arjs-error.log

aframe-ar-nft.js:1 Uncaught (in promise) 
ReferenceError: THREEx is not defined
    at n.init (aframe-ar-nft.js:1:1648252)
    at n.initComponent (component.js:253:10)
    at n.updateProperties (component.js:239:12)
    at e.exports.Component (component.js:107:8)
    at new n (component.js:674:15)
    at a.initComponent (a-entity.js:302:17)
    at a.updateComponent (a-entity.js:458:10)
    at a.setAttribute (a-entity.js:674:10)
    at n.init (aframe-ar-nft.js:1:1644474)
    at n.initComponent (component.js:253:10)
init	@	aframe-ar-nft.js:1
initComponent	@	component.js:253
updateProperties	@	component.js:239
e.exports.Component	@	component.js:107
n	@	component.js:674
initComponent	@	a-entity.js:302
updateComponent	@	a-entity.js:458
setAttribute	@	a-entity.js:674
init	@	aframe-ar-nft.js:1
initComponent	@	component.js:253
updateProperties	@	component.js:239
e.exports.Component	@	component.js:107
n	@	component.js:674
initComponent	@	a-entity.js:302
updateComponent	@	a-entity.js:458
updateComponents	@	a-entity.js:429
(anonymous)	@	a-entity.js:231
(anonymous)	@	a-node.js:145
Promise.then (async)		
load	@	a-node.js:133
load	@	a-entity.js:227
(anonymous)	@	a-entity.js:85
emit	@	a-node.js:306
(anonymous)	@	a-node.js:151
Promise.then (async)		
load	@	a-node.js:133
load	@	a-assets.js:102
(anonymous)	@	a-assets.js:80
Promise.then (async)		
doConnectedCallback	@	a-assets.js:77
connectedCallback	@	a-node.js:42
(anonymous)	@	readyState.js:32
setTimeout (async)		
t	@	readyState.js:31
e	@	readyState.js:20