Issues

• [TESTS]: Components without any example/test instrument (McStas + McXtrace)

  mccode-dev/McCode#2862 · Filter by author willend opened on Oct 20, 2026

• [BUG]: Monitor_nD NeXus BINS/pixels map is ordered differently from the event pixel id (2D and 3D)

  mccode-dev/McCode#2858 · Filter by author willend opened on Oct 20, 2026

• [BUG]: PhononSimple_process and Phonon_simple` scatter 1/(4π × 1.00866) of the one-phonon cross-section they implement

  mccode-dev/McCode#2792 · Filter by author henrikjacobsenfys opened on Oct 13, 2026
  2

• [BUG]: Samples and certain other comps should use PROP_NO_G_DT(dt) and friends

  mccode-dev/McCode#2791 · Filter by author willend opened on Oct 12, 2026

• [ BUG ] Union_conditional_PSD / Union_conditional_standard: stack buffer overflow when target_loggers is longer than 511 characters

  mccode-dev/McCode#2788 · Filter by author lomholy-agentic opened on Oct 12, 2026
  5

• [BUG]: mcdisplay's list a --default that should in fact be today's -y

  mccode-dev/McCode#2768 · Filter by author willend opened on Oct 7, 2026

• [BUG]: McStas Union Texture_process supports only a==b unit cells

  mccode-dev/McCode#2717 · Filter by author willend opened on Sep 30, 2026

• [BUG]: macOS and python=3.14, qscintilla2 not functional

  mccode-dev/McCode#2680 · Filter by author willend opened on Sep 22, 2026
  1

• SasView_ components use invalid stack-array syntax

  mccode-dev/McCode#2679 · Filter by author g5t opened on Sep 22, 2026

• [BUG]: McStas PowderN use of cif2hkl for cif-files is semi-buggy

  bug
  mccode-dev/McCode#2635 · Filter by author willend opened on Sep 9, 2026

• [CI/repo]: Use GitHub LFS / cache to make MCPL-input for ESS instrument available

  mccode-dev/McCode#2628 · Filter by author willend opened on Sep 5, 2026

• [BUG]: Source_gen does not generate wavelength distribution according to my input file

  mccode-dev/McCode#2565 · Filter by author Lomholy opened on Jul 9, 2026
  10

• [FEATURE]: McXtrace Filter.comp (and others) could use the FFAST database directly, instead of going through intermediary datafiles

  mccode-dev/McCode#2553 · Filter by author ebknudsen opened on Jul 5, 2026
  1

• [BUG]: McXtrace Filter.comp misses refraction on OFF shapes

  mccode-dev/McCode#2523 · Filter by author willend opened on Jun 26, 2026

• [BUG]: McXtrace and GPU: Indications of thread collisions / undefined behaviour

  mccode-dev/McCode#2514 · Filter by author willend opened on Jun 25, 2026
  3

  

• [BUG]: Issue with “missing channel” in Incoherent algorithm?

  mccode-dev/McCode#2502 · Filter by author willend opened on Jun 16, 2026
  14

• [FEATURE]: Cryspy-tool for easy material definition

  mccode-dev/McCode#2492 · Filter by author willend opened on Jun 10, 2026

• [FEATURE]: Adaptive-area “pr cm2” monitor

  mccode-dev/McCode#2491 · Filter by author willend opened on Jun 10, 2026
  1

• [BUG]: Memory overflow with no error from BINS

  mccode-dev/McCode#2484 · Filter by author mads-bertelsen opened on May 29, 2026
  2

• [FEATURE]: Make _particle available in Union processes and loggers

  mccode-dev/McCode#2479 · Filter by author mads-bertelsen opened on May 27, 2026

• [FEATURE]: Add absorption as a tiny expression in Union_make_material

  Union
  Feature

  mccode-dev/McCode#2462 · Filter by author Lomholy opened on May 12, 2026
  

• [BUG]: Union gives seemingly wrongful error in simple setup

  Union
  Bug

  mccode-dev/McCode#2457 · Filter by author Lomholy opened on May 11, 2026
  2

  

• [BUG]: Guide_gravity docs / code mis-match

  mccode-dev/McCode#2444 · Filter by author willend opened on May 7, 2026

• NCrystal_process should use new NCrystal_samplescatter_rs function

  NCrystalUnion
  mccode-dev/McCode#2438 · Filter by author tkittel opened on May 6, 2026
  

• [FEATURE]: Visualisation unit-/integration- test

  mccode-dev/McCode#2435 · Filter by author willend opened on May 4, 2026