1626879 - missing symbols in pdf file

Status: RESOLVED FIXED

(Firefox :: PDF Viewer, defect, P2)

Description

[AM]

User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:74.0) Gecko/20100101 Firefox/74.0

Steps to reproduce:

open
https://www.mpibpc.mpg.de/277681/paper_alg_evaluation.pdf ,

in firefox,

then open the same file in adobe reader [macos]

look at formating of equations

Actual results:

missing "+", "-" and "=" in equations make the paper impossible to read.
For instance Equation(13) has missing symbols. They are displayed by acrobat reader. [page 1545]

Expected results:

Symbols should display as in acrobat, see eq.13 for specific example, but many others

Comment 1

[BugBot [:suhaib / :marco]]

Bugbug thinks this bug should belong to this component, but please revert this change in case of error.

Comment 2

[Brendan Dahl [:bdahl]]

Reproduced the issue. MacOS preview and Chrome's PDF viewer also display the equations incorrectly.

Comment 3

[j.j.]

Confirming with Firefox 90.0.2 on Windows, works with Nightly.
Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:92.0) Gecko/20100101 Firefox/92.0

Comment 4

[Kenan]

The bug is fixed in
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:97.0) Gecko/20100101 Firefox/97.0

by:
Bug 1715638 - Update pdf.js to version 2.10.87 r=calixte
Differential Revision: https://phabricator.services.mozilla.com/D117365

mozregression:
2021-12-10T21:54:40.935000: DEBUG : Found commit message:
Bug 1715638 - Update pdf.js to version 2.10.87 r=calixte

Differential Revision: https://phabricator.services.mozilla.com/D117365

2021-12-10T21:54:40.935000: DEBUG : Did not find a branch, checking all integration branches
2021-12-10T21:54:40.937000: INFO : The bisection is done.
2021-12-10T21:54:40.939000: INFO : Stopped