2x bad argument #1 to '?' (outside of expected range 0 to 4294967295 - Usage: local isValid = C_ChatInfo.IsValidChatLine([chatLine]))
[string "=[C]"]: in function IsValidChatLine' [string "@FrameXML/UnitPopupUtils.lua"]:30: in function TryCreatePlayerLocation'
[string "@FrameXML/UnitPopupSharedButtonMixins.lua"]:894: in function CanShow' [string "@FrameXML/UnitPopupSharedButtonMixins.lua"]:1003: in function CanShow'
[string "@FrameXML/UnitPopupShared.lua"]:55: in function ShowMenu' [string "@FrameXML/UnitPopupShared.lua"]:279: in function <FrameXML/UnitPopupShared.lua:278> [string "=[C]"]: in function UnitPopup_ShowMenu'
[string "@FrameXML/FriendsFrame_Shared.lua"]:251: in function initFunction' [string "@FrameXML/UIDropDownMenu.lua"]:79: in function UIDropDownMenu_Initialize'
[string "@FrameXML/UIDropDownMenu.lua"]:1112: in function <FrameXML/UIDropDownMenu.lua:971>
[string "=[C]"]: in function ToggleDropDownMenu' [string "@FrameXML/FriendsFrame_Shared.lua"]:222: in function FriendsFrame_ShowDropdown'
[string "@FrameXML/ItemRef.lua"]:66: in function <FrameXML/ItemRef.lua:1>
[string "=[C]"]: ?
[string "=[C]"]: ?
[string "@Interface_WrathBlizzard_CombatLog/Blizzard_CombatLog.lua"]:3516: in function <...athBlizzard_CombatLog/Blizzard_CombatLog.lua:3458>
[string "=[C]"]: in function SetItemRef' [string "@FrameXML/ChatFrame.lua"]:3768: in function <FrameXML/ChatFrame.lua:3767> [string "=[C]"]: in function ChatFrame_OnHyperlinkShow'
[string "@WIM/Sources/WindowHandler.lua"]:1958: in function `fun'
[string "@WIM/Sources/WindowHandler.lua"]:437: in function <WIM/Sources/WindowHandler.lua:429>
[string "@WIM/Sources/WindowHandler.lua"]:753: in function <WIM/Sources/WindowHandler.lua:753>

Locals:
(*temporary) = "bad argument #1 to '?' (outside of expected range 0 to 4294967295 - Usage: local isValid = C_ChatInfo.IsValidChatLine([chatLine]))"

Click on the "gray" names to reproduce.