[Bug 1929840] [NEW] Socket error: "QLocalSocket::connectToServer: Invalid name"

[ivanto]

Public bug reported:

~$ sddm-greeter --test-mode --theme /usr/share/sddm/themes/lubuntu
[16:50:41.713] (II) GREETER: High-DPI autoscaling not Enabled
[16:50:41.755] (II) GREETER: Reading from "/usr/share/xsessions/Lubuntu.desktop"
[16:50:41.755] (II) GREETER: Reading from "/usr/share/xsessions/lxqt.desktop"
[16:50:41.755] (II) GREETER: Reading from "/usr/share/xsessions/openbox.desktop"
[16:50:41.755] (II) GREETER: Reading from "/usr/share/xsessions/plasma.desktop"
[16:50:41.768] (II) GREETER: Loading theme configuration from "/usr/share/sddm/themes/lubuntu/theme.conf"
[16:50:41.773] (EE) GREETER: Socket error:  "QLocalSocket::connectToServer: Invalid name"
[16:50:41.822] (II) GREETER: Loading file:///usr/share/sddm/themes/lubuntu/Main.qml...
[16:50:41.902] (WW) GREETER: Both point size and pixel size set. Using pixel size.
[16:50:41.903] (WW) GREETER: Both point size and pixel size set. Using pixel size.
[16:50:41.997] (WW) GREETER: file:///usr/share/sddm/themes/lubuntu/Main.qml:90:9: QML Row: Cannot specify left, right, horizontalCenter, fill or centerIn anchors for items inside Row. Row will not function.
[16:50:42.087] (II) GREETER: Adding view for "HDMI-2" QRect(0,4 1360x768)
[16:50:42.091] (II) GREETER: Loading file:///usr/share/sddm/themes/lubuntu/Main.qml...
[16:50:42.094] (WW) GREETER: Both point size and pixel size set. Using pixel size.
[16:50:42.094] (WW) GREETER: Both point size and pixel size set. Using pixel size.
[16:50:42.099] (WW) GREETER: file:///usr/share/sddm/themes/lubuntu/Main.qml:90:9: QML Row: Cannot specify left, right, horizontalCenter, fill or centerIn anchors for items inside Row. Row will not function.
[16:50:42.100] (II) GREETER: Adding view for "DP-1" QRect(1359,0 1366x768)


:~$ lsb_release -rd
Description:    Ubuntu 20.04.2 LTS
Release:        20.04

:~$ apt-cache policy sddm*
sddm-theme-lubuntu:
  Installed: 20.04.3
  Candidate:  20.04.3
  Version table:
 *** 20.04.3 500
        500 http://archive.ubuntu.com/ubuntu focal/universe amd64 Packages
        500 http://archive.ubuntu.com/ubuntu focal/universe i386 Packages
        100 /var/lib/dpkg/status
sddm-theme-maldives:
  Installed: (nessuno)
  Candidate:  0.18.1-1ubuntu2
  Version table:
     0.18.1-1ubuntu2 500
        500 http://archive.ubuntu.com/ubuntu focal/universe amd64 Packages
        500 http://archive.ubuntu.com/ubuntu focal/universe i386 Packages
sddm-theme-maui:
  Installed: (nessuno)
  Candidate:  0.18.1-1ubuntu2
  Version table:
     0.18.1-1ubuntu2 500
        500 http://archive.ubuntu.com/ubuntu focal/universe amd64 Packages
        500 http://archive.ubuntu.com/ubuntu focal/universe i386 Packages
sddm-theme-maya:
  Installed: (nessuno)
  Candidate:  0.18.1-1ubuntu2
  Version table:
     0.18.1-1ubuntu2 500
        500 http://archive.ubuntu.com/ubuntu focal/universe amd64 Packages
        500 http://archive.ubuntu.com/ubuntu focal/universe i386 Packages
sddm-theme-breeze:
  Installed: 4:5.18.5-0ubuntu0.1
  Candidate:  4:5.18.5-0ubuntu0.1
  Version table:
 *** 4:5.18.5-0ubuntu0.1 500
        500 http://archive.ubuntu.com/ubuntu focal-updates/universe amd64 Packages
        100 /var/lib/dpkg/status
     4:5.18.4.1-0ubuntu1 500
        500 http://archive.ubuntu.com/ubuntu focal/universe amd64 Packages
sddm-theme-debian-maui:
  Installed: (nessuno)
  Candidate:  0.18.1-1ubuntu2
  Version table:
     0.18.1-1ubuntu2 500
        500 http://archive.ubuntu.com/ubuntu focal/universe amd64 Packages
        500 http://archive.ubuntu.com/ubuntu focal/universe i386 Packages
sddm-theme-lubuntu-chooser:
  Installed: (nessuno)
  Candidate:  (nessuno)
  Version table:
sddm-theme-elarun:
  Installed: (nessuno)
  Candidate:  0.18.1-1ubuntu2
  Version table:
     0.18.1-1ubuntu2 500
        500 http://archive.ubuntu.com/ubuntu focal/universe amd64 Packages
        500 http://archive.ubuntu.com/ubuntu focal/universe i386 Packages
sddm:
  Installed: 0.18.1-1ubuntu2
  Candidate:  0.18.1-1ubuntu2
  Version table:
 *** 0.18.1-1ubuntu2 500
        500 http://archive.ubuntu.com/ubuntu focal/universe amd64 Packages
        100 /var/lib/dpkg/status
sddm-theme:
  Installed: (nessuno)
  Candidate:  (nessuno)
  Version table:
sddm-theme-debian-elarun:
  Installed: (nessuno)
  Candidate:  0.18.1-1ubuntu2
  Version table:
     0.18.1-1ubuntu2 500
        500 http://archive.ubuntu.com/ubuntu focal/universe amd64 Packages
        500 http://archive.ubuntu.com/ubuntu focal/universe i386 Packages

** Affects: sddm (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: focal lxqt sddm sddm-greeter

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Title:
  Socket error: "QLocalSocket::connectToServer: Invalid name"

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