[Bug]: Uncaught (in promise) TypeError: Cannot read properties of undefined (reading 'value')

[Alia2006]

What happened?

Uncaught (in promise) TypeError: Cannot read properties of undefined (reading 'value')
at dd.setLengthUnitsFactor (index.mjs:2:235364)
at async dd.process (index.mjs:2:231853)
at async Sd.process (index.mjs:2:274519)
at async _IfcLoader2.load (index.mjs:3548:19)
at async reader.onload (index.vue:166:9)

if("LENGTHUNIT"!==r.UnitType.value)continue;

Version

0.0.69

What browsers are you seeing the problem on?

No response

Relevant log output

Anything else?

No response

[Alia2006]

if (r.UnitType?.value !== "LENGTHUNIT") continue;
OK？

[Alia2006]

#52= IFCSIUNIT(*,.LENGTHUNIT.,$,.METRE.); like $ caused errror

[beachtom]

Can you give a full code example please? Are you using web-ifc directly or using it via some other library?