1690737 - [Apple M1 Chip Mac Mini] TypeError: can't access property 1, /Mac OS X (10[\.\_\d]+)/.exec(...) is null when trying to run Unity content.

Status: VERIFIED FIXED

(Web Compatibility :: Interventions, defect)

Description

[Alexandru Trif, Desktop Test Engineering [:atrif]]

Attachment: Screenshot 2021-02-04 at 09.40.28.png

Affected versions

• 87.0a1 (20210203214546)
• 86.0b5 (20210202185823)
• 85.0 (20210118153634)

Affected platforms

• Apple M1 Chip Mac Mini macOS 11.1

Steps to reproduce

1. Open Firefox and go to https://beta.unity3d.com/jonas/benchmark2015/.

Expected result

• Page is opened successfully.

Actual result

• TypeError: can't access property 1, /Mac OS X (10[._\d]+)/.exec(...) is null when trying to run Unity content error is displayed.

Regression range

• On Firefox 78.7.0esr this is working as intended. I will search for a regression range ASAP.

Notes

• Attached a screenshot and console log

Comment 1

[Stephen A Pohl [:spohl]]

See bug 1682238 for a similar issue.

Comment 2

[Chris Peterson [:cpeterson]]

Alexandru, this bug should now be fixed in 87 Nightly by bug 1679929. Can you please verify on an Apple M1 machine? I only have an Intel Mac.

Comment 3

[Alexandru Trif, Desktop Test Engineering [:atrif]]

(In reply to Chris Peterson [:cpeterson] from comment #2)

Alexandru, this bug should now be fixed in 87 Nightly by bug 1679929. Can you please verify on an Apple M1 machine? I only have an Intel Mac.

Thank you Chris!
I can confirm that the issue is fixed with Firefox 87.0a1 (2021-02-18) on Mac mini Apple M1.