Checklist task being assigned to wrong user

Summary:

Content (please ensure you mask any confidential information):

Hello,

User A is an employee from location Kurla and has no AOR mapped in her profile , but when a checklist task is tagged to an pending worker User B from reality location the journeys tasks notification is being triggered to to user A who isnt even having any AOR or is not even related to the employee. Three is the reminders which is being sent to user A regularly and clogging the emails of the user A.

How can we check that ?

Version (include the version you are using, if applicable):