@JanaW there is no negative impact of this action. Instead Atlassian says that it is the best way to deal to situation when you have a story with unclosed subtask in a sprint.
Unclosed subtask will not give you a possibility to close a sprint. So you should convert subtask to a story and move it to a backlog or to other sprint.
It suggested that you've made some shippable piece of work in parent story and the rest in subtask is a piece of work that can be shipped independetly.
We’re proud to announce that our integration with Amazon DevOps Guru is now live. The Amazon and Opsgenie product teams have worked together to build a deep integration between Opsgenie and the new...
Connect with like-minded Atlassian users at free events near you!Find an event
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no Community Events near you at the moment.Host an event
You're one step closer to meeting fellow Atlassian users at your local event. Learn more about Community Events