Issues

• Parallel tests hang forever when a worker process dies

  rails/rails#59037 · Filter by author yahonda opened on Oct 12, 2026

• Active Job Continuations: Investigating repeated step execution after worker interruption and resume

  rails/rails#59035 · Filter by author softdev03 opened on Oct 11, 2026

• establish_connection now reuses the existing pool for an equal config, so SQLite :memory: no longer starts empty

  rails/rails#59028 · Filter by author nertzy opened on Oct 9, 2026

• ActionText::Content#to_markdown: <br> in a table cell and empty <tr> produce malformed Markdown tables

  rails/rails#59019 · Filter by author xxisem opened on Oct 9, 2026

• Checkout keeps raising ConnectionTimeoutError while a background preconnect is stalled, even after the database recovers

  rails/rails#58990 · Filter by author cOnigashima opened on Oct 8, 2026

• Validation "message" option ignored when I18n translation specified

  rails/rails#58945 · Filter by author dan-jensen opened on Oct 5, 2026
  4

• Action Cable Redis adapter: confirmations kept across a reconnect (#57695) can be consumed by the wrong subscription

  rails/rails#58940 · Filter by author hourloop-ianlai opened on Oct 5, 2026

• Action Cable Redis adapter: a listener restarted after giving up never resubscribes its existing channels

  rails/rails#58939 · Filter by author hourloop-ianlai opened on Oct 5, 2026

• PostgreSQL: unreachable host reported as bad username/password when the host name contains the role name

  rails/rails#58930 · Filter by author crmne opened on Oct 3, 2026

• PostgreSQL: endless time ranges no longer round-trip since 8.1 (silent no-op updates when the range is in the primary key)

  rails/rails#58920 · Filter by author alexspeller opened on Oct 2, 2026
  1

• ExceptionWrapper#build_backtrace copies every resolver template cache on each exception, including routing errors (~13 MB per 404 on 8.1, ~7 MB on main)

  rails/rails#58887 · Filter by author n-rodriguez opened on Sep 27, 2026

• in_order_of raises on CTE & custom attributes

  rails/rails#58867 · Filter by author viralpraxis opened on Sep 24, 2026

• Active Record Encryption: extend_queries silently returns no results for deterministic attributes that also declare normalizes

  rails/rails#58865 · Filter by author Piioo opened on Sep 24, 2026

• Connections can significantly outlive max_age

  rails/rails#58851 · Filter by author multun opened on Sep 22, 2026
  7

• normalizes with apply_to_nil: true is ignored by where(attr: nil)

  rails/rails#58838 · Filter by author felix-eschey opened on Sep 21, 2026
  2

• upsert_all writes default scope attributes into the UPDATE clause

  rails/rails#58796 · Filter by author sucicfilip opened on Sep 17, 2026

• Custom Active Job serializers are still ignored in 8.1.3 if a gem loads ActiveJob::Arguments early

  rails/rails#58737 · Filter by author fabn opened on Sep 11, 2026
  2

• FileSystemResolverRactorTest#test_non-strict_templates_compile_inside_a_non-main_Ractor errors on Ruby master (Feature #22226)

  actionviewci issuesRactor Support
  rails/rails#58736 · Filter by author yahonda opened on Sep 11, 2026

• Building (not saving) a has_one association deletes the existing one

  rails/rails#58732 · Filter by author regan-wrapbook opened on Sep 10, 2026
  2

• SQLite table reconstruction cascade-deletes child rows inside transactional migrations

  rails/rails#58705 · Filter by author diogomr opened on Sep 9, 2026
  1

• Exception NameError thrown in "Sign Up and Settings" guide (3.3)

  rails/rails#58624 · Filter by author Friderike opened on Sep 1, 2026
  1

• dependent: :destroy_async on has_many :through destroys target records instead of join records

  rails/rails#58564 · Filter by author mirze0x01 opened on Aug 25, 2026

• Rails 8.1 breaks certain comparisons for time fields

  rails/rails#58523 · Filter by author daniel-sjoblom-europcar opened on Aug 20, 2026
  2

• Structure dump/load uses deprecated mysqldump/mysql binaries with MariaDB 11+

  rails/rails#58516 · Filter by author davue opened on Aug 19, 2026

• Assign attributes does not work for has_many_attachments

  rails/rails#58506 · Filter by author TTDCosttracker opened on Aug 18, 2026
  2