"No valid sources.list entry found" during attempt to upgrade from Eoan to Focal
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
ubuntu-release-upgrader (Ubuntu) |
Fix Released
|
Undecided
|
Unassigned |
Bug Description
Steps to reproduce:
1. Have Ubuntu 19.10 installed (edition really does not matter, but tested on MATE)
2. Run `update-manager -d -c `
3. Follow wizard, confirm upgrade to 20.04 LTS
Expected results:
* upgrade is started and ended successfully
Actual results:
* upgrade is not started, have the following window
```
No valid sources.list entry found
While scanning your repository information no entry about disco could be found.
An upgrade might not succeed.
Do you want to continue anyway?
No Yes
```
Terminal output is the following:
```
$ update-manager -d -c
WARNING:root:can not import unity GI Namespace Dbusmenu not available
Checking for a new Ubuntu release
Checking for a new Ubuntu release
/usr/lib/
from gi.repository import Gtk, Gdk
/usr/lib/
from gi.repository import WebKit2 as WebKit
error: XDG_RUNTIME_DIR not set in the environment.
authenticate 'focal.tar.gz' against 'focal.tar.gz.gpg'
extracting 'focal.tar.gz'
```
ProblemType: Bug
DistroRelease: Ubuntu 19.10
Package: ubuntu-
ProcVersionSign
Uname: Linux 5.3.0-19-generic x86_64
ApportVersion: 2.20.11-0ubuntu8.1
Architecture: amd64
CrashDB: ubuntu
CurrentDesktop: MATE
Date: Sat Nov 2 16:51:48 2019
InstallationDate: Installed on 2019-10-19 (14 days ago)
InstallationMedia: Ubuntu-MATE 19.10 "Eoan Ermine" - Release amd64 (20191017)
PackageArchitec
SourcePackage: ubuntu-
Symptom: ubuntu-
UpgradeStatus: Upgraded to eoan on 2019-11-02 (0 days ago)
VarLogDistupgra
Log time: 2019-11-02 16:49:52.579694
Log time: 2019-11-02 16:49:56.716523
VarLogDistupgra
This bug has been reported on the Ubuntu ISO testing tracker.
A list of all reports related to this bug can be found here: iso.qa. ubuntu. com/qatracker/ reports/ bugs/1851040
http://