From d6f9ddc3afe00ac1e8b4925a73f6783a3f497b9e Mon Sep 17 00:00:00 2001
From: jack1142 <6032823+jack1142@users.noreply.github.com>
Date: Sat, 29 Feb 2020 16:00:19 +0100
Subject: [PATCH] Check permissions before trying to clear reactions (#3589)

---
 redbot/core/utils/menus.py | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/redbot/core/utils/menus.py b/redbot/core/utils/menus.py
index 6285c0e70..75593a682 100644
--- a/redbot/core/utils/menus.py
+++ b/redbot/core/utils/menus.py
@@ -96,10 +96,18 @@ async def menu(
         )
     except asyncio.TimeoutError:
         try:
-            await message.clear_reactions()
-        except discord.Forbidden:  # cannot remove all reactions
+            if message.channel.permissions_for(ctx.me).manage_messages:
+                await message.clear_reactions()
+            else:
+                raise RuntimeError
+        except (discord.Forbidden, RuntimeError):  # cannot remove all reactions
             for key in controls.keys():
-                await message.remove_reaction(key, ctx.bot.user)
+                try:
+                    await message.remove_reaction(key, ctx.bot.user)
+                except discord.Forbidden:
+                    return
+                except discord.HTTPException:
+                    pass
         except discord.NotFound:
             return
     else: