Issues

• [BUG] Dataset downloader reports success and replaces data after a failed download

  NVIDIA/cuopt#2276 · Filter by author 0z5a opened on Nov 4, 2026

• [BUG] Constraint validation reports CSR offset count as the number of rows

  NVIDIA/cuopt#2274 · Filter by author 0z5a opened on Nov 4, 2026

• ci: replace the duplicated C++ test group path lists in pr.yaml

  NVIDIA/cuopt#2273 · Filter by author ramakrishnap-nv opened on Nov 4, 2026

• CI: skip unaffected C++ test group on PRs and speed up slow C++ tests

  NVIDIA/cuopt#2258 · Filter by author ramakrishnap-nv opened on Nov 2, 2026

• ci: pr-test-summary job shows red when the GitHub API returns persistent 5xx errors

  NVIDIA/cuopt#2256 · Filter by author ramakrishnap-nv opened on Nov 2, 2026

• CI: nightly Cython build with bounds checking enabled

  NVIDIA/cuopt#2255 · Filter by author ramakrishnap-nv opened on Nov 2, 2026

• DataModel: validate constraint array lengths against the row count

  NVIDIA/cuopt#2254 · Filter by author ramakrishnap-nv opened on Nov 2, 2026

• [BUG] Out-of-bounds read when solving a DataModel with lower/upper constraint bounds

  bug
  NVIDIA/cuopt#2249 · Filter by author mlubin opened on Oct 31, 2026

• [FEA] Break load windows

  feature request
  NVIDIA/cuopt#2239 · Filter by author Kobe-Kwanten opened on Oct 29, 2026

• [BUG] Java: Problem.write of an unnamed model produces an MPS file that read rejects

  bug
  NVIDIA/cuopt#2225 · Filter by author ramakrishnap-nv opened on Oct 27, 2026 · 26.12

• [BUG] Java: Problem.addConstraint accepts the same Constraint twice

  bug
  NVIDIA/cuopt#2224 · Filter by author ramakrishnap-nv opened on Oct 27, 2026 · 26.12
  2

  

• [BUG] Java: variable objective coefficients are ignored after setObjective

  bug
  NVIDIA/cuopt#2223 · Filter by author ramakrishnap-nv opened on Oct 27, 2026 · 26.12

• [DOC] Docs and skills out of sync with the current code

  doc
  NVIDIA/cuopt#2220 · Filter by author ramakrishnap-nv opened on Oct 27, 2026 · 27.02

• [BUG] conda-cpp-tests on gb300: routing PDP test hits illegal memory access, set_shmem_of_kernel fails after it

  bug
  NVIDIA/cuopt#2212 · Filter by author ramakrishnap-nv opened on Oct 26, 2026
  1

  

• [BUG] grpc server job selection algorithm can starve clients when multiple clients continuously submit

  bug
  NVIDIA/cuopt#2210 · Filter by author tmckayus opened on Oct 24, 2026
  1

• ci: nightly failure triage agent (tracking)

  NVIDIA/cuopt#2198 · Filter by author ramakrishnap-nv opened on Oct 22, 2026
  1

• [BUG] model updates don't persist

  bug
  NVIDIA/cuopt#2171 · Filter by author mlubin opened on Oct 15, 2026
  1

  

• [BUG] dual signs flip with presolve on vs off

  bug
  NVIDIA/cuopt#2146 · Filter by author mlubin opened on Oct 14, 2026
  2

• [BUG] pdlp_class.run_double_very_low_accuracy never converges on GH200 and hangs conda-cpp-tests

  bugpdlp
  NVIDIA/cuopt#2136 · Filter by author ramakrishnap-nv opened on Oct 14, 2026
  2

• [BUG] conda-notebook-tests: mPDLP tutorial needs 4 GPUs but the job runs on one

  bug
  NVIDIA/cuopt#2135 · Filter by author ramakrishnap-nv opened on Oct 14, 2026
  1

• [DOC] Generate gRPC API reference from the .proto files

  doc
  NVIDIA/cuopt#2121 · Filter by author ramakrishnap-nv opened on Oct 13, 2026

• Agent Skills: cuopt-developer references skill names that do not exist

  NVIDIA/cuopt#2118 · Filter by author janEbert opened on Oct 13, 2026

• [BUG] Barrier (QP) is not run-to-run deterministic on 26.08 even with cudss_deterministic=1; 26.2.0 was bitwise deterministic

  NVIDIA/cuopt#2113 · Filter by author pierre-warnier opened on Oct 12, 2026
  4

• conda-cpp-tests silently hangs on arm64 runners until the 60m step timeout kills it

  awaiting response
  NVIDIA/cuopt#2052 · Filter by author ramakrishnap-nv opened on Oct 5, 2026
  1

  

• [BUG] MILP intermittently segfaults (exit 139) on a small Mean-CVaR model under default settings, 26.08, RTX PRO 6000 Blackwell

  NVIDIA/cuopt#2045 · Filter by author OpenForge888 opened on Oct 5, 2026
  9