1483220 - Camera not found trying to stream on Facebook

Status: VERIFIED FIXED

(Web Compatibility :: Site Reports, defect, P1)

Description

[Cristian Fogel [:cfogel]]

Attachment: unableToFindCamera.gif

[Affected versions]:
- Firefox 62.0b13, 63.0a1 (2018-08-02) 

[Affected platforms]:
- Win 10x64, macOS 10.13.4, Ubuntu 14.06 LTS

[Steps to reproduce]:
1. Launch Firefox;
2. Log in with a valid account: https://www.facebook.com
3. Click on the Live Video button-option;
3. Grant camera permissions;

[Expected result]:
- the video is streamed, no errors occur;

[Actual result]:
- Unable to find camera message is displayed;

[Regression range]:
- points to 1454889;

https://hg.mozilla.org/integration/mozilla-inbound/pushloghtml?fromchange=4b6c733447b8f9dd693c0698e3613169170d21a9&tochange=1076e77e7b5c6f5e443da46820d7571c291bb399

- last good: 2018-05-16 11:47:52.515000
- first bad: 2018-05-16 11:44:46.481000


[Additional notes]:
- attached recording with the issue;
- 61.0.2 - not affected;

Comment 1

[Cristian Fogel [:cfogel]]

Another website affected is https://webcammictest.com/

Comment 2

[Cristian Fogel [:cfogel]]

Update on Affected versions
- It's Firefox 62.0b16, not beta 13

Comment 3

[Mike Taylor [:miketaylr]]

Adam, can we get in touch with FB on this? The explanation (and simple fix) is here: https://bugzilla.mozilla.org/show_bug.cgi?id=1480681#c2

Comment 4

[Adam Stevenson [:adamopenweb]]

Reaching out by partner mailing list.

Comment 5

[Kohei Yoshino [:kohei]]

Updated the site compat note: https://www.fxsitecompat.com/en-CA/docs/2018/url-createobjecturl-no-longer-accepts-mediastream-as-argument/

Comment 6

[Adam Stevenson [:adamopenweb]]

They have confirmed the right team has this report and will look into it.

Comment 7

[Adam Stevenson [:adamopenweb]]

They have been tracking this problem internally for some time. If everything goes well this should be fixed in production by tomorrow.

Comment 8

[Mike Taylor [:miketaylr]]

Still an issue, as of right now.

Comment 9

[Maire Reavy [:mreavy]]

Hey Mike, Thanks to you and Adam for following up on this media issue.  Does it make sense to assign this one to you or Adam since it's tracking Firefox 62?

Comment 10

[Mike Taylor [:miketaylr]]

Sure, let's assign to Adam since he's initiated contact.

Comment 11

[Mike Taylor [:miketaylr]]

Actually, Adam will be on PTO next week. I'll follow up on this.

Comment 12

[Mike Taylor [:miketaylr]]

This has been fixed now. Thanks Facebook!

Comment 13

[Cristian Fogel [:cfogel]]

Confirmed on both beta and nightly over the available OSs.

Comment 15

[Kohei Yoshino [:kohei]]

Another webcam issue posted on SO: https://stackoverflow.com/questions/52313067/firefox-61-vs-firefox-62-webcam