Failed compiling 'DiscordChat.cs':
1. The type or namespace name 'Discord' does not exist in the namespace 'Oxide.Ext' (are you missing an assembly reference?) [CS0234]
(DiscordChat 17 line 8)
2. The type or namespace name 'IDiscordPlugin' could not be found (are you missing a using directive or an assembly reference?) [CS0246]
(DiscordChat 57 line 31)
3. The name 'DiscordExtHooks' does not exist in the current context [CS0103]
(DiscordChat 21 line 137)
4. 'IPlayer' does not contain a definition for 'GetDiscordUser' and no accessible extension method 'GetDiscordUser' accepting a first argument of type 'IPlayer' could be found (are you missing a using directive or an assembly reference?) [CS1061]
(DiscordChat 55 line 44)

Need to install the Discord Extension. No game updates can break this plugin.

Are you running carbon or oxide @madstayen ?