Issues

• LinearAncillaComposite returns sampleset with info={}

  dwavesystems/dwave-system#617 · Filter by author mahdiehmalekian opened on Oct 1, 2026

• Add support for sampling failover between regions

  feature-request/enhancement
  dwavesystems/dwave-system#616 · Filter by author randomir opened on Sep 29, 2026

• maximum_pseudolikelihood bootstrap implementation is incorrect

  dwavesystems/dwave-system#614 · Filter by author manavbabel opened on Sep 29, 2026

• LinearAncillaComposite doesn't allow user-specified ancilla patterns

  dwavesystems/dwave-system#613 · Filter by author jackraymond opened on Sep 28, 2026

• initial_state documentation unclear, example error, no type checking for dictionaries.

  dwavesystems/dwave-system#597 · Filter by author jackraymond opened on Oct 20, 2025
  1

• DWaveCliqueSampler occasionally produces an out-of-range qubit coupling

  dwavesystems/dwave-system#591 · Filter by author randomir opened on Aug 26, 2025
  1

• MockDWaveSampler initial_state format is incorrect

  dwavesystems/dwave-system#587 · Filter by author jackraymond opened on Aug 11, 2025
  1

• Speed-up (un)embedding utility functions

  feature-request/enhancement
  dwavesystems/dwave-system#583 · Filter by author randomir opened on Jun 24, 2025

• Create SubgraphComposite/SubgraphEmbeddingComposite

  feature-request/enhancement
  dwavesystems/dwave-system#580 · Filter by author randomir opened on Jun 17, 2025

• Composites delete information.

  dwavesystems/dwave-system#564 · Filter by author jackraymond opened on Mar 31, 2025

• dwave.system.temperatures.fast_effective_temperature does not accept dwave.samplers.sa.SimulatedAnnealingSampler

  dwavesystems/dwave-system#553 · Filter by author VolodyaCO opened on Jan 15, 2025
  4

• Consider creating a mechanism for submitting multiple times to the same hybrid sampler

  feature-request/enhancement
  dwavesystems/dwave-system#551 · Filter by author arcondello opened on Dec 12, 2024
  2

• 403 Forbidden on certain ising problem submissions

  dwavesystems/dwave-system#536 · Filter by author iamashwin99 opened on Sep 16, 2024
  5

• Different sorting methods for sample set dictionaries

  dwavesystems/dwave-system#529 · Filter by author krobbinsgit opened on Aug 8, 2024
  1

• embed_bqm silently assumes that chain_strength is a positive number

  dwavesystems/dwave-system#527 · Filter by author pau557 opened on Jul 30, 2024
  3

• LeapHybridNLSampler not rejecting for state_size() > maximum_number_of_states

  dwavesystems/dwave-system#526 · Filter by author JoelPasvolsky opened on Jul 18, 2024
  1

• Add support for fast anneal schedule validation

  dwavesystems/dwave-system#514 · Filter by author randomir opened on Mar 21, 2024

• Warnings unserializable

  dwavesystems/dwave-system#509 · Filter by author randomir opened on Dec 5, 2023

• Feature Request: embed_sampleset or similar

  feature-request/enhancement
  dwavesystems/dwave-system#501 · Filter by author arcondello opened on Oct 30, 2023

• Is there a way to access the energy for solution states to create a graph of how the energy converges to minima?

  dwavesystems/dwave-system#489 · Filter by author wilhelmagren opened on Mar 10, 2023
  4

• LeapHybridCQMSampler sometimes generates the wrong time_limit for problems with sparse objectives

  bug/fix
  dwavesystems/dwave-system#482 · Filter by author arcondello opened on Dec 13, 2022

• CQM fails with AttributeError: 'ConstrainedQuadraticModel' object has no attribute 'quadratic'

  dwavesystems/dwave-system#463 · Filter by author yurivict opened on Aug 17, 2022
  2

• Add the ability to filter out infeasible samples when calling the LeapHybridCQMSampler

  feature-request/enhancement
  dwavesystems/dwave-system#460 · Filter by author arcondello opened on Jul 14, 2022

• More time does not mean better results?

  dwavesystems/dwave-system#458 · Filter by author scorpioares opened on Jun 29, 2022
  2

• importing inspector causes qpu call to fail with chain break warning.

  dwavesystems/dwave-system#451 · Filter by author AustinJRoberts opened on May 6, 2022