"View In you space" fails on IOS with v4.1.0 -> exporter.parseAsync is not a function

I get this error:

ar.js?50eb:357 Unhandled Promise Rejection: TypeError: exporter.parseAsync is not a function. (In 'exporter.parseAsync(model, {
maxTextureSize: isNaN(this.arUsdzMaxTextureSize) ?
Infinity :
...
(anonymous) @ ar.js?50eb:357

When trying to open the following glb File on IOS 26.1/Safari using model-viewer v4.1.0.
It works on v3.5.0 or when using android

To reproduce:
1. open https://modelviewer.dev/editor/
2. download and drag this file https://gwcstoragedservices.blob.core.windows.net/delete-simple/ZhfeF02k8JSm2zM3rxPSa%20(1).glb into the editor
3. Deploy Mobile and press View in you space on the device