Content Segmentation : Error when deleting a Segment from Control Center

When trying to delete a Segment in Control Center, the platform returns below error :

 Unable to delete segment
 This segment was assigned for at least 1 entity.

There are still entities assigned to the Segment in the environment.

If you need to remove the segment that is in use,  you will need to follow steps 1 through 3.

1. Remove the Entities that are already assigned to the Segment

• Find the Entities already assigned to the particular Segment
• Remove them from the Segment 

2. Deselect the users that are already assigned to the Segment (From Control Center)

In control Center 

• Go to Users
• Go to InRiver Role
• Select the user 
• Deselect the respective Segment 

3. Delete the segment from Control Center