2066769 - [Nova][Sidebar] History sidebar headings are not centered in Compact Mode

Status: RESOLVED DUPLICATE of bug 2062701

(Firefox :: Sidebar, defect)

Description

[Ardelean Oana, Desktop Test Engineering [:oardelean]]

Attachment: Screenshot From 2026-08-26 14-53-56.png

Notes

• Please see the attached screenshot for more details.
• Reproducible on the ‘Tabs from Other Devices’ Sidebar headings as well.
• Reproducible only with Compact Mode enabled.

Found in

• Nightly 156.0a1;

Affected versions

• Nightly 156.0a1;

Tested platforms

• Windows 10;
• Ubuntu 26;
• macOS 13/26;

Affected platforms

• Windows 10;
• Ubuntu 26;
• macOS 13/26;

Preconditions

• Have Nova enabled
• Have some browsing history
• Have Compact Mode enabled

Steps to reproduce

1. Open the Sidebar and click on the History button.
2. Hover over a time range item in the History Sidebar.

Expected result

• Text is centered.

Actual result

• Text is not centered.

Regression range

• last good: 2026-08-06;
• first bad: 2026-08-07;
• pushlog: https://hg-edge.mozilla.org/integration/autoland/pushloghtml?fromchange=86f9246621b3829d53ca7f59f44d53ec93d57387&tochange=143065a14eb51dd9c5724305d6c6b63108f532fb
• potentially regressed by: bug 2061026

Comment 1

[BugBot [:suhaib / :marco]]

Set release status flags based on info from the regressing bug 2061026

:kcochrane, since you are the author of the regressor, bug 2061026, could you take a look? Also, could you set the severity field?

For more information, please visit BugBot documentation.

Comment 2

[Ardelean Oana, Desktop Test Engineering [:oardelean]]

Closing as duplicate of bug 2062701. Please track the issue further in bug 2062701, thank you.