Release Notes - SABnzbd 4.2.1

This is a bug-fix release of SABnzbd 4.2.0.

Bug-fixes and changes since 4.2.0:

Bug-fixes:
- New downloads did not appear in the History after the update to 4.2.0.
Changes:
- The external IPv6-address is shown, instead of the internal address.
- Windows: Network drives as Download Folder are no longer blocked, only warned against.

Key changes since 4.1.0

Duplicate detection workflow overhaul:
- Series Duplicate Detection was replaced by Smart Duplicate Detection
  that can also detect Movie and Daily Show duplicates.
- Additionally, duplicates will also be detected if they are still in the queue.
- More information: https://sabnzbd.org/wiki/duplicate-detection
Interface changes:
- Added ability to filter the Queue and History by status.
- RSS-feed that provided the download is shown in History details.
- macOS/Windows 10 & 11: Added Open Folder button to Job/Queue finished notifications.
  Clicking any type of notification will now open a browser with SABnzbd.
Performance and usability improvements:
- Numerous smaller performance improvements were made.
- Server IP-address selection was optimized.
- The Internet Bandwidth test was made more reliable.
- macOS/Windows: Updated to Python 3.12 and par2cmdline-turbo v1.1.1.
Configuration changes:
- The On queue finish script is now set in Switches.
- Reduced recursive unpacking to 2 levels, instead of 5.
- Duplicate detection related Pre-queue script input parameters were removed.
  You will need to update your Pre-queue script.
  More information: https://sabnzbd.org/wiki/configuration/4.2/scripts/pre-queue-scripts
- Stricter check if Complete Folder is inside Download Folder.
- Windows: Prevent use of network drive as Download Folder.

Bug fixes since 4.1.0

Fixed an issue where the multi-select option in the queue was not working for some users.
Prevented a crash that would occur during the saving of configuration settings.
Jobs with larger articles could stall the queue for several minutes.
Ensured that server warnings are always displayed to users.
If weblogging was enabled, output was also written to regular log.
Fixed an issue where removing a failed download from the History could break active downloads.

Upgrade notices

You can directly upgrade from version 3.0.0 and newer.
Upgrading from older versions will require performing a Queue repair.
Downgrading from version 4.2.0 or newer to 3.7.2 or older will require
performing a Queue repair due to changes in the internal data format.

Known problems and solutions

Read ISSUES.txt or https://sabnzbd.org/wiki/introduction/known-issues

About

SABnzbd is an open-source cross-platform binary newsreader.
It simplifies the process of downloading from Usenet dramatically, thanks to its web-based
user interface and advanced built-in post-processing options that automatically verify, repair,
extract and clean up posts downloaded from Usenet.

linuxserver/docker-sabnzbd 4.2.1-ls145 on GitHub