Ubiquity OEM crashes during Kubuntu install on WIFI menu

Bug #1869992 reported by Darin Miller
32
This bug affects 4 people
Affects Status Importance Assigned to Milestone
ubiquity (Ubuntu)
Fix Released
Critical
Iain Lane

Bug Description

Kubuntu OEM install crashes after attempting to pass the Wireless menu during install. Crash occurs regardless if user chooses to connect to wifi. Text from the Installer crashed window:

Traceback (most recent call last):
  File "/usr/lib/ubiquity/ubiquity/frontend/kde_ui.py", line 514, in <lambda>
    0, lambda: self.dbfilter.start(auto_process=True))
  File "/usr/lib/ubiquity/ubiquity/filteredcommand.py", line 103, in start
    prep = self.prepare()
  File "/usr/lib/ubiquity/plugins/ubi-prepare.py", line 419, in prepare
    if self.frontend.ubuntu_drivers:
AttributeError: 'Wizard' object has no attribute 'ubuntu_drivers'

Checking apt list in the terminal shows:
   ubuntu-drivers-common/focal,now 1:0.8 amd64 [installed,automatic]

So I suspect a script init issue.

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: ubiquity 20.04.8
ProcVersionSignature: Ubuntu 5.4.0-21.25-generic 5.4.27
Uname: Linux 5.4.0-21-generic x86_64
ApportVersion: 2.20.11-0ubuntu21
Architecture: amd64
CasperVersion: 1.442
CurrentDesktop: KDE
Date: Wed Apr 1 01:27:12 2020
InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz file=/cdrom/preseed/kubuntu.seed only-ubiquity quiet splash oem-config/enable=true ---
LiveMediaBuild: Kubuntu 20.04 LTS "Focal Fossa" - Beta amd64 (20200331)
SourcePackage: ubiquity
UpgradeStatus: No upgrade log present (probably fresh install)

Revision history for this message
Darin Miller (darinmiller) wrote :
Revision history for this message
Darin Miller (darinmiller) wrote :

After the crash, the live desktop appears. Attempting OEM install using the desktop icon also crashes on the Wifi menu.

Revision history for this message
Ubuntu QA Website (ubuntuqa) wrote :

This bug has been reported on the Ubuntu ISO testing tracker.

A list of all reports related to this bug can be found here:
http://iso.qa.ubuntu.com/qatracker/reports/bugs/1869992

tags: added: iso-testing
Revision history for this message
Darin Miller (darinmiller) wrote :

Attempted on 2nd laptop with same results-crashes on network menu (1st laptop Dell Inspiron 7559, 2nd laptop Lenovo Yoga Pro 2).

Revision history for this message
Darin Miller (darinmiller) wrote :

Clarification: crash happens with any of the attempted install methods.

Revision history for this message
Darin Miller (darinmiller) wrote :

Confirmed on a 3rd system with legacy bios (First 2 systems were UEFI BIOS).

Revision history for this message
Darin Miller (darinmiller) wrote :

grepping all files in the ubiquity package for frontend.ubuntu_drivers shows the only reference is in ubi-prepare.py. I suspect code was removed from one of import files, but I do not know how to use LP well enough to discover the offending commit.

Revision history for this message
Yousuf 'Jay' Philips (philipz85) wrote : Re: Ubiquity crashes during Kubuntu install on WIFI menu
summary: - Ubiquity crashes during Kubuntu OEM install on WIFI menu
+ Ubiquity crashes during Kubuntu install on WIFI menu
Revision history for this message
Jean-Baptiste Lallement (jibel) wrote :

I think it's a due to this commit

commit 656fd91bc7f785982fed89ab70e1d1a686f5e8d4
Author: Iain Lane <email address hidden>
Date: Fri Feb 14 12:24:19 2020 +0000

    prepare: Detect whether there are OEM enablement package for the system

    Record this so that it can be used later on when actually installing.

    Installation can be disabled by preseeding ubiquity/install_oem.

Changed in ubiquity (Ubuntu):
status: New → Confirmed
importance: Undecided → Critical
milestone: none → ubuntu-20.04-beta
assignee: nobody → Iain Lane (laney)
status: Confirmed → Triaged
Rik Mills (rikmills)
summary: - Ubiquity crashes during Kubuntu install on WIFI menu
+ Ubiquity OEM crashes during Kubuntu install on WIFI menu
Revision history for this message
Iain Lane (laney) wrote :

Should be fixed in 20.04.9, please test

Changed in ubiquity (Ubuntu):
status: Triaged → Fix Committed
Revision history for this message
Launchpad Janitor (janitor) wrote :

This bug was fixed in the package ubiquity - 20.04.9

---------------
ubiquity (20.04.9) focal; urgency=medium

  * kde: Set ubuntu_drivers to None. We don't actually run this here (but
    could if somebody wanted to make that happen), but the plugins need the
    variable to be defined. (LP: #1869992)

 -- Iain Lane <email address hidden> Wed, 01 Apr 2020 09:25:37 +0100

Changed in ubiquity (Ubuntu):
status: Fix Committed → Fix Released
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