[Bug 2141389] Re: Flatpak applications can't connect to the internet.

Update: I updated again today and the bug has returned, Flatpak applications can't connect to the internet.
They are also very slow to launch and now do not take on the system theme and revert to the Adwaita light theme.

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https://bugs.launchpad.net/bugs/2141389

Title:
Flatpak applications can't connect to the internet.

Status in linux package in Ubuntu:
Confirmed

Bug description:
After the latest updates in Xubuntu 26.04 Raccoon any flatpak application the connects to the internet can't connect.
I first noticed this with Pidgin and then tested Microsoft Edge both launch but won't connect to the internet. I installed FreeTube and Chromium from Flathub to test and they both fail to connect to the internet.

ProblemType: Bug
DistroRelease: Ubuntu 26.04
Package: linux-image-6.19.0-3-generic 6.19.0-3.3+1
ProcVersionSignature: Ubuntu 6.19.0-3.3-generic 6.19.0-rc6
Uname: Linux 6.19.0-3-generic x86_64
ApportVersion: 2.33.1-0ubuntu3
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: rue 1592 F.... pipewire
rue 1596 F.... wireplumber
/dev/snd/seq: rue 1592 F.... pipewire
CasperMD5CheckResult: pass
Date: Tue Feb 10 20:50:30 2026
InstallationDate: Installed on 2025-11-28 (74 days ago)
InstallationMedia: Xubuntu Minimal 25.10 "Questing Quokka" - Release amd64 (20251008.1)
MachineType: LENOVO 21F6CTO1WW
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-6.19.0-3-generic root=UUID=5e70e5b3-c836-49e6-a387-a43eafcf8432 ro quiet splash vt.handoff=7
PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon.
RelatedPackageVersions:
firmware-sof N/A
linux-firmware 20260108.gitd86b47f7-0ubuntu1
SourcePackage: linux
UpgradeStatus: Upgraded to resolute on 2025-12-27 (45 days ago)
dmi.bios.date: 06/24/2025
dmi.bios.release: 1.22
dmi.bios.vendor: LENOVO
dmi.bios.version: N3PET31W (1.22 )
dmi.board.asset.tag: Not Available
dmi.board.name: 21F6CTO1WW
dmi.board.vendor: LENOVO
dmi.board.version: SDK0T76530 WIN
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: None
dmi.ec.firmware.release: 1.12
dmi.modalias: dmi:bvnLENOVO:bvrN3PET31W(1.22):bd06/24/2025:br1.22:efr1.12:svnLENOVO:pn21F6CTO1WW:pvrThinkPadT14sGen4:rvnLENOVO:rn21F6CTO1WW:rvrSDK0T76530WIN:cvnLENOVO:ct10:cvrNone:skuLENOVO_MT_21F6_BU_Think_FM_ThinkPadT14sGen4:
dmi.product.family: ThinkPad T14s Gen 4
dmi.product.name: 21F6CTO1WW
dmi.product.sku: LENOVO_MT_21F6_BU_Think_FM_ThinkPad T14s Gen 4
dmi.product.version: ThinkPad T14s Gen 4
dmi.sys.vendor: LENOVO

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