Latest version installed.

4x Accountant/Accountant.lua:693: attempt to call global 'InterfaceOptionsFrame_OpenToCategory' (a nil value)
[string "@Accountant/Accountant.lua"]:693: in function `OnClick'
[string "@SilverDragon/lib/LibDBIcon-1.0-54/LibDBIcon-1.0.lua"]:179: in function <...Ons/SilverDragon/lib/LibDBIcon-1.0/LibDBIcon-1.0.lua:177>

Locals:
_ = LibDBIcon10_Accountant {
fadeOut = AnimationGroup {
}
dataObject =

{
}
isMouseDown = false
db = {
}
icon = Texture {
}
}
button = "RightButton"
(*temporary) = nil
(*temporary) = Frame {
obj = {
}
name = "Accountant"
}
(*temporary) = "attempt to call global 'InterfaceOptionsFrame_OpenToCategory' (a nil value)"
SC = {
artwork_path = "Interface\AddOns\Accountant\Artwork"
repair_cost = 0
modules = {
}
current_money = 5922164218
current_tab = 5
AllDropdown = "All Chars"
Realm = "Wyrmrest Accord"
ShowAlliance = true
got_name = true
could_repair = false
data = {
}
DIVIDER = "-"
AUTHOR = "tfmonk "
defaultModuleState = true
db = {
}
baseName = "Accountant"
Toons = {
}
GOLD_COLOR = "|cFFFFFF00"
can_repair = ""
GREEN_COLOR = "|cff19ff19"
DEV = true
repair_money = 0
ShowHorde = true
enabledState = true
verbose = false
show_setup = false
Char = "Tiannah"
Version = "10.2.7"
player = "Wyrmrest Accord-Tiannah"
AllCharsMaxRows = 60
log_modes_short = {
}
last_money = 5922164218
defaultModuleLibraries = {
}
refund_mode = ""
TITLE = "Accountant"
name = "Accountant"
Faction = "Alliance"
orderedModules = {
}
CREDAUTHOR = "Urnati & Dajin & Thorismud"
show_mode = false
AllToons = {
}
mode = ""
MaxRows = 15
sender = ""
LDBIcon = {
}
show_events = false
log_modes = {
}
show_toons = "All Chars"
}

I also get an error when trying to open options....looks to be similar to OP.

Date: 2024-07-30 16:56:38
ID: 6
Error occured in: Global
Count: 1
Message: Interface/AddOns/Accountant/Accountant.lua line 693:
attempt to call global 'InterfaceOptionsFrame_OpenToCategory' (a nil value)
Debug:
[string "@Interface/AddOns/Accountant/Accountant.lua"]:693: OnClick()
[string "@Interface/AddOns/Masque/Libs/LibDBIcon-1.0/LibDBIcon-1.0.lua"]:179:
...e/AddOns/Masque/Libs/LibDBIcon-1.0/LibDBIcon-1.0.lua:177
Locals:
_ = LibDBIcon10_Accountant {
fadeOut = AnimationGroup {
}
dataObject =

{
}
isMouseDown = false
db = {
}
icon = Texture {
}
}
button = "RightButton"
(*temporary) = nil
(*temporary) = Frame {
obj = {
}
name = "Accountant"
}
(*temporary) = "attempt to call global 'InterfaceOptionsFrame_OpenToCategory' (a nil value)"
SC = {
artwork_path = "Interface\AddOns\Accountant\Artwork"
repair_cost = 0
modules = {
}
current_money = 7714542167
current_tab = 4
AllDropdown = "All Chars"
Realm = "Baelgun"
ShowAlliance = true
got_name = true
could_repair = false
data = {
}
DIVIDER = "-"
AUTHOR = "tfmonk "
defaultModuleState = true
db = {
}
baseName = "Accountant"
Toons = {
}
GOLD_COLOR = "|cFFFFFF00"
can_repair = ""
GREEN_COLOR = "|cff19ff19"
DEV = true
repair_money = 0
ShowHorde = true
enabledState = true
verbose = false
show_setup = false
Char = "Talongore"
Version = "10.2.7"
player = "Baelgun-Talongore"
AllCharsMaxRows = 60
log_modes_short = {
}
last_money = 7714542167
defaultModuleLibraries = {
}
refund_mode = ""
TITLE = "Accountant"
name = "Accountant"
Faction = "Alliance"
orderedModules = {
}
CREDAUTHOR = "Urnati & Dajin & Thorismud"
show_mode = false
AllToons = {
}
mode = ""
MaxRows = 15
sender = ""
LDBIcon = {
}
show_events = false
log_modes = {
}
show_toons = "All Chars"
}