QA failure: qa/specs/features/ee/api/2_plan/epics_milestone_dates_spec.rb
## Overview
* Environment: gprd-cny
* Coordinated pipeline: https://ops.gitlab.net/gitlab-org/release/tools/-/pipelines/6197277
* Auto-deploy package: 19.4.202609071206-0f256826060.677b682bd48
### Pipeline:
* **https://ops.gitlab.net/gitlab-org/quality/canary/-/jobs/26648199**
```
2026-09-07T14:58:38.058785Z 01O
2026-09-07T14:58:38.058787Z 01O 1) Plan Epics milestone dates API updates epic dates when adding another issue
2026-09-07T14:58:38.058790Z 01O [31mFailure/Error: epic.add_child_item(issue.id)[0m
2026-09-07T14:58:38.058792Z 01O [31m[0m
2026-09-07T14:58:38.058794Z 01O [31mQA::Resource::Errors::ResourceFabricationFailedError:[0m
2026-09-07T14:58:38.058797Z 01O [31m Fabrication of QA::EE::Resource::WorkItemEpic using the API failed (200) with `{"errors":[{"message":"No object found for `childrenIds: #\u003cGlobalID:0x00007d50bca287a0 @uri=#\u003cURI::GID gid://gitlab/WorkItem/202141056\u003e\u003e`","locations":[{"line":2,"column":3}],"path":["workItemUpdate"]}],"data":{"workItemUpdate":null}}`.[0m
2026-09-07T14:58:38.058799Z 01O [31m Correlation Id: a3769224ae845869-ATL[0m
2026-09-07T14:58:38.058801Z 01O [31m Sentry Url: https://new-sentry.gitlab.net/organizations/gitlab/issues/?environment=gprd&project=3&query=correlation_id%3A%22a3769224ae845869-ATL%22[0m
2026-09-07T14:58:38.058803Z 01O [31m Kibana - Discover Url: https://log.gprd.gitlab.net/app/discover#/?_a=%28index:%277092c4e2-4eb5-46f2-8305-a7da2edad090%27%2Cquery%3A%28language%3Akuery%2Cquery%3A%27json.correlation_id%20%3A%20%22a3769224ae845869-ATL%22%27%29%29&_g=%28time%3A%28from%3A%272026-09-06T14:58:19.074Z%27%2Cto%3A%272026-09-07T14:58:19.074Z%27%29%29[0m
2026-09-07T14:58:38.058806Z 01O [31m Kibana - Dashboard Url: https://log.gprd.gitlab.net/app/dashboards#/view/5e6d3440-7597-11ed-9f43-e3784d7fe3ca?_g=%28time%3A%28from:%272026-09-06T14:58:19.074Z%27%2Cto%3A%272026-09-07T14:58:19.074Z%27%29%29&_a=%28filters%3A%21%28%28query%3A%28match_phrase%3A%28json.correlation_id%3A%27a3769224ae845869-ATL%27%29%29%29%29%29[0m
2026-09-07T14:58:38.058808Z 01O [36m# ./qa/resource/api_fabricator.rb:122:in `api_post_to'[0m
2026-09-07T14:58:38.058810Z 01O [36m# ./qa/ee/resource/work_item_epic.rb:277:in `add_child_item'[0m
2026-09-07T14:58:38.058813Z 01O [36m# ./qa/specs/features/ee/api/2_plan/epics_milestone_dates_spec.rb:116:in `add_issue_to_epic'[0m
2026-09-07T14:58:38.058815Z 01O [36m# ./qa/specs/features/ee/api/2_plan/epics_milestone_dates_spec.rb:88:in `create_epic_issue_milestone'[0m
2026-09-07T14:58:38.058817Z 01O [36m# ./qa/specs/features/ee/api/2_plan/epics_milestone_dates_spec.rb:34:in `block (3 levels) in <module:QA>'[0m
2026-09-07T14:58:38.058819Z 01O [36m# /home/gitlab/spec/support/fast_quarantine.rb:22:in `block (2 levels) in <top (required)>'[0m
2026-09-07T14:58:38.058822Z 01O [36m# ./qa/specs/runner.rb:125:in `run_rspec'[0m
2026-09-07T14:58:38.058824Z 01O [36m# ./qa/specs/runner.rb:32:in `perform'[0m
2026-09-07T14:58:38.058826Z 01O [36m# ./qa/scenario/template.rb:10:in `block in perform'[0m
2026-09-07T14:58:38.058828Z 01O [36m# ./qa/scenario/template.rb:8:in `perform'[0m
2026-09-07T14:58:38.058831Z 01O [36m# ./qa/scenario/template.rb:63:in `perform'[0m
2026-09-07T14:58:38.058833Z 01O [36m# ./qa/scenario/template.rb:10:in `block in perform'[0m
2026-09-07T14:58:38.058835Z 01O [36m# ./qa/scenario/template.rb:8:in `perform'[0m
2026-09-07T14:58:38.058838Z 01O [36m# ./qa/scenario/bootable.rb:52:in `launch!'[0m
2026-09-07T14:58:38.058840Z 01O
2026-09-07T14:58:38.058842Z 01O Finished in 35.45 seconds (files took 0.97328 seconds to load)
2026-09-07T14:58:38.058845Z 01O [31m2 examples, 1 failure[0m
2026-09-07T14:58:38.058847Z 01O
2026-09-07T14:58:38.058849Z 01O Failed examples:
2026-09-07T14:58:38.058854Z 01O
2026-09-07T14:58:38.058856Z 01O [31mrspec ./qa/specs/features/ee/api/2_plan/epics_milestone_dates_spec.rb:33[0m [36m# Plan Epics milestone dates API updates epic dates when adding another issue[0m
2026-09-07T14:58:38.398460Z 01E /builds/gitlab-org/quality/canary/.gems/bin/gitlab-qa: Command `docker run -t --rm --net=bridge --env QA_CAN_TEST_GIT_PROTOCOL_V2="$QA_CAN_TEST_GIT_PROTOCOL_V2" ...` failed! [31m✘[0m (Gitlab::QA::Support::ShellCommand::StatusError)
2026-09-07T14:58:38.398485Z 01E /builds/gitlab-org/quality/canary/.gems/bin/gitlab-qa: Command `docker run -t --rm --net=bridge --env QA_CAN_TEST_GIT_PROTOCOL_V2="$QA_CAN_TEST_GIT_PROTOCOL_V2" ...` failed! [31m✘[0m (Gitlab::QA::Support::ShellCommand::StatusError)
2026-09-07T14:58:38.400682Z 01O
2026-09-07T14:58:38.400694Z 01O
```
issue
GitLab AI Context
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