Dungeon Architect

Community Showcase Game Development
1209

Hello.
I am a fresh owner of Dungeon Architect for Unreal Engine 4.13.
‘Is Pillar on Corner’ does not compile:

pillar.png
pillar.png857×383 32.4 KB
&stc=1

How do I fix this? I tried dragging a ‘Dungeon’ reference into the blueprint but that did not work.