WowAce

I got this on my 85 Human Fire Mage fro must mouse overs.I only know that the addon had this error based on the chat text when the error occurred.

26x C stack overflow
[string "=[C]"]: in function `SetVertexColor'
[string "@Blizzard_TradeSkillUI/Wrath/Blizzard_TradeSkillUI.lua"]:336: in function `TradeSkillFrame_SetSelection'
[string "@Blizzard_TradeSkillUI/Wrath/Blizzard_TradeSkillUI.lua"]:135: in function <...lizzard_TradeSkillUI/Wrath/Blizzard_TradeSkillUI.lua:127>
[string "=[C]"]: in function `SetTradeSkillSubClassFilter'
[string "@Blizzard_TradeSkillUI/Wrath/Blizzard_TradeSkillUI.lua"]:50: in function `TradeSkillFrame_SetupSubClassDropdown'
[string "@Blizzard_TradeSkillUI/Wrath/Blizzard_TradeSkillUI.lua"]:160: in function `TradeSkillFrame_Update'
[string "@Blizzard_TradeSkillUI/Wrath/Blizzard_TradeSkillUI.lua"]:141: in function <...lizzard_TradeSkillUI/Wrath/Blizzard_TradeSkillUI.lua:127>
[string "=[C]"]: in function `SetTradeSkillSubClassFilter'
[string "@Blizzard_TradeSkillUI/Wrath/Blizzard_TradeSkillUI.lua"]:50: in function `TradeSkillFrame_SetupSubClassDropdown'
[string "@Blizzard_TradeSkillUI/Wrath/Blizzard_TradeSkillUI.lua"]:160: in function `TradeSkillFrame_Update'
[string "@Blizzard_TradeSkillUI/Wrath/Blizzard_TradeSkillUI.lua"]:141: in function <...lizzard_TradeSkillUI/Wrath/Blizzard_TradeSkillUI.lua:127>
[string "=[C]"]: in function `SetTradeSkillSubClassFilter'
...
[string "@Blizzard_TradeSkillUI/Wrath/Blizzard_TradeSkillUI.lua"]:160: in function `TradeSkillFrame_Update'
[string "@Blizzard_TradeSkillUI/Wrath/Blizzard_TradeSkillUI.lua"]:141: in function <...lizzard_TradeSkillUI/Wrath/Blizzard_TradeSkillUI.lua:127>
[string "=[C]"]: in function `SetTradeSkillSubClassFilter'
[string "@Blizzard_TradeSkillUI/Wrath/Blizzard_TradeSkillUI.lua"]:50: in function `TradeSkillFrame_SetupSubClassDropdown'
[string "@Blizzard_TradeSkillUI/Wrath/Blizzard_TradeSkillUI.lua"]:160: in function `TradeSkillFrame_Update'
[string "@Blizzard_TradeSkillUI/Wrath/Blizzard_TradeSkillUI.lua"]:141: in function <...lizzard_TradeSkillUI/Wrath/Blizzard_TradeSkillUI.lua:127>
[string "=[C]"]: in function `ExpandTradeSkillSubClass'
[string "@+Wowhead_Looter/Wowhead_Looter.lua"]:3154: in function `wlScanTradeSkillWindow'
[string "@+Wowhead_Looter/Wowhead_Looter.lua"]:3022: in function `?'
[string "@+Wowhead_Looter/Wowhead_Looter.lua"]:3895: in function <+Wowhead_Looter/Wowhead_Looter.lua:3893>

Locals:
(*temporary) = "C stack overflow"
(*temporary) = "C stack overflow"

what was the chat text? Decursive doesn't seem to have anything to do with this error.