Deleting Change Statuses Online(PP-BD-RTG) 
Use
You use this function to make sure that a
change status cannot be displayed or edited.Features
If in a routing that has several change statuses you delete a change status online, you can no longer display or change the following objects:
You cannot reactivate a change status that you have deleted online.
See also:
Example: Deleting Change Statuses Online (PP-BD-RTG)