I have booted from the install USB drive again. The icon still exhibits the same behaviour (see screenshot).
-------------------------------------------------------- regarding libfm-qt5 / casper : lubuntu@lubuntu:~$ apt-cache policy libfm-qt5 libfm-qt5: Installed: 0.13.1-5ubuntu7 Candidate: 0.13.1-5ubuntu7 Version table: *** 0.13.1-5ubuntu7 500 500 http://archive.ubuntu.com/ubuntu cosmic/universe amd64 Packages 100 /var/lib/dpkg/status lubuntu@lubuntu:~$ apt-cache policy casper casper: Installed: 1.399 Candidate: 1.399 Version table: *** 1.399 500 500 http://archive.ubuntu.com/ubuntu cosmic/main amd64 Packages 100 /var/lib/dpkg/status --------------------------------------------------- regarding the .desktop file: lubuntu@lubuntu:~$ ls -lh /home/lubuntu/Desktop total 4.0K -rwxr-xr-x 1 lubuntu lubuntu 1.6K Nov 6 18:34 lubuntu-calamares.desktop contents: #!/usr/bin/env xdg-open [Desktop Entry] Type=Application Version=1.0 Name=Install Lubuntu 18.10 Name[ar]=تنصيب لوبينتو 18.10 Name[ca]=Instal·lar Lubuntu 18.10 Name[da]=Installer Lubuntu 18.10 Name[de]=Lubuntu 18.10 installieren Name[es]=Instalar Lubuntu 18.10 Name[fr]=Installer Lubuntu 18.10 Name[it]=Installa Lubuntu 18.10 Name[no]=Installer Lubuntu 18.10 Name[pl]=Zainstaluj Lubuntu 18.10 Name[pt]=Instalar o Lubuntu 18.10 Name[pt_BR]=Instalar Lubuntu 18.10 GenericName=Install Lubuntu GenericName[ar]=تنصيب لوبينتو GenericName[ca]=Instal·lar Lubuntu GenericName[da]=Installer Lubuntu GenericName[de]=Lubuntu installieren GenericName[es]=Instalar Lubuntu GenericName[fr]=Installer Lubuntu GenericName[it]=Installa Lubuntu GenericName[no]=Installer Lubuntu GenericName[pl]=Zainstaluj Lubuntu GenericName[pt]=Instalar o Lubuntu GenericName[pt_BR]=Instalar Lubuntu Exec=sudo -E calamares Comment=Calamares — System Installer Comment[ar]=الحبار — منصب النظام Comment[ca]=Calamares — Instal·lador del Sistema Comment[da]=Calamares - System installation Comment[de]=Calamares — System Installer Comment[es]=Calamares — Instalador del Sistema Comment[fr]=Calamares — Installateur de votre system Comment[it]=Calamares — Installatore del Sistema Comment[no]=Calamares — System installerer Comment[pl]=Calamares — Instalator systemu Comment[pt]=Calamares — Instalador do Sistema Comment[pt_BR]=Calamares — Instalador do sistema Icon=calamares Terminal=false StartupNotify=true Categories=Qt;System; ----------------------------------------------------------- running the "exec:" command: lubuntu@lubuntu:~$ sudo -E calamares QStandardPaths: wrong ownership on runtime directory /run/user/999, 999 instead of 0 QStandardPaths: wrong ownership on runtime directory /run/user/999, 999 instead of 0 18:58:24 [2]: WARNING: Required settings.conf key dont-chroot is missing. 18:58:24 [0]: Icon theme "breeze-dark" not found. 18:58:25 [0]: OpenType support missing for "Ubuntu", script 11 18:58:25 [0]: OpenType support missing for "Ubuntu", script 18 18:58:25 [2]: WARNING: guessLocaleConfiguration can't guess from an empty list. 00:58:29 [2]: WARNING: guessLocaleConfiguration can't guess from an empty list. 18:58:29 [2]: WARNING: guessLocaleConfiguration can't guess from an empty list. 18:58:29 [2]: WARNING: guessLocaleConfiguration can't guess from an empty list. 18:58:29 [2]: WARNING: guessLocaleConfiguration can't guess from an empty list. 18:58:36 [0]: blkid: unknown file system type "" on "/dev/sda3" 18:58:38 [0]: blkid: unknown file system type "" on "/dev/sdc2" 18:58:48 [0]: QObject::setParent: Cannot set parent, new parent is in a different thread ... ---------------------------------------- list of /run/user[/999] : lubuntu@lubuntu:~$ ls -lha /run/user total 0 drwxr-xr-x 3 root root 60 Nov 6 18:34 . drwxr-xr-x 28 root root 840 Nov 6 18:34 .. drwx------ 8 lubuntu lubuntu 180 Nov 6 18:57 999 lubuntu@lubuntu:~$ ls -lha /run/user/999 total 0 drwx------ 8 lubuntu lubuntu 180 Nov 6 18:57 . drwxr-xr-x 3 root root 60 Nov 6 18:34 .. srw-rw-rw- 1 lubuntu lubuntu 0 Nov 6 18:34 bus drwx------ 3 lubuntu lubuntu 60 Nov 6 18:34 dbus-1 drwx------ 2 lubuntu lubuntu 60 Nov 6 18:57 dconf drwx------ 2 lubuntu lubuntu 140 Nov 6 18:34 gnupg dr-x------ 2 lubuntu lubuntu 0 Nov 6 18:34 gvfs drwx------ 2 lubuntu lubuntu 80 Nov 6 18:34 pulse drwxr-xr-x 2 lubuntu lubuntu 80 Nov 6 18:34 systemd --------------------------------- ...in case this is useful... --------------------------------- ** Attachment added: "ScreenShot_InstallFromIcon.jpg" https://bugs.launchpad.net/ubuntu/+source/calamares/+bug/1801438/+attachment/5209777/+files/ScreenShot_InstallFromIcon.jpg -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1801438 Title: "Install Lubuntu 18.10" icon on desktop results in "Execute File" window appearing To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/calamares/+bug/1801438/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs