Dont read messages if the channel has no permissions

discordbot/titanembeds/redisqueue.py

@@ -103,6 +103,8 @@ class RedisQueue:
             return
         await self.connection.delete([key])
         messages = []
+        me = channel.guild.get_member(self.bot.user.id)
+        if channel.permissions_for(me).read_messages:
             async for message in channel.history(limit=50):
                 formatted = get_formatted_message(message)
                 messages.append(json.dumps(formatted, separators=(',', ':')))