I cannot seem to get this working. I have set up the table as instructed, but when I run the create-map-layer macro I get an error. TypeError: Cannot read property 'rotation' of undefined at evalmachine. :593:22 at Array.forEach (native) at Function._.each._.forEach (/home/symbly/www/d20-api-server/sandcastle/node_modules/underscore/underscore.js:78:11) at buildTileArray (evalmachine. :591:7) at geomorph (evalmachine. :526:35) at processMessage (evalmachine. :469:31) at evalmachine. :463:61 at eval ( I found a "rotation workaround" toward the bottom of the original thread on this script, <a href="https://app.roll20.net/forum/post/655402/script-random-dungeon-generator-with-dynamic-lighting#post-669802" rel="nofollow">https://app.roll20.net/forum/post/655402/script-random-dungeon-generator-with-dynamic-lighting#post-669802</a>, but those modifications didn't change the error. Any ideas?