Fired when something changes in the channel like moderation enabled, user is kicked, announcements changed and so on. CHAT_*_NOTICE in GlobalStrings.lua has a full list of available types.

CHAT_MSG_CHANNEL_NOTICE_USER: text, playerName, languageName, channelName, playerName2, specialFlags, zoneChannelID, channelIndex, channelBaseName, languageID, lineID, guid, bnSenderID, isMobile, isSubtitle, hideSenderInLetterbox, supressRaidIcons



1. text 
2. playerName 
string - If arg5 has a value then this is the user affected ( eg: "Player Foo has been kicked by Bar" ), if arg5 has no value then it's the person who caused the event ( eg: "Channel Moderation has been enabled by Bar
3. languageName 
string - Localized name of the language if applicable, e.g. "Common" or "Thalassian"
4. channelName 
string - Channel name with channelIndex, e.g. "2. Trade - City"
5. playerName2 
string - Player that caused the event (e.g. "Player Foo has been kicked by Bar")
6. specialFlags 
string - User flags if applicable, possible values are: "GM", "DEV", "AFK", "DND", "COM"[1][2]
7. zoneChannelID 
number - The static ID of the zone channel, e.g. 1 for General, 2 for Trade and 22 for LocalDefense. [3]
8. channelIndex 
number - Channel index, this usually is related to the order in which you joined each channel.
9. channelBaseName 
string - Channel name without the number, e.g. "Trade - City"
10. languageID 
number - LanguageID
11. lineID 
number - Unique chat lineID for differentiating/reporting chat messages. Can be passed to PlayerLocation:CreateFromChatLineID()
12. guid 
string - Sender's Unit GUID.
13. bnSenderID 
number - ID of the friend.
14. isMobile 
boolean - If the sender is using the Blizzard Mobile app.
15. isSubtitle 
16. hideSenderInLetterbox 
boolean - Whether this chat message is meant to show in the CinematicFrame only.[4]
17. supressRaidIcons 
boolean - Whether Target marker expressions like {rt7} and {diamond} should not be rendered with C_ChatInfo.ReplaceIconAndGroupExpressions()


  1. ^ ChatFrame.lua, patch 8.3.0, near line 3538, archived at Townlong-Yak
  2. ^ GlobalStrings.db2.
  3. ^ ChatChannels.db2.
  4. ^ ChatFrame.lua, patch 8.3.0, near line 3284, archived at Townlong-Yak