Flatpak firefox update failed: Decompressed delta part exceeds configured limit of 55726617 bytes

mgeins · August 11, 2026, 4:20pm

Hello,

Just using firefox and thunderbird from flatpak.

Today thunderbird and firefox get updated.
But firefox failed.

flatpak update

Looking for updates?


        ID                           Branch          Op         Remote          Download
 1. [?] org.mozilla.firefox          stable          u          flathub         14.7?MB / 123.6?MB

Error: While pulling app/org.mozilla.firefox/x86_64/stable from remote flathub: Decompressed delta part exceeds configured limit of 55726617 bytes
Updates complete

opensuse still on Flatpak 1.18.0 but today Flatpak 1.18.1 was released.

hui · August 11, 2026, 4:28pm

You may want to try the solution from this flatpak issue, to not use delta update.

github.com/flatpak/flatpak

[Bug]: Aborted due to failure, exceeded maximum size of 2693773 bytes / Server returned HTTP 404

opened 08:07AM - 08 Jan 24 UTC

seras42

bug

### Checklist - [X] I agree to follow the [Code of Conduct](https://github.co…m/flatpak/flatpak/blob/main/CODE_OF_CONDUCT.md) that this project adheres to. - [X] I have searched the [issue tracker](https://www.github.com/flatpak/flatpak/issues) for a bug that matches the one I want to file, without success. - [X] If this is an issue with a particular app, I have tried filing it in the appropriate issue tracker for the app (e.g. under https://github.com/flathub/) and determined that it is an issue with Flatpak itself. - [X] This issue is not a report of a security vulnerability (see [here](https://github.com/flatpak/flatpak/blob/main/SECURITY.md) if you need to report a security issue). ### Flatpak version 1.15.4 ### What Linux distribution are you using? Fedora Linux ### Linux distribution version Fedora Linux 38.20240107.0 (Kinoite) ### What architecture are you using? x86_64 ### How to reproduce 1. install intelJ trough flatpak 1. try to flatpak update when intelJ has update 2. The update should fail ### Expected Behavior 1. flatpak update 2. Update was successful ### Actual Behavior ``` flatpak update Looking for updates… ID Branch Op Remote Download 1. [✗] com.jetbrains.IntelliJ-IDEA-Community stable u flathub 274,6 kB / 801,5 MB Error: While pulling app/com.jetbrains.IntelliJ-IDEA-Community/x86_64/stable from remote flathub: Server returned HTTP 404 Updates complete. ``` Sometimes a different error is thrown such as ```Aborted due to failure (While pulling app/com.jetbrains.IntelliJ-IDEA-Community/x86_64/stable from remote flathub: URI https://dl.flathub.org/repo/deltas/hv/KajdCfFMGZEUBkZ2WtWKpO5Gs1UFe_09u7x5XM+vA-0_YJs8VP3PGCdjYnjk0ntr5eP9qCMCoQYZPFwPlmiNo/4 exceeded maximum size of 2693773 bytes)``` ### Additional Information It seems that doing fresh install works, however when you want to update you get the bug. The same issue has also been reported on the flathub/com.jetbrains.IntelliJ-IDEA-Community https://github.com/flathub/com.jetbrains.IntelliJ-IDEA-Community/issues/159#issue-2052762135

mgeins · August 11, 2026, 4:39pm

indeed flatpak update --no-static-deltas works. thank you !