Spine integration no longer rendering on iOS 12 and some devices (iPhone 5S)

[yaustar]

Forum: https://forum.playcanvas.com/t/spine-demo-forked-not-working-in-ipad-air-first-generation/27975

Project: https://playcanvas.com/project/783555/overview/spine-example-38

There's no error besides the one below:

Last working version was engine 1.54.1
https://launch.playcanvas.com/1128118?debug=true&use_local_engine=https://code.playcanvas.com/playcanvas-1.54.1.js

[yaustar]

Note: Renders correctly on iOS 15

[mvaligursky]

I tried Mac OS Webgl1 just in case it's Webgl1 issue, and that renders fine on Chrome and Safari.

[willeastcott]

iPhone 6 with iOS 12.5.6:

[yaustar]

Doesn't work on iPhone 5S on 12.4.5. Will try upgrading to 12.4.6

[yaustar]

iPhone 5S on 12.4.6 doesn't render the spine model/animation. Renaming ticket.