Note

• Make sure "browser.urlbar.quantumbar" is set to "true" in about:config

Affected versions

• Nightly 67.0a1

Affected platforms

• Win10 x64, macOS 10.14, Ubuntu 16.04

Steps to reproduce

1. Launch Firefox.
2. From Menu/Customize... change the theme to any other then default.
3. Open a new tab and type anything in the Quantumbar.

Expected result

• Quantumbar should open with according search suggestions/history/bookmarks etc.

Actual result

• Only typing is allowed on Quantumbar, no search suggestions or opening an URL is possible.

Additional notes

• The issue affects Quantumbar only, I didn't encounter the issue in Awesomebar.
• Quantumbar starts working again with the selected theme after restarting the browser.

Is this a dupe of bug 1521495?

(In reply to Marco Bonardo [::mak] from comment #1)

Is this a dupe of bug 1521495?

Yes it is, closing this one, thanks!