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You can prevent the Jira issue from transition to the next state if not all Smart Checklist items are checked.

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1. Go to Workflows

2. Choose one that you want to add validation to and click Edit

3. Choose transition and click on "Validators" link

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4. Add Validator

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5. Choose "Smart Checklist Completed Validator"

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6. Click Add - new Validator will be saved

7. Then Publish this changed workflow

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1. Go to Kanban board (or Issue view)

2. Try to change the state of an item with opened checklist items

3. You'll get the error:

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4. If you check all Smart Checklist items - you'll be able to transition the Jira issue successfully!

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