Issues

• quad_form(x, P) in a constraint is silently wrong for singular PSD P with n >= 65 (scipy.linalg.ldl returns wrong factors)

  cvxpy/cvxpy#3547 · Filter by author Bruun97 opened on Oct 2, 2026

• DNLP/IPOPT convergence changes with automatic sparse dispatch in CVXPY 1.9.3

  bugdnlp
  cvxpy/cvxpy#3541 · Filter by author bmeyers opened on Sep 26, 2026
  2

• Complementarity for SOC/ExpCone/PowCone (follow-up to #3495)

  cvxpy/cvxpy#3533 · Filter by author Phantom8420 opened on Sep 16, 2026
  2

• test_optional_solvers: intermittent SIGILL (exit 132) inside COPT's native library

  cvxpy/cvxpy#3520 · Filter by author tschm opened on Sep 6, 2026

• Update Moreau interface with SDP support

  cvxpy/cvxpy#3509 · Filter by author rileyjmurray opened on Sep 4, 2026
  1

• Tracking: atoms that reject N-dimensional input

  cvxpy/cvxpy#3489 · Filter by author nicoloangileri opened on Aug 19, 2026
  8

• Poor runtime scaling of cppbackend.build_matrix

  cvxpy/cvxpy#3479 · Filter by author jburgy opened on Aug 10, 2026
  7

• DNLP common subexpression elimination

  cvxpy/cvxpy#3422 · Filter by author PTNobel opened on Jun 18, 2026
  4

• Post-solver validation: first-pass tracking issue

  cvxpy/cvxpy#3418 · Filter by author curious7-web opened on Jun 16, 2026
  1

• Spurious sparse-.value RuntimeWarning emitted by Problem.solve() internal Parameter check

  cvxpy/cvxpy#3367 · Filter by author SteveDiamond opened on Jun 4, 2026

• Critical Error under Python 3.10+ / Windows (in Spyder context)

  bug
  cvxpy/cvxpy#3328 · Filter by author roberthuebener opened on May 18, 2026
  14

• Update Contributing Guide: refresh solver interface docs, add "New Cone" and "New Atom" sections

  cvxpy/cvxpy#3272 · Filter by author PTNobel opened on Mar 30, 2026
  

• Use get_bounds in DNLP canonicalization

  dnlp
  cvxpy/cvxpy#3203 · Filter by author Transurgeon opened on Mar 7, 2026
  2

• Dual variable recovery

  dnlpenhancement
  cvxpy/cvxpy#3200 · Filter by author Transurgeon opened on Mar 7, 2026
  2

• More efficient quantum_rel_entr canonicalization when one argument is constant

  feature request
  cvxpy/cvxpy#3153 · Filter by author rileyjmurray opened on Feb 21, 2026
  5

• Status of SCIPY as a backend for noGIL operation?

  cvxpy/cvxpy#3110 · Filter by author Tunneller opened on Feb 2, 2026
  4

• DQCP Atom to support solving internal rate of return problem

  cvxpy/cvxpy#3064 · Filter by author nikkujensen opened on Jan 11, 2026
  2

• Sparse parameters and constraints

  feature requestneeds discussion
  cvxpy/cvxpy#3060 · Filter by author Transurgeon opened on Jan 8, 2026
  3

• CuClarabel always solves verbosely

  cvxpy/cvxpy#3059 · Filter by author govindchari opened on Jan 3, 2026

• Support SCS complex semidefinite (Hermitian PSD) cone

  feature request
  cvxpy/cvxpy#3045 · Filter by author falbarelli opened on Dec 19, 2025
  10

• Disable-able Constraints

  feature request
  cvxpy/cvxpy#3041 · Filter by author somebenmt opened on Dec 16, 2025
  9

• CVXPY expressions fail to pickle/unpickle correctly on Windows multiprocessing (spawn method)

  cvxpy/cvxpy#3023 · Filter by author rmoyard opened on Dec 2, 2025
  1

• Analysis and debugging for CVXPY models

  feature requesthelp wanted
  Feature

  cvxpy/cvxpy#3022 · Filter by author langestefan opened on Nov 30, 2025
  4

• CVXPY 1.7.3 + Python 3.14.0 Error on macOS

  bugcvxcore
  cvxpy/cvxpy#3001 · Filter by author NDevanathan opened on Nov 19, 2025

• Material web docs issue: no functions for quantum information modeling

  documentation
  cvxpy/cvxpy#2975 · Filter by author rileyjmurray opened on Oct 26, 2025