Version 6.1.3 was released on Mar 11, 2026!

This is a minor bug fix release of SasView. It is built with Sasmodels v1.0.12, Sasdata v0.11.0, and Bumps v1.0.2

Bug Fixes

  • Fix handling cancel action on single fit with multi constraint
  • Fix unchecking constraints
  • Fix complex compiled constraints
  • Fix for project load breaking the replace fit button
  • Fixing name for dispersity parameter for multishell models
  • Adds logger error for unsuitably scaled axes
  • Fixed disconnect logic with the proper PySide6 signal checking method
  • Revert the polydisp table to the original state on model change
  • Fixes for quick plotting - both 1D and 3D
  • Warn user before starting scattering calcs on large structures
  • Ensure polydispersity and magnetic parameters are available in batch fitting
  • Ensure orientation parameters are available in polydispersity panel
  • Fix issue related to model order in constrained fit window

Documentation Fixes

  • Factor out documentation-locating code to be portable
  • Prevent crashes and log errors if docs can’t be found
  • Fix typo in Kiessig calculator documentation
  • Fix typo in help documentation for fitting options

Python Cleanup and Code Formatting (Linting) Changes

  • Clean up some nitpicks - dead file removal
  • Remove some big files from the distributions

For more details, please see the Release Notes which are now available from the program Help or online.

New Models

No new models have been added to SasView or the Model Marketplace since v6.1.2 was released.