added extra help message to role not found situations.

roxbot.py

@@ -102,14 +102,6 @@ async def on_guild_remove(guild):
 	gs.remove_guild(guild)
 
 
-@bot.event
-async def on_error(event, *args, **kwargs):
-	if roxbot.dev_mode:
-		traceback.print_exc()
-	else:
-		logging.exception(event)
-
-
 @bot.check
 def check_blacklist(ctx):
 	"""Adds global check to the bot to check for a user being blacklisted."""

roxbot/core.py

@@ -116,8 +116,8 @@ class Roxbot(commands.Bot):
 				return await channel.send(embed=embed)
 
 
-
-class ErrorHandling(commands.Cog):
+class Core(commands.Cog):
+	"""Core bot cog. Includes management commands, logging, error handling, and backups."""
 
 	COMMANDONCOOLDOWN = "This command is on cooldown, please wait {:.2f} seconds before trying again."
 	CHECKFAILURE = "You do not have permission to do this. Back off, thot!"
@@ -130,8 +130,29 @@ class ErrorHandling(commands.Cog):
 
 	def __init__(self, bot_client):
 		self.bot = bot_client
+
+		# Error Handling
+		#self.bot.add_listener(self.error_handle, "command_error")
 		self.dev = roxbot.dev_mode
 
+		# Backup setup
+		if roxbot.backup_enabled:
+			self.backup_task = self.bot.loop.create_task(self.auto_backups())
+
+		# Logging Setup
+		self.bot.add_listener(self.cleanup_logging_settings, "on_guild_channel_delete")
+		self.bot.add_listener(self.log_member_join, "on_member_join")
+		self.bot.add_listener(self.log_member_remove, "on_member_remove")
+
+		self.settings = {
+			"logging": {
+				"enabled": 0,
+				"convert": {"enabled": "bool", "channel": "channel"},
+				"channel": 0
+			}
+		}
+
+
 	@staticmethod
 	def command_not_found_check(ctx, error):
 		try:
@@ -156,6 +177,15 @@ class ErrorHandling(commands.Cog):
 		except AttributeError:
 			return ""
 
+	@staticmethod
+	def role_case_check(error):
+		if "Role" in error.args[0]:
+			out = error.args[0]
+			out += " Roles are case-sensitive, please make sure it was typed correctly."
+			return out
+		else:
+			return error.args[0]
+
 	@commands.Cog.listener()
 	async def on_command_error(self, ctx, error):
 		if self.dev:
@@ -163,7 +193,7 @@ class ErrorHandling(commands.Cog):
 		else:
 			user_error_cases = {
 				commands.MissingRequiredArgument: error.args[0],
-				commands.BadArgument: error.args[0],
+				commands.BadArgument: self.role_case_check(error),
 				commands.TooManyArguments: self.TOOMANYARGS,
 				roxbot.UserError: error.args[0],
 			}
@@ -213,30 +243,6 @@ class ErrorHandling(commands.Cog):
 				embed.colour = roxbot.EmbedColours.dark_red
 				await ctx.send(embed=embed)
 
-
-class Core(ErrorHandling):
-	"""Core bot cog. Includes management commands, logging, error handling, and backups."""
-	def __init__(self, bot_client):
-		self.bot = bot_client
-		super().__init__(self.bot)
-
-		# Backup setup
-		if roxbot.backup_enabled:
-			self.backup_task = self.bot.loop.create_task(self.auto_backups())
-
-		# Logging Setup
-		self.bot.add_listener(self.cleanup_logging_settings, "on_guild_channel_delete")
-		self.bot.add_listener(self.log_member_join, "on_member_join")
-		self.bot.add_listener(self.log_member_remove, "on_member_remove")
-
-		self.settings = {
-			"logging": {
-				"enabled": 0,
-				"convert": {"enabled": "bool", "channel": "channel"},
-				"channel": 0
-			}
-		}
-
 	#############
 	#  Logging  #
 	#############