Originally Posted by valeros
I checked the 4E.pak file. The maximum height for the "reference_magicitemtablegroup" in "ref_magicitem_lists.xml" is set to 10000. I checked the one for monsters and found it was set to 100000. So I changed the value to 100000 and that fixed the issue.
So I would recommend that a patch request be made, though I do not know how that is done.
In the mean time you can manually change your 4E.pak file.
<windowclass name="reference_magicitemtablegroup">
....
<maximum>
<width>600</width>
<height>100000</height>