NOTE: This bug report is for JIRA Server. Using JIRA Cloud? See the corresponding bug report.

      When importing a sub-task via CSV, you should require a reference to the parent issue.
      If you try to import the CSV via Issues > Import Issues from CSV, that validation is done, however when importing through Administration > System > External System Import the CSV import creates orphan sub-tasks.

      Steps to reproduce

      1. Create a CSV with only a sub-task to be created, with no parent issue specified
      2. Import CSV using External System Import

      Expected Behaviour
      A warning message saying "Subtask 'Issue' doesn't have a valid Parent Id selection. Issue will not be created." should be displayed (as it is on "Import Issues from CSV")

      Actual behaviour
      Issue is created successfully without a parent

            [JRASERVER-42405] CSV import allow orphan sub-task via External System Import

            Maria Marzec made changes -
            Affects Version/s New: 9.12.18 [ 110303 ]
            Affects Version/s New: 10.3.3 [ 110412 ]
            Maria Marzec made changes -
            Labels Original: affects-cloud affects-server berliner-triage-202502 priority-reviewed New: affects-cloud affects-server berliner-triage-202502 berliner-triage-confirmed priority-reviewed
            Maria Marzec made changes -
            Labels Original: affects-cloud affects-server priority-reviewed New: affects-cloud affects-server berliner-triage-202502 priority-reviewed
            SET Analytics Bot made changes -
            UIS Original: 8 New: 7
            SET Analytics Bot made changes -
            UIS Original: 7 New: 8
            SET Analytics Bot made changes -
            UIS Original: 8 New: 7
            SET Analytics Bot made changes -
            UIS Original: 4 New: 8
            SET Analytics Bot made changes -
            UIS Original: 8 New: 4
            SET Analytics Bot made changes -
            UIS Original: 7 New: 8
            SET Analytics Bot made changes -
            UIS Original: 8 New: 7

              Unassigned Unassigned
              malmeida Marcus Silveira
              Affected customers:
              6 This affects my team
              Watchers:
              8 Start watching this issue

                Created:
                Updated: