Looks like the same issue but you are going to get at least two more in step 8
From altertable-7.3a2.php
Quote
drop FORUM_PERMISSION_CAN_READ,
drop FORUM_PERMISSION_CAN_CREATE_REPLY,
drop FORUM_PERMISSION_CAN_CREATE_TOPIC
Somewhere around step 18 there are several more that are dropped so not sure what your version does or does not have as far a fields are concerned.

Blue Man Group
There is no such thing as stupid questions. Just stupid answers