# ActiveRecord::StatementInvalid Mysql2::Error::ConnectionError: Lost connection to MySQL server during query - **Location:** /gems/mysql2-0.5.3/lib/mysql2/client.rb:131 - **Occurred at:** 2026-06-25 14:39:25 UTC ## Backtrace ### Compact Trace ``` /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/mysql2-0.5.3/lib/mysql2/client.rb:131:in `_query' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/mysql2-0.5.3/lib/mysql2/client.rb:131:in `block in query' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/mysql2-0.5.3/lib/mysql2/client.rb:130:in `handle_interrupt' ``` ### Full Trace ``` /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/mysql2-0.5.3/lib/mysql2/client.rb:131:in `_query' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/mysql2-0.5.3/lib/mysql2/client.rb:131:in `block in query' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/mysql2-0.5.3/lib/mysql2/client.rb:130:in `handle_interrupt' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/mysql2-0.5.3/lib/mysql2/client.rb:130:in `query' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/connection_adapters/abstract_mysql_adapter.rb:201:in `block (2 levels) in execute' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/dependencies/interlock.rb:48:in `block in permit_concurrent_loads' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/concurrency/share_lock.rb:187:in `yield_shares' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/dependencies/interlock.rb:47:in `permit_concurrent_loads' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/connection_adapters/abstract_mysql_adapter.rb:200:in `block in execute' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/connection_adapters/abstract_adapter.rb:722:in `block (2 levels) in log' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/concurrency/load_interlock_aware_monitor.rb:26:in `block (2 levels) in synchronize' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/concurrency/load_interlock_aware_monitor.rb:25:in `handle_interrupt' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/concurrency/load_interlock_aware_monitor.rb:25:in `block in synchronize' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/concurrency/load_interlock_aware_monitor.rb:21:in `handle_interrupt' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/concurrency/load_interlock_aware_monitor.rb:21:in `synchronize' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/connection_adapters/abstract_adapter.rb:721:in `block in log' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/notifications/instrumenter.rb:24:in `instrument' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/connection_adapters/abstract_adapter.rb:712:in `log' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/connection_adapters/abstract_mysql_adapter.rb:199:in `execute' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/connection_adapters/mysql/database_statements.rb:41:in `execute' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/connection_adapters/abstract_mysql_adapter.rb:210:in `execute_and_free' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/connection_adapters/mysql/database_statements.rb:46:in `exec_query' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/connection_adapters/abstract/database_statements.rb:489:in `select' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/connection_adapters/abstract/database_statements.rb:70:in `select_all' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/connection_adapters/abstract/query_cache.rb:105:in `block in select_all' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/connection_adapters/abstract/query_cache.rb:122:in `block in cache_sql' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/concurrency/load_interlock_aware_monitor.rb:26:in `block (2 levels) in synchronize' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/concurrency/load_interlock_aware_monitor.rb:25:in `handle_interrupt' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/concurrency/load_interlock_aware_monitor.rb:25:in `block in synchronize' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/concurrency/load_interlock_aware_monitor.rb:21:in `handle_interrupt' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/concurrency/load_interlock_aware_monitor.rb:21:in `synchronize' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/connection_adapters/abstract/query_cache.rb:113:in `cache_sql' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/connection_adapters/abstract/query_cache.rb:105:in `select_all' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/connection_adapters/mysql/database_statements.rb:12:in `select_all' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/querying.rb:46:in `find_by_sql' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/statement_cache.rb:134:in `execute' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/associations/association.rb:214:in `find_target' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/associations/singular_association.rb:39:in `find_target' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/associations/association.rb:164:in `load_target' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/associations/association.rb:65:in `reload' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/associations/singular_association.rb:9:in `reader' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/associations/builder/association.rb:100:in `blob' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/core_ext/module/delegation.rb:299:in `respond_to_missing?' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activemodel-6.0.3.6/lib/active_model/attribute_methods.rb:450:in `respond_to?' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activemodel-6.0.3.6/lib/active_model/attribute_methods.rb:450:in `respond_to?' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/attribute_methods.rb:212:in `respond_to?' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/core_ext/module/delegation.rb:303:in `method_missing' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activestorage-6.0.3.6/app/models/active_storage/variant.rb:59:in `service' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activestorage-6.0.3.6/app/models/active_storage/variant.rb:95:in `processed?' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activestorage-6.0.3.6/app/models/active_storage/variant.rb:67:in `processed' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activestorage-6.0.3.6/app/models/active_storage/preview.rb:82:in `variant' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activestorage-6.0.3.6/app/models/active_storage/preview.rb:62:in `service_url' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activestorage-6.0.3.6/app/controllers/active_storage/representations_controller.rb:12:in `show' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_controller/metal/basic_implicit_render.rb:6:in `send_action' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/abstract_controller/base.rb:195:in `process_action' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_controller/metal/rendering.rb:30:in `process_action' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/abstract_controller/callbacks.rb:42:in `block in process_action' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/callbacks.rb:112:in `block in run_callbacks' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/rorvswild-1.6.0/lib/rorvswild/plugin/action_controller.rb:28:in `around_action' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/callbacks.rb:121:in `instance_exec' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/callbacks.rb:121:in `block in run_callbacks' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/callbacks.rb:139:in `run_callbacks' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/abstract_controller/callbacks.rb:41:in `process_action' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_controller/metal/rescue.rb:22:in `process_action' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_controller/metal/instrumentation.rb:33:in `block in process_action' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/notifications.rb:180:in `block in instrument' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/notifications/instrumenter.rb:24:in `instrument' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/notifications.rb:180:in `instrument' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_controller/metal/instrumentation.rb:32:in `process_action' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_controller/metal/params_wrapper.rb:245:in `process_action' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activerecord-6.0.3.6/lib/active_record/railties/controller_runtime.rb:27:in `process_action' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/abstract_controller/base.rb:136:in `process' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionview-6.0.3.6/lib/action_view/rendering.rb:39:in `process' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_controller/metal.rb:190:in `dispatch' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_controller/metal.rb:254:in `dispatch' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_dispatch/routing/route_set.rb:50:in `dispatch' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_dispatch/routing/route_set.rb:33:in `serve' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_dispatch/journey/router.rb:49:in `block in serve' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_dispatch/journey/router.rb:32:in `each' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_dispatch/journey/router.rb:32:in `serve' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_dispatch/routing/route_set.rb:834:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/rack-2.2.3/lib/rack/session/abstract/id.rb:266:in `context' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/rack-2.2.3/lib/rack/session/abstract/id.rb:260:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_dispatch/middleware/cookies.rb:648:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/rack-2.2.3/lib/rack/etag.rb:27:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/rack-2.2.3/lib/rack/conditional_get.rb:27:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/rack-2.2.3/lib/rack/head.rb:12:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_dispatch/middleware/callbacks.rb:27:in `block in call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/callbacks.rb:101:in `run_callbacks' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_dispatch/middleware/callbacks.rb:26:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_dispatch/middleware/actionable_exceptions.rb:18:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_dispatch/middleware/debug_exceptions.rb:32:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_dispatch/middleware/show_exceptions.rb:33:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/railties-6.0.3.6/lib/rails/rack/logger.rb:37:in `call_app' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/railties-6.0.3.6/lib/rails/rack/logger.rb:26:in `block in call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/tagged_logging.rb:80:in `block in tagged' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/tagged_logging.rb:28:in `tagged' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/tagged_logging.rb:80:in `tagged' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/railties-6.0.3.6/lib/rails/rack/logger.rb:26:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_dispatch/middleware/remote_ip.rb:81:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/request_store-1.5.0/lib/request_store/middleware.rb:19:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_dispatch/middleware/request_id.rb:27:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/rack-2.2.3/lib/rack/runtime.rb:22:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/activesupport-6.0.3.6/lib/active_support/cache/strategy/local_cache_middleware.rb:29:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_dispatch/middleware/executor.rb:14:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/rack-2.2.3/lib/rack/sendfile.rb:110:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_dispatch/middleware/ssl.rb:74:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/actionpack-6.0.3.6/lib/action_dispatch/middleware/host_authorization.rb:76:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/rack-cors-1.1.1/lib/rack/cors.rb:100:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/rorvswild-1.6.0/lib/rorvswild/plugin/middleware.rb:20:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/railties-6.0.3.6/lib/rails/engine.rb:527:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/puma-4.3.7/lib/puma/configuration.rb:228:in `call' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/puma-4.3.7/lib/puma/server.rb:713:in `handle_request' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/puma-4.3.7/lib/puma/server.rb:472:in `process_client' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/puma-4.3.7/lib/puma/server.rb:328:in `block in run' /var/www/oblyk/api/shared/bundle/ruby/2.6.0/gems/puma-4.3.7/lib/puma/thread_pool.rb:134:in `block in spawn_thread' ``` ## Request - **Name:** ActiveStorage::RepresentationsController#show - **Method:** GET - **URL:** https://api.oblyk.org/rails/active_storage/representations/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBMUlyQWc9PSIsImV4cCI6bnVsbCwicHVyIjoiYmxvYl9pZCJ9fQ==--78c180e749fb54135c75697bc7d84c32e7c3cfbf/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaDdCam9VY21WemFYcGxYM1J2WDJ4cGJXbDBXd2RwQXVnRGFRTG9Bdz09IiwiZXhwIjpudWxsLCJwdXIiOiJ2YXJpYXRpb24ifX0=--114b7ed3519ef1e55a4ccfd2e992477166584d36/IMG_4937.mov - **Browser:** Safari 26 ## Parameters ```json { "action": "show", "format": "mov", "filename": "IMG_4937", "controller": "active_storage/representations", "variation_key": "eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaDdCam9VY21WemFYcGxYM1J2WDJ4cGJXbDBXd2RwQXVnRGFRTG9Bdz09IiwiZXhwIjpudWxsLCJwdXIiOiJ2YXJpYXRpb24ifX0=--114b7ed3519ef1e55a4ccfd2e992477166584d36", "signed_blob_id": "eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBMUlyQWc9PSIsImV4cCI6bnVsbCwicHVyIjoiYmxvYl9pZCJ9fQ==--78c180e749fb54135c75697bc7d84c32e7c3cfbf" } ``` ## Headers | Header | Value | |--------|-------| | Host | api.oblyk.org | | Accept | image/webp,image/avif,image/jxl,image/heic,image/heic-sequence,video/*;q=0.8,image/png,image/svg+xml,image/*;q=0.8,*/*;q=0.5 | | Cf-Ray | a114b8b10d21e74e-CDG | | Referer | https://oblyk.org/ | | Version | HTTP/1.0 | | Cdn-Loop | cloudflare; loops=1 | | Priority | u=5, i | | Cf-Visitor | {"scheme":"https"} | | Connection | close | | User-Agent | Mozilla/5.0 (iPhone; CPU iPhone OS 26_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/26.5 Mobile/15E148 Safari/604.1 PWAShell | | Cf-Ipcountry | FR | | Sec-Fetch-Dest | image | | Sec-Fetch-Mode | no-cors | | Sec-Fetch-Site | same-site | | Accept-Encoding | gzip, br | | Accept-Language | fr-FR,fr;q=0.9 | | X-Forwarded-For | 2a0d:e487:119f:8f2d:109f:b089:aea8:90c, 172.71.232.15 | | Cf-Connecting-Ip | 2a0d:e487:119f:8f2d:109f:b089:aea8:90c | | X-Forwarded-Proto | https | ## Environment | Variable | Value | |----------|-------| | os | Linux 5.10.0-14-cloud-amd64 | | cwd | /var/www/oblyk/api/releases/20260616071013 | | pid | 2132836 | | host | oblyk-api | | ruby | ruby 2.6.5p114 (2019-10-01 revision 67812) [x86_64-linux] | | user | oblyk | | rails | 6.0.3.6 | | revision | e48468c2220f49700ecd2a9dc76dbb018740404e | [View on RoRvsWild ↗](https://www.rorvswild.com/applications/135627/errors/91525439)