Duplicate Report 'White Tiger Swordsman' Monster Card Book Disconnecting Bug

Description of the bug: When the Monster Book Card is open and the 'Dropping' tab is unlocked for 'White Tiger Swordsman', there is an empty space where an item is supposed to be (It's the 3rd across and 3rd down square on the first page). If I hover my mouse over this empty space, I instantly disconnect.
What is supposed to happen?: Instead of an empty space, there should be an item that is supposed to be dropped from this monster. It also should not instantly disconnect me.
Where did you find and/or notice this bug?: The Monster Card Book under the 'Dropping Tab' for 'White Tiger Swordsman'.
A step-by-step guide to re-producing this bug (optional):
*Note* At least 4 'White Tiger Swordsman' Monster Cards are required to experience this bug.
1. Open the Monster Card Book
2. Find White Tiger Swordsman in the book
3. Click on the 'Dropping' tab
4. Hover the mouse over the empty square (3rd across, 3rd down, first page) and you will disconnect instantly.
Extra information (optional):