The "deleted elements" return value of "Delete Elements from 2D Array" is returning bad values. Inspection reveals that the code is passing the wrong rows/columns value to "Reorder 2D Array". When deleting "rows" ("columns"), "rows" ("columns") should be passed to "Reorder 2D Array".
This was first reported, here:
http://forums.lavag.org/Dumb-Open-G-Question-t10614.html&p=45107#
Example of bug
Fixed by Commit # 758.
Not fixed (see http://lavag.org/topic/7474-dumb-open-g-question/page__view__findpost__p__88092 )