Thank you for your bug report, could you share the output of $ echo $XDG_DATA_DIRS
I flagged a similar issues impacting Xubuntu earlier in the cycle where where `/var/lib/snapd/desktop` isn't included in the path which makes the .desktop from snaps not listed by the GUI ** Changed in: firefox (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to firefox in Ubuntu. https://bugs.launchpad.net/bugs/2104059 Title: Blank entry for "Web" in Preferred Applications Status in cinnamon-session package in Ubuntu: New Status in firefox package in Ubuntu: Invalid Bug description: Blank entry for "Web" in Preferred Applications and as result Firefox not on main menu. See attached screenshot Testing Cinnamon Plucky daily 20250324.1 Not sure what package so please change if need be. Snaps not installed? ProblemType: Bug DistroRelease: Ubuntu 25.04 Package: cinnamon-session 6.4.0-1 ProcVersionSignature: Ubuntu 6.14.0-11.11-generic 6.14.0-rc7 Uname: Linux 6.14.0-11-generic x86_64 ApportVersion: 2.32.0-0ubuntu2 Architecture: amd64 CasperMD5CheckResult: pass CurrentDesktop: X-Cinnamon Date: Mon Mar 24 21:12:48 2025 InstallationDate: Installed on 2025-03-24 (0 days ago) InstallationMedia: Ubuntu-Cinnamon 25.04 "Plucky Puffin" - Beta amd64 (20250324.1) ProcEnviron: LANG=en_US.UTF-8 PATH=(custom, no user) SHELL=/bin/bash TERM=xterm-256color XDG_RUNTIME_DIR=<set> SourcePackage: cinnamon-session UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/cinnamon-session/+bug/2104059/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp