• Use ActiveSupport::Notifications.monotonic_subscribe for performance improvement on compatible Rails versions | #856

• Support for Ruby 4 | #849

• Amend secondary instance URL to bugsnag.smartbear.com | #845

• Guard against nil URI errors in synchronous delivery | #851

• Set default endpoints based on API key | #835

• Only read Rack request body if it's rewindable | #829
• Fix circular require warning | #828

• Include the Warden scope in user metadata | #821 | javierjulio
• Add a block variant of add_on_error | #824

• Fix Unicode encoding issues when using Exception#detailed_message (Ruby 3.2+) | #817
• Fix compatibility with Ruby 3.4-dev | #815 | k0kubun

• Handle mailto links in Cleaner#clean_url | #813

• Fix unhandled URI::InvalidURIError in Cleaner#clean_url | #811

• Fix deprecation warning from Sidekiq error handler | #796 | fukayatsu
• Fix Resque integration when failure backend is already Resque::Failure::Multiple | #803 | sj26
• Redact URLs in automatic Rails breadcrumbs | #806

• Support Sidekiq v7 | #785 | stevenharman

• Improve performance of Bugsnag.notify | #774 | sambostock

• Allow Gem paths to be stripped from file names in stacktraces when they contain a Regexp special character | #764

• Use Exception#detailed_message instead of Exception#message when available | #761

• Add support for feature flags & experiments. For more information, please see https://docs.bugsnag.com/product/features-experiments | #758

• Avoid rescuing from errors in Active Record transaction callbacks in versions of Rails where they will be re-raised | #709 | apalmblad

• Fix metadata not being recorded when using Resque outside of Active Job | #710 | isnotajoke

• Allow overriding an event's unhandled flag | #698
• Add the ability to store metadata globally | #699
• Add cookies, body and httpVersion to the automatically captured request data for Rack apps | #700
• Add Configuration#endpoints for reading the notify and sessions endpoints and Configuration#endpoints= for setting them | #701
• Add Configuration#redacted_keys. This is like meta_data_filters but matches strings with case-insensitive equality, rather than matching based on inclusion | #703
• Allow pausing and resuming sessions, giving more control over the stability score | #704
• Add Configuration#vendor_paths to replace Configuration#vendor_path | #705

• In the next major release, params will only contain query string parameters. Currently it also contains the request body for form data requests, but this is deprecated in favour of the new body property
• The Configuration#set_endpoints method is now deprecated in favour of Configuration#endpoints=
• The Configuration#meta_data_filters option is now deprecated in favour of Configuration#redacted_keys
• The Configuration#vendor_path option is now deprecated in favour of Configuration#vendor_paths

• Sessions will now be delivered every 10 seconds, instead of every 30 seconds | #680
• Log errors that prevent delivery at ERROR level | #681
• Add on_breadcrumb callbacks to replace before_breadcrumb_callbacks | #686
• Add context attribute to configuration, which will be used as the default context for events. Using this option will disable automatic context setting | #687 | #688
• Add Bugsnag#breadcrumbs getter to fetch the current list of breadcrumbs | #689
• Add time (an ISO8601 string in UTC) to device metadata | #690
• Add errors to Report/Event containing an array of Error objects. The Error object contains error_class, error_message, stacktrace and type (always "ruby") | #691
• Add original_error to Report/Event containing the original Exception instance | #692
• Add request to Report/Event containing HTTP request metadata | #693
• Add add_metadata and clear_metadata to Report/Event | #694
• Add set_user to Report/Event | #695

• Avoid starting session delivery thread when the current release stage is not enabled | #677

• before_breadcrumb_callbacks have been deprecated in favour of on_breadcrumb callbacks and will be removed in the next major release
• For consistency with Bugsnag notifiers for other languages, a number of methods have been deprecated in this release. The old options will be removed in the next major version | #676
  • The notify_release_stages configuration option has been deprecated in favour of enabled_release_stages
  • The auto_capture_sessions and track_sessions configuration options have been deprecated in favour of auto_track_sessions
  • The enabled_automatic_breadcrumb_types configuration option has been deprecated in favour of enabled_breadcrumb_types
  • The Report class has been deprecated in favour of the Event class
  • The Report#meta_data attribute has been deprecated in favour of Event#metadata
  • The Breadcrumb#meta_data attribute has been deprecated in favour of Breadcrumb#metadata
  • The Breadcrumb#name attribute has been deprecated in favour of Breadcrumb#message
  • The breadcrumb type constants in the Bugsnag::Breadcrumbs module has been deprecated in favour of the constants available in the Bugsnag::BreadcrumbType module For example, Bugsnag::Breadcrumbs::ERROR_BREADCRUMB_TYPE is now available as Bugsnag::BreadcrumbType::ERROR
• Report#exceptions has been deprecated in favour of the new errors property
• Report#raw_exceptions has been deprecated in favour of the new original_error property
• Accessing request data via Report#metadata has been deprecated in favour of using the new request property. Request data will be moved out of metadata in the next major version
• The Report#add_tab and Report#remove_tab methods have been deprecated in favour of the new add_metadata and clear_metadata methods

• Fix possible LocalJumpError introduced in v6.22.0 | #675

• Add support for tracking exceptions and capturing metadata in Active Job, when not using an existing integration | #670

• Improve the report context when using Delayed Job or Resque as the Active Job queue adapter | #671

• Allow a Method or any object responding to #call to be used as an on_error callback or middleware | #662 | odlp

• Deliver when an error is raised in the block argument to notify | #660 | aki77
• Fix potential NoMethodError in Bugsnag::Railtie when using require: false in a Gemfile | #666

• Classify ActionDispatch::Http::MimeNegotiation::InvalidType as info severity level | #654

• Include connection_id in ActiveRecord breadcrumb metadata on new versons of Rails | #655
• Avoid crash when Mongo 1.12 or earlier is used | #652 | isabanin

• Exception messages will be truncated if they have a length greater than 3,072 | #636 | joshuapinter

• Breadcrumb metadata can now contain any type | #648

• Bugsnag should now report uncaught exceptions inside Bundler's 'friendly errors' | #634

• Improve the display of breadrumbs in the Bugsnag app by including milliseconds in timestamps | #639

• Sidekiq now uses thread_queue delivery by default | #626

• Rescue now uses thread_queue delivery when at_exit hooks are enabled | #629

• Set default Delayed Job error context to job class | #499 | Mike Stewart

• The BUGSNAG_RELEASE_STAGE environment variable can now be used to set the release stage. Previously this was only used in Rails applications | #613

• Add support for runtime versions to Delayed Job, Mailman and Shoryuken integrations | #620

• Reduce the size of the bundled gem | #571 | t-richards

• Move serialization of Reports onto the background thread when using the thread_queue delivery method | #623

• The app_type configuration option should no longer be overwritten by Bugsnag and integrations should set this more consistently | #619

• Add on_error callbacks to replace before_notify_callbacks | #608

• Improve performance when extracting code from files in stacktraces | #604

• Reduce memory use when session tracking is disabled | #606

• before_notify_callbacks have been deprecated in favour of on_error and will be removed in the next major release

• Add configurable discard_classes option to allow filtering errors using either a String or Regexp matched against the error's class name | #597

• The Breadcrumb name limit of 30 characters has been removed | #600

• Improve performance of payload cleaning | #601

• Improve performance when processing stacktraces | #602 | #603

• If a custom object responds to id method, show the id and class in error reports | #531 | manojmj92

• The ignore_classes configuration option has been deprecated in favour of discard_classes. ignore_classes will be removed in the next major release

• Only call custom diagnostic data methods once | #586 | stoivo
• Guard against exceptions in to_s when cleaning objects | #591

• Add configurable vendor_path to configure which file paths are out of project stacktrace. | #544

• Resolve Ruby deprecation warning for keyword parameters | #580

• Handle change in capitalisation of framework version constant for Que in v1.x | #570 | #572 | tommeier

• Account for missing :binds key in sql.active_record ActiveSupport notifications. | #555 | #565
• Remove duplicate attribute declaration warning for track_sessions in Configuration. | #510 | pocke

• Add Ruby (and other framework) version strings to report and session payloads (device.runtimeVersions). | 560

• Allow symbols in breadcrumb meta data. | #563 | directionless

• Use Module#prepend for Rake integration when on a new enough Ruby version to avoid infinite mutual recursion issues when something else monkey patches Rake::Task. | #556 | #559

• Handle nil values for the job block parameter for the Que error notifier. This occurs under some conditions such as database connection failures. | #545 | #548

• Fix issue with unnecessary meta_data being logged during breadcrumb validation. | #530

Note: this release alters the behaviour of the notifier to track sessions automatically.

• Added Breadcrumbs. Breadcrumbs allow you to track events that may have led up to an error, such as handled errors, page redirects, or SQL queries. For info on what is tracked and how you can customize the data that breadcrumbs collect, see the Logging breadcrumbs section of our documentation. | #525

• Bugsnag will now capture automatically created sessions by default. | #523

• The endpoint and session_endpoint configuration options are now deprecated but still supported. The set_endpoints method should be used instead. Note that session tracking will be disabled if the notify endpoint is configured but the sessions endpoint is not - this is to avoid inadvertently sending session payloads to the wrong server.

• Add SignalException to our default ignored classes | #479 | Toby Hsieh

• Include Bugsnag frames, marked out of project | #497

• Ensure Sidekiq request data is always attached to notifications | #495

• Ensure the correct error handler is used in newer versions of Sidekiq | #434

• Rewrite Delayed::Job integration to fix potential issues and add more collected data | #492 | Simon Maynard

This release includes general performance improvements to payload trimming and filtering.

• Capture unexpected app terminations automatically with at_exit | #397 | Alex Moinet

• (DelayedJob) Improve max attempts handling - If the max attempts method returns nil it should fallback to Delayed::Worker.max_attempts | #471 | Johnny Shields

• Increase payload size limit to 512kb (from 256kb) | #431 | Alex Moinet

• Apply metadata filters to HTTP referer fields | #460 | Renee Balmert

• (Notify) Handle notify calls with nil arguments correctly | #439

• (Rails) Log missing key warning after initialization completes, avoiding incorrectly logging a warning that the API key is missing | #444

• Support HTTP proxy from http_proxy and https_proxy environment variables | #424 | #437 | Bill Kirtley

• Add option to disable auto-configuration | #419

• Add warden.user.rack data to default filters | #436

• Ensure logged messages include Bugsnag progname | #443

• Mark files in .bundle/ directory as not "in project" | #420 | Alex Moinet
• Restore support for attaching bugsnag_* metadata to exceptions without extending Bugsnag::Middleware::ExceptionMetaData | #426 | Jordan Raine

• Re-added apiKey to payload for compatibility | #418

• Fix Shoryuken integration & project_root Pathname issue | #416 | Sergei Maximov

• Fix failure to launch session polling task | #414

• Session tracking update:
  • Refactor of session tracking to adhere to a common interface, and simplify usage.
  • Includes several performance enhancements.
  • Reverts potentially breaking change of json body sanitation within delivery function. | #412
  • Maintains backwards compatibility with previous session-tracking changes. | #413

• Adds support for tracking sessions and crash rate by setting the configuration option configuration.auto_capture_sessions to true. Sessions can be manually created using Bugsnag.start_session. | #411

• Added support for DelayedJob custom job arguments | #359 | Calvin Hughes

• Allow skipping report generation using exception property | #402

• Added common exit exceptions - SystemExit and Interrupt - to default ignore classes. | #404

• Ensured Bugsnag class intialises before railties initialised | #396

• Use lazy load hooks to hook on ActionController::Base | Edouard-chin | #393

• Fix type in Rack/Clearance integration | geofferymm | #392

• Fix upgrade link to docs | duncanhewett | #390

Adds a warning for the change in usage for the notify() method from < 6.0 to ease upgrading.

This notifier has been extensively re-written to make it easier to add new integrations and maintain in the future. This has led to several changes that are not backwards compatible. Please refer to the upgrading guide for more information.

• General notifier re-write | #320 | #378 | #368 | #381 | #385 | #386

• Added Upgrade guide | #370

• Did-you-mean suggestions middleware | #372

• Updated examples | #374

• Allow environment variable proxy config for Net::HTTP | dexhorthy | #380

• [DelayedJob] Fix NameError occurring on erroring job notification | Eito Katagiri | #377

• Fixed failing Rake/Java tests | #378

This release removes the default setting of ignoring classes of errors which are commonly associated with typos or server signals (SystemExit), instead recording them as info-level severity by default. This includes the following classes:

  AbstractController::ActionNotFound,
  ActionController::InvalidAuthenticityToken,
  ActionController::ParameterMissing,
  ActionController::RoutingError,
  ActionController::UnknownAction,
  ActionController::UnknownFormat,
  ActionController::UnknownHttpMethod,
  ActiveRecord::RecordNotFound,
  CGI::Session::CookieStore::TamperedWithCookie,
  Mongoid::Errors::DocumentNotFound,
  SignalException,
  SystemExit

• Add a one-time warning if the API key is not set
• Track whether errors were captured automatically and by which middleware

• [Rails] Fix failure to report when encountering objects which throw in to_s #361

• [Sidekiq] Revert commit c7862ea because Sidekiq's logging middleware was removed in version 5.0.0 | Reuben Brown | #358

• [Resque] Fix error when creating a worker without a queue | Dean Galvin | #355

• [Resque] Fix leaking config into parent process | Martin Holman | #347
• Add new integration for Que | Sjoerd Andringa | #305
• [Sidekiq] Start Bugsnag after the logger in the middleware chain | Stephen Bussey | Akhil Naini | #326 | #350
• [Rake] Allow overriding app_type apps | #351
• Send the dyno name as the hostname when running on Heroku | #333
• [Delayed Job] Add additional job information such as arguments and number of attempts when available | Tim Diggins | Abraham Chan | Johnny Shields | #329 | #332 | #321

• Initialize Railtie after Bugsnag class | #343
• Alias notify_or_ignore to notify | Simon Maynard | #319

• Allow provider attribute in Deploy#notify | @jbaranov | #339

• Correctly hook on Action Controller | @rafaelfranca | #338
• Fix Bugsnag error message typo | @Adsidera | #344
• Default delivery method | @martin308 | #346

• Fix behavior to not override Rails 5 belongs_to association | #314

• Add Clearance support | Jonathan Rochkind | #313
• Add Shoruken support | Nigel Ramsay | #324

• Show the job class name for Sidekiq jobs, not the wrapper class name | Simon Maynard | #323

• Remove RoutingError from default ignore classes | #308
• Prefer BUGSNAG_RELEASE_STAGE over RAILS_ENV for release_stage | #298
• Apply grouping hash if method bugsnag_grouping_hash is available on the object | #318 | #311
• Sidekiq improvements | #317 | #282 | #309 | #306

• Exception backtrace could be empty | #307

• Ensure Rails 2 extensions are not loaded on newer versions | #303

• Remove API key logging when Bugsnag is logging successfully | Julian Borrey | #299

• Add the name of the job class in context for Sidekiq and Resque errors | Johan Lundström | #293

• Add support for 'block syntax' on Bugsnag.notify calls | James Smith | #292

• Trim stacktraces and metadata to ensure payload delivery | #294 | #295

• Fix payload rejection due to truncating duplicate stacktrace frames | #284 | #291

• Fix Sidekiq app type being overwritten by Rails | Luiz Felipe G. Pereira | #286

• Fix report uploads being rejected due to payload size | Ben Ibinson | Duncan Hewett | #288 | #290

• Fix a possible crash when parsing a URL for RackRequest | Max Schubert | #289

• Hide partial API key logged when loading Bugsnag | #283

This release includes general fixes as well as removing support for Ruby versions below 1.9.2.

• Fix deployment notification failure in Capistrano | Simon Maynard | #275

• Fix Bad Request errors generated by large payloads | Simon Maynard | #276

• Fix warning from usage of before_filter in Rails 5 | Scott Ringwelski | #267

• Use Rails 5-style deep parameter filtering | fimmtiu | #256

  Note: This is a backwards incompatible change, as filters containing . are now parsed as nested instead of as a single key.

• Fix crash during heroku Rake task when an environment variable was empty | #261

• Various warning fixes | Taylor Fausak | #254
• Make the list of vendor paths configurable | Jean Boussier | #253

• Ensure timeout is set when configured
• Allow on premise installations to easily send deploy notifications

• Better handle errors in ActiveRecord transactions (thanks @arthurnn!)

• Remove multi_json from deploy

• Remove dependency on multi_json, fall back to the json gem for Ruby < 1.9

• Pull IP address from action_dispatch.remote_ip if available

• Fix for old rails 3.2 not having runner defined in the railtie
• Support for rails API
• Added support for ca_file for dealing with SSL issues
• Threadsafe ignore_classes
• Add app type
• Dont send cookies in their own tab

• Don't report SystemExit from rails runner
• Fix for stacktrace including custom bugsnag middleware
• Fix reporting of errors in rails-defined rake tasks

• Fix performance problems in cleanup_obj

• Automatically catch errors in rails runner
• Accept meta_data from any exception that deines bugsnag_meta_data

• Delay forking the delivery thread

• Fix various threading issues during library initialization

• Exclude cookies and authorization headers by default
• Include rails exclusion list at the right time

• Make meta_data available to before_notify hooks
• Fix bug with rails param filters
• Fix encoding error in exception message

• Add rake task to create a Heroku deploy hook

• Fix configuration of http timeouts
• Fix configuration of http proxies
• Remove dependency on httparty
• Allow for symbols in rack env

• Fix Ruby 1.8 payload delivery bug (thanks @colin!)

• Collect and send snippets of source code to Bugsnag
• Fix resque integration
• Allow configuration of delivery method (from the default :thread_queue to :synchronous)
• Fix parameter filtering in rails 2
• Allow pathname in project root

• Collect and send HTTP headers to bugsnag to help debugging

• Allow access to the metadata object in before bugsnag notify callbacks
• Dont send the rack env by default

• Ensure filtering behaviour matches rails' for symbol filters
• Fix Rails 4 sessions appearing in Custom tab instead of its own (144)

• Allow filters to be regular expressions (thanks @tamird)
• Ensure filtering behavior matches rails' when importing filters from Rails.configuration.filter_parameters

• Use ssl by default (Thanks @dkubb)

• Add additional ignored classes
• Check all chained exceptions on an error for ignored classes

• Fix occasional crash when reading rack params.
• Don't strip files with bugsnag in the name.

• Move Bugsnag notifications onto a background thread.

• Add job detail support to delayed_job integration (thanks dtaniwaki!)

• Load the env in the deploy rake task if there is no api key set

• Fix encoding issue when ensuring utf8 string is valid

• Fix capistrano v3 after 2.0.0

• BREAKING: capistrano integration requires explicit configuration to avoid loading rails env (15x faster to notify)
• Sidekiq 3 support
• java.lang.Throwable support for jruby
• Show non-serializable objects as '[Object]' instead of 'null'.
• Fix delayed job 2.x
• Fix rake support
• Fix missing notifications caused by invalid utf8

• Prepare 'severity' feature for release

• Fix capistrano when rake is not set. #87
• Fix capistrano when Rails is not loaded. #85
• Various cleanup

• Proxy support in the bugsnag deploy notification rake task

• Capistrano3 support (for real)
• delayed_job support

• Support for per-notification api keys

• Capistrano3 support
• Allow set :bugsnag_api_key, foo in capistrano

• Notify all exceptions in mailman and sidekiq

• Fix Rails2 middleware issue that stopped automatic metadata collection

• Move away from Jeweler
• Support for Exception#cause in ruby 2.1.0

• Allow users to configure app type
• Send severity of error to bugsnag
• Allo users to configure users in a structured way for search etc.

• Send hostname to Bugsnag

• Fix load order issue with Resque

• Deal with SSL properly for deploy notifications on ruby <2.0

• Notify about exceptions that occur in ActiveRecord commit and rollback callbacks (these are usually swallowed silently by rails)

• Ensure sidekiq, mailman and rake hooks respect the ignore_classes setting
• Persist sidekiq and mailman meta-data through each job, so it can show up in manual Bugsnag.notify calls

• Add support for catching crashes in mailman apps
• Automatically enable Bugsnag's resque failure backend
• Add automatic rake integration for rails apps

• Deal with self-referential meta data correctly.
• Dont load the environment when performing a deploy with capistrano.

• Dont send rack.request.form_vars as it is a copy of form_hash and it may contain sensitive params.

• Fix rake block arguments for tasks that need them.

• Add proxy support for http requests to Bugsnag.
• Read the API key from the environment for Heroku users

• Add HTTP Referer to the request tab on rack apps

• Add ignore_user_agents to ignore certain user agents
• Change bugsnag middleware order to have Callbacks last
• Allow nil values to be sent to bugsnag

• Add truncated only when a field has been truncated

• Fix warden bug where user id is an array of ids
• Filter get params from URLs as well as meta_data

• Filter out meta-data keys containing the word 'secret' by default

• Fixed bug in rake integration with ruby 1.9 hash syntax

• Fix nil bug in windows backtraces

• Support windows-style paths in backtraces
• Fix bug with before_bugsnag_notify in Rails 2

• Notify will now build exceptions if a non-exception is passed in.

• Add support for Bugsnag rake integration

• By default we notify in all release stages now
• Return the notification in notify_or_ignore

• Add support for bugsnag meta data in exceptions.

• Clear the before bugsnag notify callbacks on sidekiq when a job is complete

• Allow lambda functions in config.ignore_classes

• Add stacktrace to internal bugsnag logging output
• Protect against metadata not being a hash when truncation takes place

• Add debug method, configuration option to help debug issues
• Better protection against bad unicode strings in metadata

• Protect against invalid unicode strings in metadata

• Fixed minor HTTParty dependency issue

• Send rails version with exceptions
• Protect against nil params object when errors happen in rack

• Added Rack HTTP method (GET, POST, etc) to request tab

• Fixed an issue with Warden userIds not being reported properly.

• Added disable method to Bugsnag middleware, allows you to force-disable built-in Bugsnag middleware.

• Protect against rare exception-unwrapping infinite loop (only in some exceptions using the original_exception pattern)

• Fix for rails 2 request data extraction
• Deploy environment customization support (thanks coop)
• Ensure Bugsnag rails 3 middleware runs before initializers

• Show a warning if no release_stage is set when delivering exceptions
• Require resque plugin in a safer way

• Automatically set the release_stage in a safer way on rack/rails

• Re-add support for sending bugsnag notifications via resque

• Add rspec tests for rack middleware

• Fix a bug where before/after hooks were not being fired

• Added Bugsnag Middleware and callback, easier ways to add custom data to your exceptions
• Added automatic Sidekiq integration
• Added automatic Devise integration
• Comprehensive rspec tests

• Fix minor internal version number parsing bug

• Move Bugsnag rack middleware later in the middleware stack, fixes issue where development exception may not have been delivered

• Fix multi_json conflict with rails 3.1
• Make bugsnag_request_data public for easier EventMachine integration (thanks fblee)

• Fix multi_json gem dependency conflicts

• Capistrano deploy tracking support
• More reliable project_root detection for non-rails rack apps
• Support for sending test exceptions from rake (rake bugsnag:test_exception)

• First public release