1891228 - Dynamic Theme causing browser.tabs.cardPreview to be transparent and difficult to see/read

Status: RESOLVED DUPLICATE of bug 1885146

(Firefox :: Tabbed Browser, defect)

Description

[Tarek El-Eter [:Tarek]]

There seems to be a bug in Firefox 126 Nightly in which a Dynamic (animated) theme seems to cause the browser.tabs.cardPreview to appear transparent when you hover over a tab, This makes it quite unreadable

Comment 1

[Tarek El-Eter [:Tarek]]

Attachment: Screenshot 2024-04-12 145545.png

Comment 2

[Tarek El-Eter [:Tarek]]

Attachment: Screenshot 2024-04-12 151650.png

Comment 3

[Bogdan Maris, Desktop Test Engineering]

Thanks for logging the bug on this! Adding a bit more info.

Steps:

1. Install Dark Space dynamic theme (https://addons.mozilla.org/en-US/firefox/addon/nicothin-space/?utm_source=addons.mozilla.org&utm_medium=referral&utm_content=search) or any other
2. Hover over tabs.

Regression range:

• Last good revision: 15006906e885bda833a3f867cfd8ced955b3b5d5
• First bad revision: d84a88f60671a80e7033abbe835a50951e60a4ae
  Pushlog:
  https://hg.mozilla.org/integration/autoland/pushloghtml?fromchange=15006906e885bda833a3f867cfd8ced955b3b5d5&tochange=d84a88f60671a80e7033abbe835a50951e60a4ae

Affected platforms:

• Windows 11, macOS 13 and Ubuntu 22.04

Comment 4

[Itiel]

I think this is going to be fixed in bug 1885146.

Comment 5

[Emilio Cobos Álvarez (:emilio)]

Yes.