diff --git a/src/heavserver.py b/src/heavserver.py
index 878d917..46a9a7b 100644
--- a/src/heavserver.py
+++ b/src/heavserver.py
@@ -8,7 +8,7 @@ import metrics
 def setup(bot):
 	@bot.listen()
 	async def on_member_join(member):
-		if member.guild.id == util.config["heavserver"]["id"]:
+		if member.guild and member.guild.id == util.config["heavserver"]["id"]:
 			logging.info("%s (%d) joined heavserver", member.display_name, member.id)
 			if member.bot:
 				await member.add_roles(discord.utils.get(member.guild.roles, id=util.config["heavserver"]["quarantine_role"]))
diff --git a/src/irc_link.py b/src/irc_link.py
index 030535f..44856d0 100644
--- a/src/irc_link.py
+++ b/src/irc_link.py
@@ -77,9 +77,14 @@ async def initialize():
             logging.info("Connected to %s on IRC", channel)
             joined.add(channel)
 
+    def disconnect(conn, event):
+        logging.warn("Disconnected from IRC, reinitializing")
+        teardown()
+        asyncio.create_task(initialize)
+
     # TODO: do better thing
     conn.add_global_handler("welcome", connect)
-    conn.add_global_handler("disconnect", lambda conn, event: logging.warn("Disconnected from IRC"))
+    conn.add_global_handler("disconnect", disconnect)
     conn.add_global_handler("nicknameinuse", inuse)
     conn.add_global_handler("pubmsg", pubmsg)
 
diff --git a/src/userdata.py b/src/userdata.py
index 48745ab..afd3436 100644
--- a/src/userdata.py
+++ b/src/userdata.py
@@ -26,7 +26,7 @@ class Userdata(commands.Cog):
 
     @userdata.command(help="Get a userdata key. Checks guild first, then global.")
     async def get(self, ctx, *, key):
-        row = await self.get_userdata(ctx.author.id, ctx.guild.id, key)
+        row = await self.get_userdata(ctx.author.id, ctx.guild and ctx.guild.id, key)
         if not row:
             raise ValueError("No such key")
         await ctx.send(row["value"])
@@ -37,7 +37,7 @@ class Userdata(commands.Cog):
         if scope == "global":
             rows = await self.bot.database.execute_fetchall("SELECT * FROM user_data WHERE user_id = ? AND guild_id = '_global' AND key LIKE ?", (ctx.author.id, query))
         else:
-            rows = await self.bot.database.execute_fetchall("SELECT * FROM user_data WHERE user_id = ? AND guild_id = ? AND key LIKE ?", (ctx.author.id, ctx.guild.id, query))
+            rows = await self.bot.database.execute_fetchall("SELECT * FROM user_data WHERE user_id = ? AND guild_id = ? AND key LIKE ?", (ctx.author.id, ctx.guild and ctx.guild.id, query))
         out = []
         for row in rows:
             if show_values:
@@ -51,7 +51,7 @@ class Userdata(commands.Cog):
     async def set_cmd(self, ctx, key, *, value):
         check_key(key)
         value = preprocess_value(value)
-        await self.set_userdata(ctx.author.id, ctx.guild.id, key, value)
+        await self.set_userdata(ctx.author.id, ctx.guild and ctx.guild.id, key, value)
         await ctx.send(f"**{key}** set (scope guild)")
 
     @userdata.command(help="Set a userdata key in the global scope.")
@@ -68,7 +68,7 @@ class Userdata(commands.Cog):
         row = await self.get_userdata(ctx.author.id, ctx.guild.id, key)
         if not row:
             value = 0
-            guild = ctx.guild.id
+            guild = ctx.guild and ctx.guild.id
         else:
             value = int(row["value"])
             guild = row["guild_id"]
@@ -80,7 +80,7 @@ class Userdata(commands.Cog):
     async def delete(self, ctx, *keys):
         "Delete the specified keys (smallest scope first)."
         for key in keys:
-            row = await self.get_userdata(ctx.author.id, ctx.guild.id, key)
+            row = await self.get_userdata(ctx.author.id, ctx.guild and ctx.guild.id, key)
             if not row:
                 return await ctx.send(embed=util.error_embed(f"No such key {key}"))
             await self.bot.database.execute("DELETE FROM user_data WHERE user_id = ? AND guild_id = ? AND key = ?", (ctx.author.id, row["guild_id"], key))
diff --git a/src/util.py b/src/util.py
index 5be196d..02bd782 100644
--- a/src/util.py
+++ b/src/util.py
@@ -278,7 +278,7 @@ AltCtx = collections.namedtuple("AltCtx", ["author", "guild", "bot"])
 async def user_config_lookup(ctx, cfg):
     userdata = ctx.bot.get_cog("Userdata")
     if userdata is None: return
-    row = await userdata.get_userdata(ctx.author.id, ctx.guild.id, cfg)
+    row = await userdata.get_userdata(ctx.author.id, ctx.guild and ctx.guild.id, cfg)
     if row is None: return
     return row["value"]