Question 2018 Release

My syslog reports the following.

Jan 12 04:50:35 ^?? :: WARNING: EOF on socket read (connection broken by peer)
Jan 12 04:50:35 [ WA :: Losing descriptor without char.
Jan 12 04:50:35 `^UA :: WARNING: Attempting to get content from iterator with NULL list.
Jan 12 04:50:35 `^UA :: WARNING: Attempting to remove iterator from NULL list.
Jan 12 04:50:35 ^?? :: No connections. Going to sleep.
Jan 12 13:13:25 ^?? :: New connection. Waking up.
Jan 12 13:13:25 ^] :: WARNING: EOF on socket read (connection broken by peer)
Jan 12 13:13:25 :: Losing descriptor without char.
Jan 12 13:13:25 `^UA :: WARNING: Attempting to get content from iterator with NULL list.
Jan 12 13:13:25 `^UA :: WARNING: Attempting to remove iterator from NULL list.

I have tried all the above suggestions and have been unable to reproduce. I have seen it in the past as well and have several examples from syslogs. Appreciate the help if anyone can find out how to recreate the error.

If you use the Whirlwind skill in a room with mobs it will trigger this: