1882781 - A XULRunner warning related to profiles is displayed when installing an older version of the browser

Status: RESOLVED DUPLICATE of bug 1792756

(Firefox :: Installer, enhancement)

Description

[Daniel Bodea [:danibodea]]

Note

• An XULRunner error/warning is displayed during installation on an older version that was running right before.

Found in

• Beta v124.0b5

Affected versions

• Beta v124.0b5
• unknown about other channels/branches, but I have seen this reproduce once before

Tested platforms

• Affected platforms: Windows 10
• Unaffected platforms: unknown

Steps to reproduce

1. Install the latest version on beta (in my case, Beta v124.0b5)
2. Open it and create a new profile, load some common web pages, and install an addon.
3. Uninstall the browser.
4. Install a previous version of beta (in my case, beta v123.0b5)

Expected result

• Installation does not show any errors/warnings.

Actual result

• During installation, an error is shown: XULRunner: This profile was last used with a newer version of this application. Please create a new profile. The installation continues after the user confirms this error (clicks "OK").

Regression range

• unknown

Additional notes

• This issue might be intermittent or it occurs under uncommon circumstances.

Comment 1

[Daniel Bodea [:danibodea]]

Attachment: user profile error during installation.png

Comment 2

[Nick Alexander :nalexander [he/him]]

This is a real issue that we've not yet addressed.