error ChatFrame.lua:4524: attempt to concatenate a nil value

[aguamemnon]

unable to use macro to send msg to chan 4

error reported =>

52x FrameXML/ChatFrame.lua:4524: attempt to concatenate a nil value [string "@FrameXML/ChatFrame.lua"]:4524: in function ChatEdit_UpdateHeader'
[string "@Prat-3.0-3.9.42/modules/Editbox.lua"]:850: in function <Prat-3.0/modules/Editbox.lua:849>
[string "=(tail call)"]: ?
[string "@FrameXML/ChatFrame.lua"]:4901: in function ChatEdit_HandleChatType' [string "@FrameXML/ChatFrame.lua"]:4960: in function <FrameXML/ChatFrame.lua:4917> [string "=[C]"]: ? [string "=[C]"]: in function ChatEdit_ParseText'
[string "@FrameXML/ChatFrame.lua"]:4634: in function <FrameXML/ChatFrame.lua:4633>
[string "=[C]"]: in function ChatEdit_SendText' [string "@FrameXML/ChatFrame.lua"]:3015: in function <FrameXML/ChatFrame.lua:3009> [string "=[C]"]: ? [string "=[C]"]: in function UseAction'
[string "@FrameXML/SecureTemplates.lua"]:343: in function `handler'
[string "@FrameXML/SecureTemplates.lua"]:625: in function <FrameXML/SecureTemplates.lua:569>
[string "=[C]"]: ?
[string "@FrameXML/SecureHandlers.lua"]:266: in function <FrameXML/SecureHandlers.lua:263>
[string "=[C]"]: ?
[string "@FrameXML/SecureHandlers.lua"]:296: in function <FrameXML/SecureHandlers.lua:279>
[string "=(tail call)"]: ?

Locals:
editBox = EditBox {
0 =
autoCompleteParams =

{
}
}
type = "CHANNEL"
info = {
colorNameByClass = false
flashTab = false
b = 0.752941
r = 1
id = 18
sticky = 1
flashTabOnGeneral = false
g = 0.752941
}
(*temporary) = {
ERR_OUT_OF_CHI = "Pas assez de chi"
DH_HAVOC_CORE_ABILITY_2 = "Attaque puissante en mêlée qui consomme de la fureur. Si elle inflige un coup critique, une partie de la fureur est récupérée."
QuestieFrame1464 = QuestieFrame1464 {
}
GetTrainerServiceTypeFilter = defined =[C]:-1
UNIT_NAMES_COMBATLOG_TOOLTIP = "Colorer les noms des unités."
SetTrainerServiceTypeFilter = defined =[C]:-1
LE_GAME_ERR_CHAT_RAID_RESTRICTED_TRIAL = 793
SPELL_FAILED_CUSTOM_ERROR_71 = "Ce bambocheur aimerait danser avec vous."
LE_GAME_ERR_PET_SPELL_TARGETS_DEAD = 410
BT4Button58 = BT4Button58 {
}
CompactUnitFrameProfilesGeneralOptionsFrameHealthTextDropdownButtonNormalTexture = CompactUnitFrameProfilesGeneralOptionsFrameHealthTextDropdownButtonNormalTexture {
}
ScrollTable6Row14col16text = ScrollTable6Row14col16text {
}
PawnItemComparer = defined @Pawn/Pawn.lua:4047
GRM_ToolIgnoredScrollBorderFrameBottomBorder = GRM_ToolIgnoredScrollBorderFrameBottomBorder {
}
MultiBarLeftButton7 = MultiBarLeftButton7 {
}
InterfaceOptionsNamesPanelUnitNameplatesShowAll = InterfaceOptionsNamesPanelUnitNameplatesShowAll {
}
ScrollTable5HeadCol15fs = ScrollTable5HeadCol15fs {
}
LFGListInviteDialog_OnEvent = defined @FrameXML/LFGList.lua:2766
MerchantItem5AltCurrencyFrameItem1Text = MerchantItem5AltCurrencyFrameItem1Text {
}
OPTION_SHOW_ACTION_BAR5_TOOLTIP = "Ancré sur le côté gauche de la barre d’actions 4 par défaut"
BINDING_NAME_NAMEPLATES = "Afficher les barres d'info des ennemis"
CHAT_HEADER_SUFFIX = " : "
DetailsBreakdownWindowTabButtonAvoidance169_Text = DetailsBreakdownWindowTabButtonAvoidance169_Text {
}
IsReferAFriendLinked = defined =[C]:-1
UnitFrameManaBar_UnregisterDefaultEvents = defined @FrameXML/UnitFrame.lua:623
DUNGEON_FLOOR_UPPERBLACKROCKSPIRE3 = "Salle de Main-noire"
CraftExpandTabLeft = CraftExpandTabLeft {
}
AllTheThings-Settings-Use the Master Audio ChannelText = AllTheThings-Settings-Use the Master Audio ChannelText {
}
BT4Button22Flash = BT4Button22Flash {
}
MoneyFrame_OnEvent = defined @FrameXML/MoneyFrame.lua:224
CinematicFrameRaidBossEmoteFrame = CinematicFrameRaidBossEmoteFrame {
}
ScrollTable3Row12col13text = ScrollTable3Row12col13text {
}
TradeSkillInputBoxLeft = TradeSkillInputBoxLeft {
}
LFGTeleport = defined =[C]:-1
LE_GAME_ERR_ONLY_ONE_QUIVER = 33
SpellButton6Cooldown = SpellButton6Cooldown {
}
LOSS_OF_CONTROL_DISPLAY_FEAR = "Peur"
Graphics_QualityText = Graphics_QualityText {
}
GRM_BirthdayTooltipStatusBar = GRM_BirthdayTooltipStatusBar {
}
OverrideActionBarButton6Shine11 = OverrideActionBarButton6Shine11 {
}
LibDBIcon10_BugSack = LibDBIcon10_BugSack {
}
CompactUnitFrameProfilesSaveButton = CompactUnitFrameProfilesSaveButton {
}
linePool8 = linePool8 {
}
RaidGraphics_EnvironmentalDetailSlider = RaidGraphics_EnvironmentalDetailSlider {
}
PetPaperDollFrameTab3Right = PetPaperDollFrameTab3Right {
}
BINDING_NAME_RECOUNT_TOGGLE_MAIN = "Affiche ou non la fenêtre principale."
TELLMEWHEN_VERSION_FULL = "10.1.6 "
DetailsFrameworkBarNumber520409 = DetailsFrameworkBarNumber520409 {
}
WeakAurasDisplayButton807 = WeakAurasDisplayButton807 {
}
TitanPanelVolumeControlFrameDialogTitle = TitanPanelVolumeControlFrameDialogTitle {
}
CompactRaidFrameManagerDisplayFrameFilterOptionsFilterRoleTankMiddleMiddle = CompactRaidFrameManagerDisplayFrameFilterOptionsFilterRoleTankMiddleMiddle {
}
ScrollTable6Row4col11text = ScrollTable6Row4col11text {
}
ContainerFrame4Item16Cooldown = ContainerFrame4Item16Cooldown {
}
BuffomatShared = {
}
DUNGEON_FLOOR_DRAGONBLIGHTCHROMIESCENARIO2 = "Andorhal"
ScrollTable4Row12col1text = ScrollTable4Row12col1text {
}
PlayerFrame_U`