Keep priority of parents and sub-tasks in sync

Field Changed Event

Create a new rule and name it appropriately.

Providing a description will help you to identify what the rule does but this step is optional.

Add a trigger and choose the Field Changed Event and set the Field* to Priority

No further configuration needed. The automation rule is triggered every time an issue is being transitioned.

Issue Selector

Add Selector → Issue Selector → Sub-tasks

No further configuration needed. The automation rule is triggered every time an issue is being transitioned.

Update Field

Next to Issue selector click on Add → Action → Update Field

Set Update to* to Value returned by parsed expression

Parser Expression*

%{trigger.issue.priority}

Make sure the Parsing mode is set to Advanced

Activate the rule by clicking on the Activate rule button →

Screencast

This is how the configuration above should look on your screen

Related examples

Title		Automated action	Label	Parser functions	Style guide	Tech review	Workflow function
Inherit value from parent in Advanced Roadmaps hierarchy	Status	Update field action		fieldValue() first() parent()	TODO	TODO
Copy excerpted value from new comments	Status	Update field action		findPattern() first()	TODO	TODO
Add links to the issues in a ScriptRunner Issue Picker field	Status	Create issue link action Delete issue link action		issueKeysToIssueList() toString() toStringList() replaceAll() previousValue()	TODO	TODO
Bulk clear the issue resolution		Update field action	STAFF PICK		DONE	DONE
Add components of the epic to the current issue	Status	Update field action			TODO	TODO
Copy the parent issue comments to its sub-tasks	Status	Add comment action			TODO	TODO
Transition affected issues when releasing a version (manually)	Status	Transition issue action			DONE	DONE
Notify for high priority issue	Status	Send email action			DONE	DONE
Notify about date of last comment for high priority issues	Status	Send email action			DONE	TO DO
Send email when a field is updated	Status	Send email action			TODO	TODO
Notify the assignee one week before the due date	Status	Send email action			TODO	TODO
Sum up value in parent issue on field change in sub-tasks	Status	Update field action		fieldValue() sum() subtasks()	DONE	DONE
Close epic when stories are done	Status	Transition issue action		count() filterByStatus() issuesUnderEpic()	DONE	DONE
Automatically close parent when all sub-tasks are done	Status	Transition issue action	STAFF PICK	count() filterByStatus() siblingSubtasks()	DONE	DONE
Create issue link when issue is created	Status	Create issue link action		issuesFromJQL()	DONE	TO DO
Remind users to close inactive issues	Status	Add comment action	STAFF PICK		DONE	DONE
Add comment after seven days in the same status	Status	Add comment action			TODO	TODO
Delete the attachments of an issue 30 days after closing it	Status	Update field action			DONE	DONE
Add sub-tasks to an automatically created issue		Create issue action		getMatchingValue()			Create issue
Keep calculated custom field in sync	Status	Reindex issue action	STAFF PICK		NEEDS REVIEW	NEEDS REVIEW
Reindex issue on custom field update	Status	Reindex issue action			NEEDS REVIEW	NEEDS REVIEW
Reindex linked issues	Status	Reindex issue action			NEEDS REVIEW	NEEDS REVIEW
Scheduled project reindex	Status	Reindex issue action			NEEDS REVIEW	NEEDS REVIEW
Track issues mentioned in comments	Status	Create issue link action		findPattern() issueKeysToIssueList() toString()	DONE	DONE
Resolve issues when all options of a checklist are checked	Status	Transition issue action		numberOfAvailableItems() numberOfSelectedItems()	DONE	DONE
Create sub-tasks depending on selected values in a custom field	Status	Create issue action		toStringList()	DONE	DONE
Assign issues to your team during a transition	Status	Assign issue action		isInGroup()	DONE	DONE
Assign an issue to the last assignee on a transition	Status	Assign issue action			DONE	DONE
Re-assign issues and leave a comment	Status	Add comment action Assign issue action			DONE	DONE
Schedule issues for re-submission	Status	Transition issue action			DONE	DONE