1816128 - Built-in PDF viewer failed to render a font

Status: RESOLVED DUPLICATE of bug 1791191

(Firefox :: PDF Viewer, defect)

Description

[shotaochi1990]

Steps to reproduce:

1. Open the website with built-in pdf viewer of firefox.
   https://cran.r-project.org/web/packages/gcplyr/vignettes/analyze.pdf

Actual results:

The characters in the pdf file were rendered as tofu-like characters.

Expected results:

The characters in the pdf file should be rendered as English letters.

Comment 1

[BugBot [:suhaib / :marco/ :calixte]]

The Bugbug bot thinks this bug should belong to the 'Firefox::PDF Viewer' component, and is moving the bug to that component. Please correct in case you think the bot is wrong.

Comment 2

[Calixte Denizet (:calixte)]

What's your OS ?
If it's windows, could you try with nightly ?

Comment 3

[Alice0775 White]

I can reproduce this issue in Firefox109 Windows10, but not in Firefox110RC and Nightly111.0a1.

Fixed range:
https://hg.mozilla.org/integration/autoland/pushloghtml?fromchange=a994887abcef5c2aea8c08775a705b1b74177342&tochange=635cd9235ee93c642f4dcbfa60181265dc83c760

This seems fixed by Bug 1809042.

Comment 4

[shotaochi1990]

My OS is Windows 10.
I confirmed the characters were rendered correctly with nightly.

Comment 5

[Calixte Denizet (:calixte)]

This is my guess too, especially:
https://github.com/mozilla/pdf.js/pull/15900

Comment 6

[shotaochi1990]

Thank you for your quick reply!
The bug is already fixed.