Summary

Converting issues currently in a Sprint to sub-task whose parent is in a different Sprint or no Sprint at all, causes a bug in which the sub-task issue will still display as if it belongs to the old Sprint (not the parent one).

Environment

Cloud

Steps to Reproduce

Scenario 1

1. Create a standard issue in a Sprint
2. Convert this issue to a sub-task whose parent is in a different Sprint or have no sprint at all.

Scenario 2

1. Create a sub-task issue in a Sprint
2. Convert this sub-task to a standard task and put in a different Sprint from the parent.

Expected Results

The issue should be displayed under the parent's sprint, or in the correct Sprint, depending the case.

Actual Results

The issue is displayed in the old incorrect Sprint, not respecting the current parent sprint.

Notes

First report: Oct-11-2017
In some cases clicking on the View on Board link on affected issues will give the user "Page unavailable".

Workaround

None for now.