title: Azure Automation unable to unlink a schedule "The schedule couldn't be unlinked from the runbook"
body: <p>I am unable to unlink a schedule from a runbook.
  I have a run book that is attached to an existing schedule(the schedule already had another runbook). And when I try to unlink it gives error. This is happening in one environment(ACC). But in PRD and DEV the notebook in the situation unlinked successfully. How to fix this ?</p>
  <p><a href="https://i.stack.imgur.com/PIlyk.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/PIlyk.png" alt="enter image description here" /></a></p>