Example PDF not working

[weary-adventurer]

Attach (recommended) or Link to PDF file here:

• ocg.pdf (from https://pdfium.googlesource.com/pdfium_tests/+/refs/heads/main/fx/layer/ocg.pdf)

Configuration:

• PDF.js version: PDF.js v3.2.62 (build: 9d4aadb)
• Is a browser extension: No

Steps to reproduce the problem:

1. Go to https://mozilla.github.io/pdf.js/web/viewer.html
2. Drag and drop ocg.pdf

What is the expected behavior? (add screenshot)

• The PDF file opens.

Chrome 101:

Acrobat Pro DC 2021:

What went wrong? (add screenshot)

• The PDF file does not open.

[rizwan-io]

I would like to take a look at this issue. Can this issue be assigned to me?

[Snuffleupagus]

I would like to take a look at this issue. Can this issue be assigned to me?

Sorry, but this really isn't a good beginner bug without general PDF experience and prior PDF.js knowledge.