HOWTO: Get Variable Data From an Initiation File

Any idea why I cannot get game mode on a consumable item?

http://puu.sh/lsSFN/5d9b4dbf94.jpg

Not quite sure how we are supposed to be able to set the durability of an item from the graph.

EDIT:

Solution

http://puu.sh/lsZns/e03c9443a5.jpg