gloves"
A musician told me she saw the spy throw away their last potion and no longer has any left. = "no potion"
I heard the spy disl

Screenshots

Did you try having DeadlyBossMods as the only enabled addon and everything else (especially something like ElvUI) disabled?
Yeah, this bug appears, when DBM is the only thing that run

Which version of DeadlyBossMods are you using?
9.0.2 (2020/10/20 20:58:35)

Was it working in a previous version? If yes, which was the last good one?
with BFA versions

Additional context