Creating a new sprint in start button tell us a mistake as follow:
Issues x,y,z do not have a value for the estimate 'field'. Values enter after start of the spring will be treated as scope change
We review stories ans sub-tasks and all them have duration field fill.
This answer maybe helps you out: https://answers.atlassian.com/questions/189357/can-i-put-estimates-on-my-stories-once-my-sprint-has-started-in-rapid-boards
If you think this is more a bug because you can see the 'Estimate' field with a number and it is still complaining it is empty, feel free to create a support request at support.atlassian.com and the OnDemand team will take a look at your instance. Please specify the board you are looking and show with a screenshot the message so we can take a close look at those issues.
Connect with like-minded Atlassian users at free events near you!Find a group
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no AUG chapters near you at the moment.Start an AUG